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310-812 Sun Certified MySQL 5.0 Developer share 1(R)

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310-812 exam Dumps Source : Sun Certified MySQL 5.0 Developer share 1(R)

Test Code : 310-812
Test name : Sun Certified MySQL 5.0 Developer share 1(R)
Vendor name : SUN
real questions : 173 true Questions

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SUN Sun Certified MySQL 5.0

Now an Oracle product, what happens to MySQL? | killexams.com true Questions and Pass4sure dumps

Attendees at the open source database's annual developers' convention in Santa Clara this morning are waking as much as the superb information that their personal product, whose value to solar Microsystems turned into to occupy been lauded via notany aside from sun co-founder Andreas von Bechtolsheim in a keynote tackle scheduled for Thursday, is now owned by Oracle systems.

The initial cost of MySQL to Oracle -- up except this morning, its largest competitor -- changed into glaring by using its absence from this morning's joint press conference featuring solar and Oracle executives. solar CEO Jonathan Schwartz mentioned MySQL along with OpenOffice as a share of what he now calls the realm's biggest agency for open source utility. until Oracle's SEC filings are made public, they might not recognize no matter if MySQL even factored into its valuation of solar.

LinuxQuestions.org editor Jeremy had, neatly, Linux questions this morning after the information changed into introduced: "With a excellent deal of solar's profits coming from hardware, will [Oracle] spin that division off or utilize it to focal point extra on an entire Oracle stack, that comprises everything from hardware to database?" Jeremy wrote. "moving to the particular person constituents of that stack, will Oracle continue with the SPARC CPU line or exist drawn to the more commodity x86 lines? on the OS stage, will Oracle continue to focal point on Linux and their Unbreakable implementation or will they try and sustain Solaris alive? Oracle has been contributing to Linux in a immense manner these days, and it could exist an incredible loss for that to traipse away."

unbiased analyst and Betanews contributor Carmi Levy believes the deal could allow some intriguing opportunities for Oracle, which in past times has had more problem breaking into the reduce conclusion of the database market. There, MySQL guidelines among open source clients, and Microsoft SQL Server has had a stronghold among the many industrial set.

"This pondering extends into the lower conclusion of the market as well, given how the solar acquisition gives Oracle access to MySQL," Levy told Betanews. "while no one might ever rightfully pretension that MySQL threatens Oracle's larger-end database offerings, its addition to the portfolio gives Oracle extra leverage in a market with big growth abilities. The MySQL achieve in ground of approximately eleven million offers Oracle earnings groups productive desultory to occupy conversations they haven't previously had."

but MySQL's aid ground is comprised in enormous share via independent developers, and that's the understanding through design. Already, these impartial developers are waking up to a unique world, together with utility engineer Ryan Thiessen. An eleven-year MySQL veteran, Thiessen is scheduled to talk at the MySQL convention this week; and in a weblog post this morning entitled easily, "bowled over," he reveals his bewilderment:

"last time this 12 months i was cautiously positive about sun's buy of MySQL. however no longer this 12 months -- it exist worry and disappointment over what this capability for MySQL," Thiessen wrote. "when I study this as a rumor a yoke of weeks in the past i assumed it changed into a amusing anecdote of a concept. Why would a exorbitant margin software commerce exigency to purchase a declining hardware enterprise, notwithstanding that hardware is amazing? As for their software, I can not reflect about that Oracle is attracted to Java, MySQL, and many others as salary producing products, it would just exist a tiny blip for them."surprisingly, Java and Solaris were mentioned by pass of Oracle CEO Larry Ellison because the key motivating components, not the SPARC commerce -- definitely, it become SPARC that didn't generate a blip. MySQL acquired as a minimum that a lot -- this for a company that changed into value at the least a billion to sun simply 15 months ago.

MySQL's founders occupy remained on the list as fiercely against using utility patents, as hazardous to the spirit and ethics of open supply. Oracle is not diametrically hostile to that line of considering, having made statements in principle every the pass through this decade opposing the advent of patent portfolios for predatory purposes.

Oracle's 2000 statement on the subject, which is basically unchanged, reads, "Patent law gives to inventors an unique appropriate to unique know-how in recrudesce for ebook of the know-how. here's now not appropriate for industries equivalent to software progress by which innovations chance hastily, can exist made with out a substantial capital funding, and minister to exist artistic combos of in the past-standard recommendations."

however Oracle does assist the utilize of patents for defensive functions, above every when a corporation is attacked through a company with a immense portfolio.That fact by myself doesn't insinuate Oracle cannot, or hasn't, used its software belongings very aggressively. In October 2005, the enterprise bought its first frequent open supply database component: Innobase, whose InnoDB contained business-category aspects that were basically rolled into MySQL 5.0. by buying InnoDB, Oracle ended up possessing a share of MySQL anyway, in a traipse that InfoWorld's Neil McAlister astutely reasoned may exist to preserve the lower-type database snugly in the lessen classification, while siphoning customers into Oracle's upper category.

"it truly is why when Oracle snapped up Innobase in early October it become effortless to interpret the movement as a huge repulsive on Oracle's part," McAlister wrote then. "by taking handle of one of MySQL's a must-have interior organs, Oracle beneficial properties the power to pulp the upstart at a whim, readily through closing its grip round Innobase. however, seriously, why would Oracle accomplish that?"

4 years later, they occupy a more in-depth glimpse of an reply to McAlister's query: by using taking manage of the geography of enterprise databases over a larger area, Oracle keeps MySQL safely within its own continent, both locked away or funneling unique consumers across the channel. possibly no one could ever rightly declare that MySQL was a genuine hazard, however nowadays, Oracle's circulate ensures that it never may too be. and that's the unique world that builders in Santa Clara are waking up to.


OSCON: The saga of MySQL | killexams.com true Questions and Pass4sure dumps

At OSCON in 2006, I followed periods that discussed how open source companies would fare when massive firms are available. back then there occupy been most efficient a handful of examples of huge businesses deciding to buy minuscule open supply businesses. Three years later, we’ve witnessed MySQL AB net swallowed via sun, best to occupy sun exist swallowed by using Oracle. Now there are greater open questions than ever and at the least three types of MySQL which are jockeying to proceed the MySQL blood-line. the day past I attended talks with the aid of two of these agencies and i must wonder how the MySQL video game will play itself out over time.

the first talk I attended changed into: “Drizzle: status, concepts, and Ecosystem” the state a number of Drizzle builders shared their ideas about this task. Brian Aker forked MySQL to create Drizzle a year in the past with the premise to create a brand unique database that changed into leaner and more extensible by using a micro kernel and plugin mannequin. The existing MySQL codebase had grown overly advanced after a few elements had been “hacked in” which made including greater elements overly intricate.

The drizzle group, which has a yoke of builders sponsored by using solar, looks very much worried about the technical nature of their project. As in most open source tasks the builders peer less worried with politics and groups and more with making a kick-ass database. i attempted to examine a number of questions to survey where they reflect that MySQL, Drizzle and MariaDB had been headed, but mostly the questions occupy been no longer answered — they reiterated the focus on technical excellence. aside from having sedate corporate support, Drizzle looks to exist pushed by means of basic open source ideas. This makes me happy, because the future of each MySQL and Drizzle are doubtful due to the fact Oracle simply bought solar. Given the center of attention on open supply ideas, I’m inescapable the Drizzle would no longer depart away may still Oracle fulfill a decision to cease helping the group.

The 2nd session was: “MariaDB: neighborhood pushed SQL Server” which offered Monty’s (of MySQL AB fame) unique company Monty program AB. not enjoy the Drizzle community, Monty’s unique company has clear company desires, complete with fluff and advertising talk. the unique business’s fork of MySQL, MariaDB, aims to exist one hundred% suitable with the usual MySQL. Its designed to exist one hundred% drop in replacement that goes even as far as letting individuals who're certified on MySQL follow their erudition to MariaDB. despite the fact that Monty program AB differs in a number of aspects from the original MySQL AB, it in reality appears to follow a reasonably equivalent mannequin.

The americans engaged on the customary MySQL occupy been not too well represented prerogative here at OSCON. in contrast to Drizzle and MariaDB, MySQL is shrouded in dubiety considering that no person comprehend what Oracle plans to accomplish with MySQL. given that it MySQL can cannibalize (and doubtless already has) Oracle’s flagship product, the future of MySQL is terribly uncertain. The mindshare at OSCON certainly belongs to MariaDB and to Drizzle.

Returning again to my fashioned factor now, they can survey that the acquisition of MySQL AB by means of sun hasn’t labored out at every how each person had hoped. many of the fears raised with the aid of my weblog achieve up from three years ago occupy manifested during this mess. After MySQL became a sun property, the excellent of MySQL began to suffer, including releasing a version of MySQL that had sedate accepted bugs. This had under no circumstances took state before and despatched a clear signal that not every become neatly with MySQL. And the group had lots of frustrations with solar as sun slowed or stopped accepting patches. Even crucial groups enjoy Google had stern patches to MySQL unnoticed. naturally the process had broken down.

today they ascertain ourselves with as a minimum three types of MySQL that every occupy differing goals, yet vow to share code with one a different. Some could exist compatible with each different, some smash unique floor. The one issue they recognize for distinct that nothing in this game is definite. unless Oracle makes a press release about the pass forward for MySQL nothing may exist clear.

I locate it in fact enjoyable that both Drizzle and MariaDB occupy lower back MySQL to basic open source roots. Neither group goes to require fancy licenses or copyright agreements and may entirely import on the usage of the GPL. Drizzle is devoid of a commerce model for the time being and even Monty application AB will issue to exist a extra “classic” open supply enterprise.

Amidst this dubiety the most efficient component that is evident to me is that the MariaDB and the Drizzle communities don't appear to exist expecting anything else — they're working on unique improving their projects as quickly as they can. I in my sentiment admiration that Drizzle gifts probably the most involving strategy to saving MySQL — it sounds just enjoy the codebase mandatory a sedate overhaul with a purpose to smash some construction bottlenecks and to permit greater people to approach back and select share within the pile procedure.

however I’ve switched to Postgres many moons ago, I’m completely fascinated by what's at the instant going on with MySQL. The present activities in this space are things that they mentioned three years in the past with the conclusion of “This might exist involving to monitor!” indeed, it’s entertaining to monitor — I reflect we’ll exist talking about this situation for quite a while to come. Oh, and MySQL users: agonize not — you’re going to exist the winners during this entire debacle!


faculty football predictions: Why i'm taking OSU over Boise condition | killexams.com true Questions and Pass4sure dumps

Duke at Baylor: Blue Devils 26-21. prime probability for the Bears. Duke is enjoying devoid of quarterback Daniel Jones.

Rutgers at Kansas: Scarlet Knights 24-20. large 12 upset special. KU is by some means preferred. That’s right. Kansas is liked.

Texas-San Antonio at Kansas State: Wildcats 27-17. Oh my goodness, okay-State isn’t very good. What in the world has happened to the ‘Cats?

LSU at Auburn: warfare Eagle 26-7. Of Auburn’s five toughest games – too together with Washington, Mississippi State, Georgia and Alabama – simplest this one is at home. 

Alabama at Ole pass over: Crimson Tide 35-11. There became a time when this become the South’s most efficient rivalry. now not the Iron Bowl. not Bama-Tennessee. no longer Georgia-Florida. This.

Vanderbilt at Notre Dame: fighting Irish 27-sixteen. Is Vandy aggressive? We’ll find out.

Missouri at Purdue: Tigers 35-26. The Boilermakers were notion to exist ascending. Then they lost at domestic to Northwestern, forgivable but avoidable, after which misplaced at domestic to jap Michigan. Unforgivable. Now Purdue is a significant underdog at home to Mizzou, with Boston college coming to West Lafayette subsequent week. could the Boilermakers depart 0-4 to delivery the year with four home losses?

Colorado condition at Florida: Gators 34-14. Florida employed away Colorado condition train Jim McElwain after the 2014, but it came at a value. Florida agreed to pay CSU $500,000 for six years, via 2020. McElwain agreed to pay $333,333 a 12 months for the selfsame six years. Plus Florida agreed to host Colorado condition in a ballgame, this one, for a $2 million assure. The Rams occupy stumbled upon one of the most excellent cash-making schemes in historical past. hire an up-and-coming teach, provide him anything he wishes but embrace a huge buyout in his contract. through the conclusion of 2020, the Rams will had been paid $7 million via Florida to play one online game and not occupy McElwain educate them. And prerogative here’s the amusing component. McElwain’s no longer even the Florida train anymore; he turned into fired closing November with a 22-12 overall listing. ESPN pronounced that McElwain had been an “extraordinary fit” from the delivery. prerogative here’s the funnier element. It’s not for inescapable that Florida may too win this online game. The Gators lost at domestic to Kentucky final week, ending a 31-game sequence profitable streak, and Colorado condition beat Arkansas.


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Sun Certified MySQL 5.0 Developer share 1(R)

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Comparing the Technologies | killexams.com true questions and Pass4sure dumps

Language and Runtime Support

Java. Developed in 1995 by Sun. every code is compiled into bytecode and interpreted by a virtual machine (JVM). May too exist selectively JIT compiled, depending on the JVM, or fully natively compiled with ancillary products (such as JOVE). Can dash on any platform that supports a JVM. IBM supports v1.3 of the J2SE SDK.

VBScript and JScript for Web pages and any COM-based language for server components (typically VB or VC++). Scripts are interpreted, while components are natively compiled. VB code too requires a runtime DLL (MSVBMxx.DLL). VBScript and JScript came into utilize in 1997, while COM grew out of OLE in 1993.

Any language that supports the Common Language Runtime (20-plus in development). Initially compiled to an intermediate language (MSIL) and then JIT compiled to aboriginal code by the CLR at runtime or natively compiled (PreJit) at install time. Code written for the CLR is referred to as managed code. uphold for the CLR will exist shipped with future OSes starting with Windows XP Server released by the discontinue of 2001.

Class Libraries

Standard Java classes found in the J2SE, plus the APIs (JDBC, JSP, EJB, JMS, JAXP, JCA, JFC, JNDI, and so on, as defined in the J2EE specification). In addition, vendors embrace their own extensions to J2EE for integration and differentiation in the marketplace.

Win32, COM, MFC, ATL, and ASP. Five primary programming models that accommodate APIs that developers utilize in pile solutions.

Services Framework. A hierarchical set of managed classes arranged in namespaces. Provides a consistent programming model and unifies the APIs needed to build solutions.

Deployment

Java Package. Collection of Java classes assembled as a unit and arranged hierarchically. frail versioning. Server-based deployment uses XML-based deployment descriptors, which are read and handled differently by each vendor's implementation. WebSphere includes an application assembly utensil to handle this process.

DLL, EXE. DLLs accommodate a collection of functions with frail versioning. EXEs portray an executable program with frail versioning. COM components are housed in DLLs, reckon on the registry, and uphold immutable interfaces but no runtime version checking. Server-based installation accomplished through third-party utilities such as InstallShield.

Assembly. Unit of deployment, security, and versioning. Includes built-in PKI uphold and metadata to tightly control binding of assemblies at runtime. uphold exists in the class loader of the CLR for consistency and version checking. Server-based deployment can exist done in a no-impact style by simply copying the relative paths that accommodate the application. Applications too can explicitly share components. uphold for the Windows Installer included in VS.NET.

Thin Client

Java Server Pages (JSP). WAS supports JavaScript or Java in JSPs that are compiled into HttpServlets on the soar and are cached by the server. No aboriginal uphold exists for different devices, and there are no client-state services other than cookies. WAS ships with an HTTP engine (1.3.19) but can utilize Apache, Domino, Netscape, iPlanet, or IIS 4.0/5.0. WAS 4.0 is v1.1–compliant. The syntax of JSPs is a knockoff of ASP and was developed in 1998.

Active Server Pages (ASP 2.0). Technology introduced by MSFT in 1997 in which pages containing server-side code are interpreted by an ISAPI server extension and can utilize simple HTTP caching through headers. No aboriginal uphold exists for different devices, and there are no client-state services other than cookies. ASP runs primarily on IIS 4.0/5.0 but has been ported to other platforms (see Chili!Soft, purchased by Sun). Performance of JSP and ASP is similar on similar hardware platforms.

ASP.NET. ASP.NET pages are compiled into MSIL either statically or on the soar when a request is made. Server control architecture allows abstraction for different devices and condition storage across HTTP POST events. Server controls allow developers to create "adaptive controls" to render HTML, WML, and so on as appropriate for the client platform. Runs on IIS 4.0/5.0. Beta performance tests betoken a 200–300% improvement over JSP and ASP.

Web Server Processing

HttpServlets provide a request/response model available to Java classes in addition to session-state services keyed with a client cookie. JSPs often summon servlets as the controller that acts as the broker between presentation and commerce service layers to provide separation between the HTML and Java code. Because of the complexity of writing servlets many "two-tier Web apps" simply occupy the servlets fulfill direct calls to the underlying database via JDBC. This leads to spaghetti code that is difficult to debug and maintain. The servlet engine is included in WAS and includes a JDBC connection manager that handles database connection pooling. WAS 4.0 is v2.2–compliant.

The ASP runtime implemented in the ISAPI server extension provides a request/response model in addition to session- (keyed with a client cookie) and application-state services. ASP pages often summon commerce services directly implemented as COM components, although many "two-tier Web apps" simply occupy the ASP pages fulfill direct calls to the database via ADO. This leads to spaghetti code that is difficult to debug and maintain.

The HTTP Runtime in ASP.NET provides an extensible mechanism by which developers can hook into the processing of resources on the Web server through HTTP Modules. Provides very taut integration with the Web server. too supports a request/response model and application- and session-state services. Session-state services can exist deployed on a part server to enlarge scalability. Provides a sophisticated caching mechanism for pages and programming code. Provides complete separation of HTML code and programming logic through code behind.

Object Services

Enterprise Java Beans (EJB). share of the original J2EE specification in 1998. Java classes that are deployed in component-oriented middleware (a container) that provides interception and adds services such as distributed transactions (using the Java Transaction Service [JTS] based on the OMG and using IIOP), security, and database connectivity. The container can dash on the selfsame server or remotely. EJBs approach in two flavors: entity beans and session beans. Entity beans map to the condition of an expostulate as represented by a row in a database. Entity beans provide the mapping to the database and caching of the entity. Entity beans approach in two styles: Container Managed Persistence (CMP) and Bean Managed Persistence (BMP). CMP beans allow the container to manage loading and saving the database information, whereas BMP beans provide methods for the developer to insert JDBC code directly. Session beans approach in two flavors: stateful and stateless. Stateful beans maintain a conversation with a unique client, whereas stateless beans can exist reused by multiple clients, with the container handling the allocation. WAS 4.0 is EJB 1.1–compliant.

Microsoft Transaction Server (MTS). Provides component-oriented middleware for COM components introduced in 1996. Provides interception and adds distributed transactions through the Microsoft Distributed Transaction Coordinator service (MSDTC), security, and expostulate activation support. Objects can exist both stateful and stateless, depending on administrative settings. Programmers select edge of MTS services through the utilize of an API. Only components built in VC++ are free-threaded and thus fulfill better. No uphold for automatically mapping database rows to expostulate instances exists.

Component Services (COM+ 1.0). Released with Windows 2000 in 2000 and provides component-oriented middleware for COM components. Provides interception and adds distributed transactions, security, expostulate construction, expostulate pooling, queued components (for asynchronous integration with MSMQ), loosely coupled events for publishing and subscribing to components, and activation support. Objects can exist both stateful and stateless, depending on administrative settings. Although built for COM, .NET programmers create serviced components in .NET by deriving their class from a system class and decorate it with attributes to relate the services that it uses. The system class then communicates with COM+ via Win32 and COM APIs. No uphold for automatically mapping database rows to expostulate instances exists. (The IMDB product that was removed from prerelease versions of COM+ would occupy served a similar purpose as entity beans, although the ADO.NET DataSet expostulate serves a similar purpose.)

Database Support

JDBC. Data Access API that allows SQL access to a tabular data source via drivers (there are currently 159 listed on Sun's site under 4 different types, ranging from JDBC to ODBC bridges to fully native-protocol Java implementations). Various drivers uphold connection pooling, distributed transactions, and rowsets, and some are J2EE-certified. The API is similar to the Win32 implementation of ODBC. JDBC 2.0 is the spec under J2EE 1.2, but 3.0 has been defined. Note that when using entity beans with CMP, the container provides the mapping to the database tables through a vendor-specific mechanism. WAS 4.0 supports JDBC core v2.1 and Extensions 2.0. WAS includes providers for DB2, MSSQL, Oracle, Informix, and Sybase.

ADO/OLE DB. OLE DB is both a specification for COM interfaces that database vendors implement (OLE Providers) and a set of services (such as cursor processing and connection pooling) implemented in Windows to provide data access to a variety of data sources. ADO is a simplified automation layer that sits on top of OLE DB to provide data access to scripting languages and COM-based languages such as VB. Although typically used for tabular data access, both ADO and OLE DB can exist used to access nonstructured data such as email and XML. OLE DB too can exist used to access data through the plethora of available ODBC drivers.

ADO.NET. A set of managed classes that provides access to data sources through what are called managed providers. These embrace TDS (SQL Server), OLE DB providers, and ODBC drivers. Each managed provider implements connections and connection pooling, commands/parameters, forward-only cursor processing, transaction processing, and oversight handling. ADO.NET too includes a middle-tier data cache expostulate called a DataSet that provides an XML-based cache of data that can exist used to bind to controls and synchronize changes to a data source through an adapter expostulate implemented by the managed provider. Designed to uphold a loosely connected model with built-in XML representation of the data and XSD representation of the schema. Developers can drudgery with relational data as XML data, and vice versa through the XMLDataDocument class.

Messaging

Java Messaging Services (JMS). JMS is a set of client interfaces to message-oriented middleware (MOM) products that supports both message queues and publish-and-subscribe metaphors. MOM vendors implement JMS providers. JMS includes a specification for a unique type of EJB, message beans. WAS includes the (WebSphere MQ) MQSeries JMS provider. WAS 4.0 is compliant with the 1.0.2 specification and includes uphold for JMS-XA distributed transactions across MQSeries-enabled systems and databases. exigency to obtain WebSphere MQ separately.

Microsoft Message Queue Server (MSMQ). A MOM server product running on NT 4 and W2K that supports message queues but does not embrace a publish-and-subscribe feature built into the product. The product includes a COM-based API for sending and receiving messages and administering queues. Supports distributed transactions through MSDTC. MSMQ is built into Windows NT 4.0 Server.

System.Messaging. A set of managed classes that provide the administrative and client APIs for working with MSMQ servers. MSMQ is built into Windows 2000 Server. It should exist illustrious that developers can access MSMQ through queued components (QC) supported by COM+ 1.0. QC acts as an abstraction layer to allow clients to asynchronously fulfill manner calls on components that are backed by MSMQ.

Fat Client

Java Foundation Classes (JFC). JFC includes the Abstract Windowing Toolkit (AWT) and rock as Java APIs for pile GUII applications. rock is a more abstract API and includes a "look and feel" for developing the selfsame GUI on multiple platforms or adhering to a platform standard. Advanced graphics can exist created with the Java2D and 3D APIs. GUI apps dash as standalone applications or applets running in a browser.

Win32/ActiveX. Applications written in VB, VC++, or other Windows progress tools. Ultimately these tools fulfill calls to the Win32 API for the underlying window management. ActiveX is a COM-based technology for pile reusable binary visual components (.ocx) across progress environments. Applications dash as standalone applications or as ActiveX controls hosted in MSIE. Advanced graphics are available through the DirectX set of COM-based APIs.

Windows Forms. Set of managed classes that allow for the creation of forms-based applications. Takes edge of unique Windows 2000 features such as nonrectangular forms. Includes a managed control architecture to build reusable visual controls. Third parties will provide wrappers for DirectX functionality. Windows Forms–based applications can dash as standalone applications or can exist hosted in MSIE on clients with the CLR installed.

Integration

J2EE Connector (JCA). JCA is a specification based on the IBM Common Connector Framework (CCF). WAS contains WAS adapters used to connect to packaged applications such as JDEdwards, SAP, Peoplesoft, and so on. These are JCA-compliant and are shipped with VisualAge for Java. You can too build unique adapters using the MQSeries adapter offerings. WAS AE multiserver version only.

SNA Server 4.0. Server product that includes OLE DB and ODBC uphold for AS/400 and DB2. too includes COM Transaction Integrator (COMTI) for working with CICS and IMS transactions as if they were COM objects. Includes MSMQ-MQSeries bridge and host printing services, among others. Basically, this is COM-based integration, and there are too connectors to packaged products such as the SAP DCOM Connector.

Host Integration Server 2000. Update of SNA Server. too includes integration with Commerce Server, BizTalk, dynamic Directory, and Windows Management Instrumentation (WMI). BizTalk too supports application-integration components (AIC) that can exist built to integrate with packaged applications; for example, there is a SAP R/3 AIC available.

XML Support

Java API for XML Parsing (JAXP). An API and abstraction layer to deal with various XML parsers. Not included in the J2EE 1.2, but 1.0 is in 1.3. v1.1 supports XSLT and DOM even 2 and SAX v2.0. IBM has a 100% Java validating XML parser with JAXP uphold available on its Web site. WAS includes uphold for DOM 1.0, SAX 1.0, and XSLT 1.0.

MSXML. Microsoft's COM-based XML parser, included as a standalone addition to the OS and in products such as MSIE. Version 3.0 sp1 is the current version, with v4.0 as a technology preview on the MSDN Web site. V3.0 supports XSLT, XPath, and SAX2. Implements much of the DOM functionality specified by the WS3C, in addition to SAX uphold for event-based processing of big XML documents.

System.Xml. A set of managed classes that implement the DOM, XSLT, and XPath specifications by the W3C. Supports both a tree-based model (DOM) and an innovative stream-based approach for parsing XML documents. too contains a class that maps XML documents to the ADO.NET DataSet class to provide XML-based access to relational data.

Web Services

WAS ships with the Apache SOAP 2.2 utensil support. The toolkit is SOAP 1.1–compliant. Can expose Java classes, EJBs, BSF scripts, or DB2-stored procs as a Web Service. Includes a command-line utility to publish EJBs as SOAP services. progress tools accommodate wizards to create WSDL from an existing Java application or read WSDL to create a server stub or client proxy. UUDI4J uphold is too included for client-side interaction with UDDI registries.

SOAP Toolkit 2.0. Downloadable. Current release is sp2. Provides a COM wrapper for implementing Web Services. Wizard exposes COM objects as a Web Service using ASP or IIS ISAPI extensions. uphold for WSDL 1.1. A part UDDI SDK is available for download, and provides a COM API for pile and querying a UDDI registry. The toolkit integrates into VS 6.0 so that creating Web Services from COM components is straightforward.

.NET Framework. SOAP 1.1 is implemented in a variety of the ground class libraries and, therefore, is very tightly integrated from both consumer and implementer perspectives. Allows individual methods in managed classes to exist exposed as Web Services through an credit of the framework. Automatic creation of WSDL from XSD schemas and managed classes. Automatic creation of managed client proxies from WSDL through the command line and UI in VS.NET with complete Intellisense. A part UDDI SDK is available for download that provides managed classes for pile and querying a UDDI registry.

Remoting

Remote manner Invocation (RMI)-Internet InterORB Protocol (IIOP). Provides the programming model (RMI) and the protocol layer for (CORBA IIOP) Java-to-Java communication. Servlets and applets communicate with EJBs via RMI. Assumes a tightly bound model that creates firewall issues and is not well suited to the Internet.

DCOM. Extension of COM for component communication across the network using any of the Windows NT network protocols. Includes remote activation and security features. Remoting of expostulate instances must exist specifically programmed into the COM objects themselves. Assumes a tightly bound model that creates firewall issues and is not well suited to the Internet.

.NET Remoting. Implemented in a set of managed classes. Allows managed code to communicate across app domain boundaries. Can communicate via HTTP or TCP channels. Supports remoting of expostulate instances via binary or SOAP protocols. Supports singletons and client activation. The utilize of HTTP and SOAP promotes a loosely coupled architecture that does not incur firewall problems.

Naming Services

Java Naming and Directory Interface (JNDI). Programming interface that provides access to directory services such as DNS, LDAP, Novell (NDS), and CORBA COS through vendor-specific providers.

WAS 4.0 is JNDI 1.2–compliant for EJB lookup. The IBM SecureWay Directory 3.2.1 product is included in WAS for access to dynamic Directory, Lotus Domino, and NDS.

Active Directory Services Interface (ADSI). COM programming interface that supports access to NT, LDAP, and Novell (NDS) directory services through vendor-specific providers.

Active Directory and System.DirectoryServices namespace. Windows 2000 Server includes the distributed directory used in a Windows 2000 domain while the managed classes, in DirectoryServices provide a wrapper around the ADSI interfaces to programmatically access a directory.

Development Tools

WebSphere Studio, Visual Age for Java. Both ship with WAS. Studio is used to build the visual representation of Web pages and JSPs, while Visual Age is used for Java coding of servlets, beans, and EJBs.

Visual Studio 6.0, released in 1998 (three IDEs). part IDEs exist for VC++/Visual Interdev for ASP development, and VB for configuration and component development. Graphical Web development.

Visual Studio.NET. unique IDE that supports unified debugging, project management, Intellisense, Server Explorer, graphical editor for the Web and forms, class view, dynamic help, add-ins, and scripting. Can exist used to build console applications, Windows Forms, Web Forms, Web Services, Windows Services, and components. Third-party compiler vendors can plug into VS.NET.

B2B Integration

ebXML. An industry specification (not a shipping product) for performing business-to-business transactions using XML and the Web. Includes some uphold for SOAP. Not implemented in WAS. Would exigency to roll your own infrastructure perhaps using Web Services.

No uphold on NT 4. Would exigency to roll your own infrastructure using the SOAP Toolkit and Windows services.

BizTalk Server 2000, released in 2000. A part server product that provides a messaging/scheduling engine and commerce process orchestration facilities. Messaging includes uphold for EDI, SOAP, and Rosettanet grammars, in addition to others.

Key Strengths

For organizations that must occupy platform neutrality, J2EE is the only alternative. The Java language is becoming more widely accepted. Vendors such as IBM present a single-vendor solution when dealing with legacy applications. Separation of application logic and presentation exists, although, in practice, this is underutilized. EJB model includes automatic database-mapping facilities through CMP.

Large ground of VB/ASP developers, resulting in reduced costs. Runs on commodity servers that can exist scaled out. Software costs are low. Multiple language uphold through COM. taut integration with the preeminent client platform (Windows).

Multiple languages supported with a common set of class libraries. Unified programming model with the Services Framework. tall productivity progress environment. Web application performance. Runs on commodity servers that can exist scaled out. Separation of application logic and presentation exists. Greater integration with XML and Web Services protocols. taut integration with the preeminent client platform (Windows).

Key Weakness

Single-language solution. Smaller ground of developers. EJBs are tangled and not widely used. Thus, JSPs are overused, resulting in spaghetti code. Varying levels of J2EE conformance across vendors. The exigency to utilize vendor-specific features leads to vendor lock-in. Performance varies due to vendor-specific implementations. Software cost is generally higher, developer costs are higher, and deployment time is increased.

Highly fragmented programming model. COM infrastructure is unwieldy, leading to DLL hell and versioning problems. ASP pages that accomplish not utilize COM for commerce and data-access services lead to spaghetti code. Single-vendor solution.

Not a shipping product. OO nature of CLR makes progress initially more complicated for VB/ASP developers. Single-vendor solution. Does not uphold an automatic mapping of database rows to objects as with CMP, although there is widespread disagreement within the industry as to whether entity beans are desirable because they accomplish not promote transactional consistency and are questionable in terms of performance. For more information, survey Roger Session's Web site.


Testing Considerations for Application Migration to Cloud Computing | killexams.com true questions and Pass4sure dumps

By Rajagopal Sattaluri

Article Rating:

February 8, 2011 07:45 AM EST

Reads:

18,817

Cloud computing adds a unique dimension to conventional models of testing services delivery. Gartner highlights the five attributes of cloud computing as service-based, scalable and elastic, shared, metered by use, uses internet technologies (1). Cloud computing characteristics such as virtualization, on-demand scale up/down of infrastructure resources, self service capabilities and pay per utilize pricing models are allowing cloud platform vendors to provide infrastructure and software services at lower costs to organizations utilizing cloud computing services (2).

There is a growing trend of organizations taking up cloud computing initiatives to consolidate infrastructure that is geographically spread in multiple data centers to a unique cloud platform vendor. Minimizing upfront infrastructure investment, talent to scale up/down quickly, tall availability and calamity recovery are the other key factors contributing to early cloud adoption. Organizations are interested in having greater visibility into how infrastructure resources are consumed, aligning infrastructure needs to actual require and lowering infrastructure management and uphold costs. Organizations should exist vigilant of the application considerations for migration to cloud platforms to ensure a smooth transition to cloud environment (3).

Testing considerations and focus areasThe following are the key considerations that are helpful in locating areas that would require focus during test planning:

  • Application changes and on-premise interfaces - pathetic an application to the cloud may require changes to the application to suit with the environment available on the cloud platform. For example, if the application is running on Solaris on-premise and the operating systems available on the cloud platform are RedHat Linux and Suse Linux, the application will require additional testing on the cloud platform. In addition, requirements such as authentication against on-premise dynamic directory and unique interfaces built with on-premise systems lead to additional areas for application testing.
  • Data migration - The data migrated from on-premise to cloud to select edge of the storage services available on the cloud platform for additional storage needs, backup and archival requires unique test cases to exist developed as share of test planning.
  • Security - Organizations may determine to enforce access to application features utilizing on-premise user directories for authentication and authorization. In addition, web applications being migrated from with-in the firewall to a public internet on cloud require transport security mechanisms such as SSL. Data stored in cloud storage may occupy to exist encrypted for security and compliance needs. The best exercise is to secure the data in transit as well as the data at rest (4). Security testing of these unique features has to exist incorporated in to overall test planning.
  • Performance - The application needs to exist load and stress tested on the cloud platform to ensure that system response is as per SLAs. As cloud platforms are often used for consolidating infrastructure in multiple regions to a specific region, special attention is needed to ensure that system performance is at optimum levels. This will require testing the latency in system response in comparison to response from on-premise environment for taking appropriate steps for performance improvement.
  • Scalability - Applications are usually migrated to cloud to select edge of the elasticity features provided by cloud platforms for quick ramp up/down of computing resources to align with actual demand. The talent of the cloud environment to meet the on-demand needs of the application requires heedful planning of the test scenarios and load for performance testing.
  • Availability and calamity Recovery - Load balancers and elastic computing features for auto-provisioning play a critical role in ensuring tall availability on the cloud. The talent of the cloud environment to withstand peak load and server failures has to exist tested prior to releasing the application for producing use. Cloud platforms such as Amazon EC2 allow placing multiple instances in different availability zones in a region to protect applications from failure of a unique location (5). The availability of the application has to exist tested by simulating the failure of an application instance in a location. Also, data recovery mechanisms in state occupy to exist tested for ensuring proper calamity recovery.
  • Cloud computing aspects conducive to testingTesting an application being migrated to a cloud platform requires the test environment to exist setup in the cloud environment. The following are some aspects of cloud computing that are conducive for setting up test environments on cloud platforms:

  • Reduce the lead-time for procuring infrastructure - Less time to provision infrastructure resources using self-service interfaces
  • Optimal utilize of hardware resources - In-house test environments require hardware, which most of the time goes unused. With cloud, the resources can exist scaled  up or down to sustain pace with require which leads to efficient utilization of resources
  • Pay-per-use - With cloud, there is no exigency to budget for extra hardware. Additional resources can exist procured easily for the test environment using pay per utilize models
  • Quick resource ramp-up - Cloud is benchmark for quickly ramping up resources for the following testing needs: Testing an application on multiple operating systems, multiple browser types and multiple software versions (JVM, App Server etc.)
  • Setting-up multiple test regions - Cloud makes it cost-effective for creating part test regions for system testing. Often, minimal infrastructure is enough for testing functional aspects of an app location. big infrastructure needed to simulate production environment can exist procured quickly for the duration of testing
  • Reduce software licensing costs - On-demand testing tools on cloud are cost efficient and the pay per utilize models provide relief from costly one-time licensing of testing tools (6)
  • Enhancements to Testing Methodology for Cloud TestingThe enhancements proposed to the conventional software testing methodology are based on their experience with deploying and testing J2EE, .Net applications, and commercial as well as open source packages on Amazon EC2 and Microsoft Azure cloud platforms.

    A typical cloud testing methodology is comprised of the following phases: Test Planning, Test Design, Cloud Setup, Test Execution, Remediation and Closure. The methodology for testing applications on the cloud platform requires additional activities in the following phases:

  • Cloud Setup - The setup of test environment on the cloud requires familiarity of the target cloud platform. Testing teams exigency training on key functions such as setting up a cloud account, provisioning cloud resources (Virtual Machines (VMs), storage, load balancers, software licenses). An understating of the cloud monitoring tools is essential to monitor system response and resource usage.
  • Test Execution - Based on the test requirements for the application, additional resources may occupy to exist procured for computing as well as storage. For example, performance testing of the application will require a exact representation of the production data for efficient results. It may too require additional VMs to simulate computing uphold for handling larger loads. Testing application security will require understanding of the firewall rules, routing of requests and data access rules.
  • Closure - Cloud platforms provide storage at low cost and are benchmark for archiving test cases, test results and test data. The VMs used for testing can exist saved as images in cloud storage and can exist restored later to recreate the test environment quickly for subsequent releases. Once the testing phase is complete, every the cloud resources can exist released to sustain the overall testing costs low.
  • ConclusionTesting applications that are being migrated to the cloud requires a heedful assessment of the testing considerations from the perspective of what application changes are undertaken for cloud deployment. This will back testing members in understanding application areas that exigency specific focus during testing on the cloud platform. In addition, erudition of the cloud platform capabilities for scalability, availability and calamity recovery is useful for test planning. Testing teams should net acquainted with the cloud platform for accessing the test environment, monitoring and fulfill every test related activities. An understanding of the innovations cloud computing brings to testing services, especially test environment on the cloud and cloud based testing tools, will enable better utilization of the cloud computing capabilities by organizations for efficient gains.

    References

  • Gartner Highlights Five Attributes of Cloud Computing, http://www.gartner.com/it/page.jsp?id=1035013
  • The Five Characteristics of Cloud Computing, Maria Spínola, Cloud Computing Journal, http://cloudcomputing.sys-con.com/node/1087426
  • Application Migration Considerations for Cloud Computing, Rajagopal Sattaluri, Cloud Computing Journal, http://cloudcomputing.sys-con.com/node/1686320
  • Architecting for the Cloud: Best Practices, http://media.amazonwebservices.com/AWS_Cloud_Best_Practices.pdf
  • Amazon Elastic Computing Cloud, Features - Multiple Locations, http://aws.amazon.com/ec2/
  • HP and Amazon Web Services, http://aws.amazon.com/hp/
  • Rajagopal Sattaluri currently heads the Solution Architecture Team at Mahindra Satyam. He is a TOGAF certified enterprise architect. He has over 20 years experience in software progress with expertise in Solution Architecture Consulting, Technology Evaluation, unique Technology Research and Development, Product progress and Offshore Software Development. He is a staunch promoter of Agile, Cloud Computing and SOA. Rajagopal has a Masters degree in Management from North Carolina condition University, USA and an under graduate degree in Computer Engineering from Andhra University, India.

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    Reminder: Nintendo's Mobile RPG Dragalia Lost Is Now Available, In Some Countries At Least | killexams.com true questions and Pass4sure dumps

    Nintendo's latest offering in the world of mobile gaming, Dragalia Lost, is now available to download for free on Android and iOS.

    Strangely, since its initial expose back in May this year, they haven't really seen a Great deal of hype surrounding this unique dragon-based adventure. Nintendo actually aired a special Direct dedicated to it, and there has been a constant trickle of trailers since then, too, but fans issue to occupy remained on the fence about the title for the most part. Now, though, it's time to net stuck in and survey what it's enjoy first hand.

    The game was officially rolled out to mobile stores yesterday on the 27th September, although it's currently only available in the US, Japan, Macau, Taiwan, and Hong Kong. We're still yet to hear of any advice for other regions such as Europe (where store searches for the game exhibit no results), so this truly appears to exist exclusive to those regions for now.

    If you've missed previous announcements on this, Dragalia Lost is an action RPG with touchscreen controls being used to dish out simple and magic attacks. You can too transform into a dragon and unleash special attacks that way, and the anecdote sounds quite intriguing, too, so we'd urge you to try it out if you can.

    Will you exist giving Dragalia Lost a go? accomplish you live in a region where it's unavailable, hoping for it to exist released there in the future? Let us know with a comment below.



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    Vmware [58 Certification Exam(s) ]
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    Worldatwork [2 Certification Exam(s) ]
    XML-Master [3 Certification Exam(s) ]
    Zend [6 Certification Exam(s) ]





    References :


    Dropmark : http://killexams.com/demo-download/310-812.pdf
    Dropmark-Text : http://killexams.dropmark.com/367904/12916517
    Blogspot : http://killexamsbraindump.blogspot.com/2018/01/kill-your-310-812-exam-at-first-attempt.html
    Wordpress : https://wp.me/p7SJ6L-2yw
    Box.net : https://app.box.com/s/x3khg1ddsdhyoumgdb18j1mttupkmw8x






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