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000-642 XDE Tester

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000-642 exam Dumps Source : XDE Tester

Test Code : 000-642
Test title : XDE Tester
Vendor title : IBM
: 50 existent Questions

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IBM XDE Tester

IBM Rational unveils RAD device | killexams.com existent Questions and Pass4sure dumps

information

IBM Rational unveils RAD device
  • by means of John k. Waters
  • 05/29/2003
  • Like others, IBM’s Rational application Division is coming back to an understanding from an prior computing era -- the hasty application construction, or RAD, tool. As enterprise Java potential linger in a tiny bit short provide, and as extra Java tasks acquire the go-forward, paraphernalia reminiscent of these draw pastime.

    massive Blue is categorizing its unusual Rational quick Developer as “an architected hasty software development” atmosphere or “ARAD.” The visual, model-driven edifice atmosphere is designed to construct existence less demanding for developers engaged on Java 2 commercial enterprise edition (J2EE) industry purposes, according to company representatives.

    the brand unusual ARAD appliance goals enterprise developers, enabling them to construct purposes that fill a powerful underlying structure, reps said, and making it less complicated for them to construct first rate, specifications-primarily based functions that may scale.

    Forrester analyst Liz Barnett sees the unusual device as portion of an ongoing vogue to give programmers with model-based mostly edifice environments. “The style is to insulate programmers from loads of the technical underpinnings of the J2EE atmosphere,” Barnett informed Programmers document. “The focal point these days is on mannequin-primarily based building, which has the competencies to give some precise productiveness profitable properties.”

    Ever-expanding time pressures and ever-latest budgetary issues fill been riding application evolution towards tools that emphasize productiveness, Barnett noted. “Managing expenses and timing are fully Important nowadays,” she pointed out. “equipment affection this are addressing these concerns in a very direct method by automating the edifice of lots of code.”

    commonly seen as the first fruits of IBM’s fresh purchase of Rational application, the ARAD appliance has truly been in evolution due to the fact earlier than that acquisition, at the dawn beneath the aegis of a Shelton, Conn.-based mostly industry called NeuVis Inc. NeuVis’s flagship product became a model-pushed utility edifice device for creating agile, business-type, n-tier purposes that Rational felt complemented its present product line. Rational obtained NeuVis in 2002.

    “This [tool] has been within the works for a long time,” stated Forrester’s Barnett, “both at NeuVis and at Rational. And it has been in the fingers of beta testers for a long time. I assume it’s safe to claim that it has been entirely baked.”

    IBM is pricing its unusual Rational hasty Developer device at $5,995 (U.S.) per person license.

    IBM Rational additionally accelerated its “prolonged edifice event” for testers and builders with a unusual product known as IBM Rational XDE Tester, in addition to with enhancements to IBM Rational XDE Developer. The huge concept here is to give builders with a “seamless design and construction environment through tightly integrating the IBM Rational XDE product family unit into IBM WebSphere Studio, Eclipse and Microsoft visual Studio .web,” allowing builders to drudgery without detain inside their IDEs.

    The Rational XDE Tester is a brand unusual examine automation reply designed to give useful testing of Java consumers and net-based purposes. it is in keeping with Eclipse and runs inner IBM WebSphere Studio 5.0 and Eclipse 2.0, according to company representatives.

    Rational XDE Developer Plus (previously known as Rational XDE expert Plus), has a brand unusual debugging capacity referred to as visual hint it really is designed to enable users to peer application runtime errors and create associated UML fashions. This version of Rational XDE integrates with Rational PurifyPlus, IBM officials referred to, and makes it workable for developers to drudgery in supported versions of Java, visible C# and visible fundamental .net.

    The Rational Unified procedure (RUP), a multifarious utility construction system created by means of Rational, is intended to supply developers with personalized yet constant system tips to evolution teams. IBM’s newest enhancements to RUP are designed to construct it extra configurable for a broader viewers, in line with the officials.

    The Rational XDE Tester is obtainable for $2,995 per user license, while Rational XDE Developer is $2,995 per user license. IBM Rational XDE Developer Plus is priced at $4,195 per person license, and versions of IBM Rational Suite v2003 dawn at $3,995 per node-locked license.

    hyperlinks:

    For different Programmers record articles, please Go to www.adtmag.com/article.asp?identity=6265

    in regards to the author

    John ok. Waters is a compress author based in Silicon Valley. He can live reached at john@watersworks.com.


    Rational XDE Modeler v2002 liberate 2 | killexams.com existent Questions and Pass4sure dumps

    Product reports

    Rational XDE Modeler v2002 liberate 2
  • by means of Mike Gunderloy
  • 09/04/2002
  • Modeler is the member of their XDE (extended evolution experience) family unit of items this is aimed toward architects and designers who deserve to drudgery as a portion of a bunch on massive object-oriented items. running in three different modes (integrated with visible Studio .internet, integrated with IBM WebSphere application Developer, or standalone), Modeler generates platform-independent fashions that can besides live handed off to developers the utilize of the entire XDE product on both VS .net or Java platforms. The goal audience for Modeler is individuals who fill to communicate each up and down the software management ladder. it may possibly create completely free-form diagrams that expose typical architectural selections, for utilize in slip suggests to higher management. but on the different conclusion, it can besides generate finished UML models that can live handed off to developers for implementation. every separate the fashions will besides live interlinked, so that you can drill down to anything degree of aspect you want at a selected second.

    There are too many aspects here to list, but listed here are probably the most greater wonderful bullet aspects:

    - A drag-and-drop UML and freeform drawing environment- complete integration with supply code control. you could damage a model up into subunits that you can check in and out independently.- web publishing and reporting, so fashions will besides live shared with ease with folks that will not fill one of the most XDE items installed.- pattern integration that means that you can identify and reuse architectural patterns.- Integration with different constituents of the Rational line together with Rational RequisitePro and the Rational Unified method.

    Of direction, the all XDE pro device ($2995) includes developer capabilities which are lacking from Modeler. These encompass statistics modeling with ahead and transpose engineering, and round-go back and forth visual C# era. if you want that even of implementation ability, you will need to buy the complete product in its status of modeler. however the people who want those amenities are often developers, now not architects.

    I had an occasion to check-pressure Modeler within the visible Studio .web shell, and Rational has accomplished a high-quality job of integration. fashions are introduced to an reply in a assorted files folder, and may live blended with different task kinds. a unusual "mannequin Explorer" brought between reply Explorer and sophistication View means that you can drill into fashions in any depth integral. The drawing tools drudgery neatly, and the preference of shapes and diagrams is huge. The internet posted edition looks to fill comprehensive constancy to the long-established, and springs with a treeview that continues the model organizatino. general, here's a appliance that simply means that you can drudgery without getting to your way. if you are an architect or dressmaker versed in UML with developers that goal VS.internet or WebSphere as their edifice atmosphere, you might live likely to locate this one effective certainly.

    [This assessment at first seemed in

    concerning the author

    Mike Gunderloy, MCSE, MCSD, MCDBA, is a former MCP columnist and the writer of a large number of construction books.


    useful Integration of Java-Oriented technologies and 2.5/3G structures | killexams.com existent Questions and Pass4sure dumps

    with the aid of Barbara Stewart, Bryan Hartlen, Marc Erickson, Angus McIntyre

    Article rating:

    August 1, 2003 12:00 AM EDT

    Reads:

    23,243

    huge stages of deployment decisions can live organize to builders as they fill interaction in unusual initiatives for you to leverage the power of instant communication systems. while deploying capabilities through third-era (3G) and 2d-and-a-half era (2.5G) wireless terminals gifts challenges which are partially distinctive from those encountered in very own computers and servers, many time-honored environments had been adapted to aid-restrained gadgets.

    this article discusses the purposeful integration of Java-oriented applied sciences and a pair of.5G/3G systems and what you deserve to live awake of when dealing with resource constraints and the administration of application add-ons through construction, testing, deployment, and protection.

    verbal exchange handsets already present functions similar to these purchasable on computer computer systems, including internet access. whereas handheld instruments fill become extra equipped and powerful with each era of items, they proceed to live resource constrained compared to their computing device brethren. constrained amounts of reminiscence, processing, and battery vigor are realities for the wireless developer.

    These hardware obstacles ought to live compensated for through sensible software edifice and taut middleware integration. in status of simply acting as browsers for reformatted internet content, 3G handsets fill the competencies to host application software mainly developed to implement client and service features of an answer. due to the fact builders aren't any longer limited to "skinny-client" processes, components sequel in directly within instant instruments fill more suitable entry to paraphernalia aspects, sensors, and actuators. certainly, developers will need entry to a brand unusual era of conclusion-to-conclusion tools that drudgery inside an open, widespread paraphernalia integration platform. These will aid address the special needs of multi-language, multi-platform, and multi-seller evolution environments.

    The challenge is to combine flexibility and extensive functionality with the calls for for very limited reminiscence, processing, and battery energy. 3G handsets can live built on a component foundation that gives the powerful and responsible platform on which functions can live hosted. 3G is where the phone world meets the computing world. Voice communication will continue to live significant whereas multimedia, comfy e-enterprise transactions, and information features will deliver differentiation. A 3G handset will need to fill the identical reliability as a mobile, but the identical performance as a laptop, and nonetheless live diminutive and vigor efficient.

    Let's utilize an specimen as an instance the reality of merging voice, facts, and communications onto up to date-day instruments (cellphones, PDAs, and handheld computers) and enabling a brand unusual dynamic e-enterprise software model. A technician on a service title makes utilize of a handset to view a full-motion video on how to acquire rid of an factor from a photocopier. using the equal handset, the technician submits an order for the half and receives verification that the portion has been reserved for his customer. using region-based services, the server software, selecting that there's a birth van with the portion on board within the neighborhood, makes utilize of a mobile SMS message to divert the driver to the technician's place.

    As applications are prolonged to mobile instruments, unusual applied sciences should live required to give productivity to the conclusion users while protecting them from the inherent complexities of integrating local and far flung features. local capabilities such as bar code scanning, scalable vector photographs, full-action video, and voice navigation will live required on the machine. far off functions residing inside the carrier infrastructure, equivalent to vicinity-primarily based (GPS), transactional, and messaging services, will should live accessed wirelessly by the machine.

    All these applied sciences exist nowadays. To efficaciously combine and deploy them on a restrained handset is a "essential bethink of programming." To acquire there sooner requires two things: the privilege platform and the arrogate tools.

    The position of Java in these systems is hidden from the discontinue user, nevertheless it will play an Important role for the developers of the instant terminals and infrastructure gadget.

    next era communication SystemsWhat are the factors for the utilize of Java in 3G/2.5G terminals and infrastructure? Java might live a success in the verbal exchange facet for a similar reasons or not it's a hit within the IT section: (1) time-to-market via productiveness, and (2) flexibility and steadiness via open specifications.

    transferring market demographics, world competition, and faultfinding construction and maintenance charges fill bolstered the need for elevated flexibility and productiveness. no person utility or provider goes to meet every separate needs, and because of this provider suppliers must fill the capability to directly and efficaciously deploy unusual functions. This drives the fundamental understanding of edifice a everyday platform with predefined capabilities and shared features that can live configured in precise time with functions and add-ons, leading to differentiable conclusion products. The J2ME requirements supply a definition of one of these platform for gadgets of varying capabilities. constructing applications in keeping with these J2ME standards:

  • Ensures utility compatibility and portability with paraphernalia capabilities
  • Reaps the productivity benefits of the Java programming model and accessibility to a consistently growing foundation of expert builders
  • Simplifies the mixing of purposes and functions that reside in each the handset and infrastructure sides of the instant hyperlink

    selecting the ultimate J2ME implementation is critical, because it's the implementation of the "platform" ­ the underlying real-time working paraphernalia (RTOS) and digital computing device ­ that offers to a varying degree:

  • a secure and secure programming environment that protects the gadget from faulty add-ons that might debase the device
  • A layered application design with isolation mechanisms that avoid direct entry to hardware and RTOS features
  • a hasty and responsible execution atmosphere with minimal reminiscence consumption and efficient power usage that permits functions to hold complete capabilities of available hardware substances as a course to produce towering fine carrier
  • proven and certified, now not just appropriate, implementation towards the J2ME specifications' "Java-powered" runtime atmosphere
  • An extensible platform for connecting purposes deployed on the handset with information and purposes inside the infrastructure
  • Runtime downloading (and unloading) capabilities of both Java purposes and endemic gadget accessories
  • productive and intuitive programming tools for every separate the above

    In here area, OSE systems and IBM depict how the combination of RTOS and J2ME-licensed runtimes will besides live optimized for the wireless handset market. adventure is taken from their recent efforts in integrating OSE techniques' RTOS OSE and IBM's WebSphere Micro environment.

    building took region in an integrated tools platform with evolution tools based upon the open source Eclipse platform, an open current tools integration ambiance. construction tools which are powered by using Eclipse technology such asIBM's WebSphere device Developer (an offering certainly centered to embedded platforms) are besides mentioned as examples of the tooling vital for embedded Java purposes.

    The arrogate Platform ­ not every separate J2ME Implementations Are Created EqualJ2ME is a privilege away response to the focus that no longer every separate devices are created equal. It offers a means for outlining a variety of gadget classes and a minimum stage of capacity and functions that will besides live positive on compliant contraptions. It doesn't, youngsters, specify how smartly these capabilities will perform. The devil is within the details of the platform's design, functionality, and implementation ­ how the individual add-ons of the platform, the RTOS, and the virtual machine are designed and carried out, what capabilities they have, and jointly how they are built-in.

    widely wide-spread PerformanceFootprint and reminiscence CostsOne of the greatest costs in a 3G handset is the memory. Designing a appliance with a lot of expensive RAM and high-performance gleam is not an option for a lot of producers. The arrogate platform will live in accordance with software in particular designed from the ground as much as live small, scalable, and configurable, now not carved down from an industry implementation.

    The RTOS performs an Important role in saving memory, not handiest by presenting a scalable, diminutive footprint solution, but additionally by using enforcing memory-conserving aspects akin to:

  • Limiting the volume of RAM consumed privilege through execution
  • preventing reminiscence fragmentation
  • aiding persistent recollection types and enabling gleam reminiscence to characteristic as the drudgery memory, including "instant-on" execute-in-place (XIP) elements that permit structures to execute code at once from the gleam recollection with out prior loading privilege into a RAM buffer
  • supporting dynamic remapping of purposes' reminiscence pages between RAM and flash

    constructing on a tenacious RTOS, J2ME structures on the simplest stage attend in cutting back the reminiscence footprint for diminutive contraptions by specifying the set of capabilities accessible to an application on a compliant platform. This allows these services to live carried out once after which live shared through every utility. within the wireless locality this besides potential more advantageous efficiency as most effective the application, no longer the core services, deserve to live deployed over the instant connection.

    At a deeper level, builders additionally should look at the gauge recollection of an software as it runs on the device. Some virtual machines grab diminutive amounts of recollection up front (to in the reduction of the initial footprint), and incrementally seize recollection because it's needed (costing when it comes to speed). Others seize more reminiscence up entrance, but less over time (up front recollection hit, however faster over time). The greatest reply is a digital desktop this is customizable and tunable. With J9, the virtual desktop inside WebSphere Micro environment, initial and incremental reminiscence mound locality can besides live set to satisfy the selected carrier wants and device capabilities.

    ultimately, once the software has been designed and optimized, there are benefits to live realized in how it is deployed to the gadget. counting on the ilk of software and the features of the device, it could live greater really helpful to execute the application out of gleam as opposed to RAM. This may live to reduce RAM requirements or to deliver the application with an "immediate-on" capacity.

    ExecutionThe execution velocity of functions on these purchaser handsets will continue to live a crucial success factor. Java functions fill previously suffered a nasty recognition as a result of their interpretive nature. whereas or not it's precise that interpreters will often race slower than compiled purposes, the disagreement at the software stage isn't necessarily important; in situations the status it is considerable, there are optimized runtime options akin to ahead-of-time (AOT) and just-in-time (JIT) compilation.

    simply-in-time (JIT) compilation is a runtime option that uses a compiler within the digital laptop to translate Java bytecodes into endemic desktop language for a selected device. A cache of reminiscence contains compiled desktop language prepared "just in time" to live used. Execution of ordinary bytecodes is then handled at once from the desktop language in cache. After the initial "compilations," JIT know-how improves performance at the cost of improved recollection and begin-up time.

    ahead-of-time (AOT) compilation is an option that converts Java bytecodes into endemic computing device language for the selected machine at deployment time. unlike JIT, compilation happens on the edifice host. The outcome will besides live packaged "ahead of time" privilege into a compact executable for direct loading and execution inside the virtual computer ambiance. AOT compilation can besides live extremely profitable when utilized selectively to application hotspots. it could actually deliver near JIT performance with out the start-up time penalty and at a fraction of the recollection prices.

    The J9 virtual computing device turned into designed first and most fulfilling to interpret bytecodes privilege away. edifice on this mighty groundwork, the JIT and AOT compilers supply the application developer with alternatives for managing the quicken versus reminiscence can pervade exchange-off. The importance of this adaptability is considerable due to the fact that the J9 virtual computer can execute functions deployed as bytecodes, AOT or JIT compiled desktop code, and, most important, any aggregate of the three.

    software security and ContinuityWhile making positive reliability of standalone application functions, it live equally faultfinding to design a device with gadget robustness in intellect. Downloaded functions and functions can't live allowed to debase the equipment. Separation of gadget-essential and noncritical application is gauge and the operating device within the paraphernalia should provide isolation mechanisms and reminiscence insurance contrivance for this intention. for instance, within the case of OSE's dynamic loading/unloading capabilities of endemic utility (C/C++), particular protection mechanisms fill been introduced to ensure that loaded modules should live recollection protected when taking talents of a hardware MMU.

    Introducing a Java runtime ambiance that takes learning of the RTOS' inherent security in a 3G handset has the extremely pleasurable edge of featuring a cozy and guarded ambiance for application utility, which is regularly written in Java. The handset's endemic ambiance (C/C++) that controls the machine will live blanketed from the Java software environment. In gadget architectures that might improvement from more suitable separation, varied virtual machines could exist on the handset and might live started and stopped independent of every other. moreover, when the RTOS supports endemic runtime downloads, even new, updated Java virtual Machines can live dynamically sequel in after a handset is produced and deployed.

    Deterministic real-Time BehaviorDeterministic precise-time deportment is a requirement in brand unusual 2G cell phones. To wirelessly deliver your voice to any locality on this planet within fractions of a 2d, 2G platforms include utility that should control radio add-ons, digital coding and decoding of voice, the connection with foundation stations, and setup facilities that relate and disconnect calls. relocating to 3G handsets will now not exchange the requirement for deterministic real-time behavior. clients will now not settle for calls every separate at once being disconnected or the other celebration's voice sounding gradual and distorted.

    The problem may live to retain present day grotesque efficiency and reliability, while introducing the brand unusual services that high-speed, packet-primarily based data transmission makes it workable for. For numerous Java applications to coexist in a useful resource-restrained device, the Java runtime environment wants deterministic precise-time behavior.

    The design of the digital machines has besides moved forward to allow for deterministic execution. One particular enviornment is within the rubbish collection of the digital machine. for example, the IBM J9 digital computer interior WebSphere Micro atmosphere has the following points to back in the evolution of deterministic functions.

  • actual-time techniques deserve to retrieve reminiscence efficaciously. search for elements similar to actual garbage assortment (GC) as antagonistic to conservative rubbish assortment. GC should silent besides live incremental, so the digital laptop is not locked during GC.
  • in the most austere of deterministic instances, GC should silent besides permit interrupts. This stops GC immediately so vital routine will besides live processed at the maximum feasible precedence. An illustration of this may live receiving an incoming mobilephone summon while gaming.

    Having a virtual computing device sequel into sequel deterministic features has restricted value if the underlying RTOS does not predictably sequel into sequel actual-time points. operating techniques such as OSE are an specimen of a precise embedded actual-time device, designed from the ground up for traumatic wants affection determinisms, reliability, and robustness. besides the classical elements reminiscent of preemptive scheduling, lightweight approaches, diminutive footprint (measured in tens of kilobytes), scalability, effective interrupt dealing with with short interrupt latency, and an interrupt-headquartered machine driver mannequin, there are different aspects to perceive for in an RTOS:

  • Message-based mostly structure to ensure ease-of-use, exorbitant efficiency, advanced debug capabilities, clear IPC in distributed methods, and reminiscence-blanketed techniques
  • reminiscence administration with a spotlight on efficiency even when the utilize of low-efficiency reminiscence forms, efficient prevention of recollection fragmentation, and varied recollection pools to permit astounding system design
  • automatic error coping with with a multilayered error handler strategy
  • procedure supervision and automated useful resource cleansing, which enables a gadget to live self-recoverable

    The privilege tools ­ The Java Developer Is EfficientAs the 3G handset turns into a deployment platform within an gauge pervasive computing context, paraphernalia to control the conclusion-to-conclusion task existence cycle may live vital. It might live general to set up unusual evolution relationships as half of those initiatives. frequently a brace of businesses or departments will deserve to collaborate on solutions that deploy across deeply embedded controllers, handsets, own computers, servers, and even mainframe programs that deal with thousands and thousands of contraptions at the very time as. The construction existence cycle starts with managed necessities, then progresses to modeling, code development, debugging, setting up and management tasks, and trying out. testing takes on unusual facets as numerous handset platforms, deployment networks, internet features servers, and repair suppliers should live accommodated. tools that manipulate every separate of these facets of assignment edifice and deployment should combine together neatly if builders are to evolution efficaciously.

    As within the device runtime dialogue, it might live vital for the Java and endemic (C/C++ and assembler) tooling environments to live smartly integrated. Being capable of change between assignment-conscious freeze-mode and run-mode debugging is vital in true-time techniques as clear bugs can't live discovered unless parts of the device can execute whereas others are frozen.

    common source code debugging wants its complement in system-level debugging where pursuits can besides live traced and analyzed, and design flaws will besides live discovered. superior equipment-degree debugging is workable when the device design is in line with a message-passing architecture with automated resource cleansing, affection OSE enables. Profiling of the CPU and reminiscence utilization as well as postmortem debugging are other needed debugging equipment. The OSE Illuminator debug device suite is applied in Java, which gives for simple integration with a Java evolution ambiance affection Eclipse-based WebSphere Studio gadget Developer.

    whereas Java's portability and productivity advantages are neatly accepted, tooling designed for the embedded developer will should give a number of features above and beyond those organize in an simple IDE. actual productiveness is carried out with the following:

  • The skill to boost and debug in each on-host emulation environments and the genuine on-device ambiance
  • The capacity to strengthen and debug combined mode, Java, and C/C++ applications
  • Execution analysis paraphernalia that function on the device and spotlight software bottlenecks via profiling reminiscence, stack and thread usage, and priorities
  • Setup and configuration wizards that construct positive purposes are developed in opposition t the desired J2ME configuration or profile and for the desired target hardware
  • Wizards for recommending which portions of the utility should live compiled as Java bytecodes, AOT, or JIT executables
  • Wizards that kit an application for execution out of gleam reminiscence (XIP)
  • Wizards for packaging functions for deployment inside an OSGi or enterprise aspect service
  • potential to seamlessly create unusual customized device elements or to integrate unusual or superior device capabilities from third-birthday celebration suppliers

    There are a huge number of competing and complementary operating structures and middleware know-how choices attainable. unusual venture and enterprise relationships may additionally insinuate that a developer needs to bridge between numerous tools and collaboration environments. in view that initiatives will often need to tackle further deployment environments, together with developing and managing metadata for complex middleware, diverse suitable evolution offerings may need to live regarded. When an open, extendable integration framework affection Eclipse is the basis for equipment, it turns into less complicated to accommodate dissimilar-platform, assorted-language, and distinct-vendor evolution initiatives.

    part of the problem for developers working to deploy solutions across server and instant handset structures includes collaboration and crew coordination. A accepted paraphernalia integration platform affection Eclipse is equally at home in helping loads of construction languages (Java, AspecJ, C/C++, Cobol, and Smalltalk, for instance) and a vast range of commercial enterprise and embedded deployment platforms. Eclipse helps every separate these environments via ordinary access to modeling tools, testing environments, and concurrent access to numerous supply code repositories. a number of companies at the flash are offering solutions that combine their areas of specialization with the Eclipse platform.

    offerings affection QNX Momentix and TimeSys TimeStorm utilize the identical Eclipse platform and supply speciality tools for working with QNX Neutrino and TimeSys Linux in C and C++ language environments. supply code manage and administration choices from computer friends (All Fusion), MERANT (PVCS), Rational (XDE), Borland (collectively manage middle), MKS (supply Integrity), Serena (Workbench), LogicLibrary (Logidex Asset professional), Eclipse (CVS), Starbase (StarTeam), Telelogic, and Instantiations (CodePro Studio) let you plug in entry to numerous VCM and supply code administration techniques. offerings affection IBM's WebSphere Studio application Developer lengthen Eclipse to consist of visual editors, construction of commercial enterprise functions, middleware entry, and greater. groups affection Quest application, Parasoft, JUnit.org, and Scapa technologies fill offered verify extensions.

    Summary3G handsets will deserve to combine mobilephone reliability and actual-time requirements on diminutive and aid-confined gadgets with ever-changing utility performance. J2ME requisites deliver definitions of ordinary platforms for instruments of varying capabilities and should serve because the primary software constructing blocks for these contraptions. successful implementations of the J2ME platform would require an RTOS and Java runtime environment that focus on deterministic precise-time habits and low recollection utilization. successful tasks will need to correctly integrate and drudgery with tools from distinctive providers for assorted construction and deployment systems and in multiple languages. The aggregate of J2ME expertise and Eclipse-based paraphernalia is the key to potent solutions.

  • Eva Skoglund holds a grasp of Science diploma in computer Science from the Royal Institute of technology in Stockholm. currently, Skoglund is product advertising supervisor for wireless systems for OSE methods, a true-time operating programs enterprise

    Bryan Hartlen works in enterprise building, product marketing, and IPlicensing areas and manages IBM's household of embedded Java products.prior to now, he developed or managed utility builders on systems thatranged from mainframe applications to store floor handle programs to PCMCIAcards.

    Marc Erickson has been a key participant in several internationalinnovations from IBM including workflow technology and service supportcenter development. he's now on project as the communications managerfor Eclipse.

    Angus McIntyre is the director of industry evolution for embeddedtechnology at IBM and has spent his entire profession on utility developmenttools (OTI, IBM Canada Lab, VisualAge for Java, VisualAge Micro edition). Heholds a BS in computing device science and records and an MBA.

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    IBM Rational unveils RAD appliance | killexams.com existent questions and Pass4sure dumps

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    IBM Rational unveils RAD tool
  • By John K. Waters
  • 05/29/2003
  • Like others, IBM’s Rational Software Division is coming back to a concept from an earlier computing era -- the Rapid Application Development, or RAD, tool. As enterprise Java skills remain in partially short supply, and as more Java projects acquire the go-ahead, tools such as these draw interest.

    Big Blue is categorizing its unusual Rational Rapid Developer as “an architected rapid application development” environment or “ARAD.” The visual, model-driven evolution environment is designed to construct life easier for developers working on Java 2 Enterprise Edition (J2EE) industry applications, according to company representatives.

    The unusual ARAD appliance targets enterprise developers, enabling them to build applications that fill a tenacious underlying architecture, reps said, and making it easier for them to build high-quality, standards-based applications that can scale.

    Forrester analyst Liz Barnett sees the unusual appliance as portion of an ongoing trend to provide programmers with model-based evolution environments. “The trend is to insulate programmers from a lot of the technical underpinnings of the J2EE environment,” Barnett told Programmers Report. “The focus today is on model-based development, which has the potential to provide some existent productivity gains.”

    Ever-increasing time pressures and ever-present budgetary concerns fill been driving software evolution toward tools that emphasize productivity, Barnett noted. “Managing costs and timing are absolutely faultfinding today,” she said. “Tools affection this are addressing those issues in a very direct course by automating the evolution of a lot of code.”

    Widely seen as the first fruits of IBM’s recent purchase of Rational Software, the ARAD appliance has actually been in evolution since before that acquisition, initially under the aegis of a Shelton, Conn.-based company called NeuVis Inc. NeuVis’s flagship product was a model-driven application evolution appliance for creating agile, enterprise-class, n-tier applications that Rational felt complemented its existing product line. Rational acquired NeuVis in 2002.

    “This [tool] has been in the works for a long time,” said Forrester’s Barnett, “both at NeuVis and at Rational. And it has been in the hands of beta testers for a while. I assume it’s safe to issue that it has been fully baked.”

    IBM is pricing its unusual Rational Rapid Developer appliance at $5,995 (U.S.) per user license.

    IBM Rational besides expanded its “Extended evolution Experience” for testers and developers with a unusual product called IBM Rational XDE Tester, as well as with enhancements to IBM Rational XDE Developer. The Great understanding here is to provide developers with a “seamless design and evolution environment by tightly integrating the IBM Rational XDE product family into IBM WebSphere Studio, Eclipse and Microsoft Visual Studio .NET,” allowing developers to drudgery directly within their IDEs.

    The Rational XDE Tester is a unusual test automation solution designed to provide functional testing of Java clients and Web-based applications. It is based on Eclipse and runs inside IBM WebSphere Studio 5.0 and Eclipse 2.0, according to company representatives.

    Rational XDE Developer Plus (formerly called Rational XDE Professional Plus), has a unusual debugging capability called visual trace that is designed to allow users to observe application runtime errors and create associated UML models. This edition of Rational XDE integrates with Rational PurifyPlus, IBM officials said, and allows developers to drudgery in supported versions of Java, Visual C# and Visual Basic .NET.

    The Rational Unified Process (RUP), a springy software evolution process created by Rational, is intended to provide developers with customized yet consistent process guidance to evolution teams. IBM’s latest enhancements to RUP are designed to construct it more configurable for a broader audience, according to the officials.

    The Rational XDE Tester is available for $2,995 per user license, while Rational XDE Developer is $2,995 per user license. IBM Rational XDE Developer Plus is priced at $4,195 per user license, and versions of IBM Rational Suite v2003 start at $3,995 per node-locked license.

    Links:

    For other Programmers Report articles, please Go to www.adtmag.com/article.asp?id=6265

    About the Author

    John K. Waters is a freelance writer based in Silicon Valley. He can live reached at john@watersworks.com.


    How to race multiple instances of the Windows Phone 7 emulator | killexams.com existent questions and Pass4sure dumps

    Sometimes there are cases when you want to race multiple instances of the Windows Phone 7 emulator. For example, to test different command line options in divorce instances. By default, you cannot customize this deportment in Visual Studio 2010, that by now is the gauge course to access the emulator. However, there is silent an option provided by Microsoft that is not mentioned too often.

    First and foremost, you should live chummy with basic command line operations - how to launch applications from command line and how to ship specific parameters when executing an application (or script, for that reason). If you are chummy with these concepts, then you are pleasurable to go.

    Second, you need to know where the emulator and the default evolution WP7 OS image are located. On my system, I can find them in the following folders.

    WP7 OS Image:

    C:\Program Files (x86)\Microsoft SDKs\Windows Phone\v7.0\Emulation\Images

    WP7 Emulator:

    C:\Program Files (x86)\Microsoft XDE\1.0

    If you try running XDE.exe from the emulator folder privilege away, you will live prompted with this message:

    Not exactly what we're looking for, but nonetheless it is helpful. So the emulator by itself won't start - I need to specify an OS image to live loaded. And here is when the console comes into play. Open the system console by pressing the Win+R keys and then typing CMD and clicking OK.

    Once the console is open, first of every separate copy and paste the path to the emulator, and then after a space, copy and paste the path to the OS image.

    The complete path string should perceive affection this:

    "C:\Program Files (x86)\Microsoft XDE\1.0\XDE.exe" "C:\Program Files (x86)\Microsoft SDKs\Windows Phone\v7.0\Emulation\Images\WM70C1.en-US.bin"

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    NOTE: You can generate GUIDs quickly here.

    The VMID parameter is required to live unique for every given running instance. Otherwise, you will live getting an error message affection this:

    Here is how you should pass the VMID to the emulator:

    "C:\Program Files (x86)\Microsoft XDE\1.0\XDE.exe" "C:\Program Files (x86)\Microsoft SDKs\Windows Phone\v7.0\Emulation\Images\WM70C1.en-US.bin" /VMID {3e7d1f17-dbf6-4e74-b1ef-20206c5fe7b9}

    Curly braces are required.

    Once you race this command, the emulator should accomplish a complete OS boot (no, the main applications will silent live locked) and will acquire in the "Ready" mode in around 30 seconds. As long as you change the GUID, you can race as many instances as your machine allows you to.


    Just How “Native” accomplish I need to Go in React Native? | killexams.com existent questions and Pass4sure dumps

    For the last brace weeks, their team has worked on a mobile application for Android and iOS. One of the biggest decisions they had to construct was what kindly of app they wanted to make: A hybrid web-based app? Or a endemic app? Then, resolve on a framework to attend us acquire there. Ionic? React Native?

    We ended up deciding on React endemic (specifically, built with react-native init, no boilerplate), not only for the performance benefits, but because it allowed us to “step into” the endemic Android and iOS code when they needed to, while silent allowing us to code mostly in Javascript by converting it to endemic code for us later. This ended up proving useful, especially when trying to access the device’s “Native Modules”: The camera, the GPS, the Accelerometer, the Map View, the GPU, etc. Every time they wanted to access one of these, they dive into the endemic code, install the rectify plugins, acquire the privilege permissions, construct every separate the rectify links, and then utilize it in their Javascript portion.

    It turns out though, that while coding natively has been a profitable exercise and has given us a better understanding of how these devices work, they could fill used a library complete of these endemic module plugins from the start. That library is called Expo, and it aims to prevent us having to dive into the endemic code whenever they want access to the most common endemic modules. They essentially bake in access to every separate these endemic modules from the start by bundling them into their Expo SDK: Camera, Location, Map, Accelerometer, GPU, Auth, Video, and a handful more. They provide jsx elements for every separate of these endemic modules so they linger in Javascript (like <Camera>, or <MapView>, for example).

    Another benefit to using Expo is the testing environment. Because we’re not actually editing the endemic code, Expo can easily create testing environments for both Android and iOS through their Expo XDE or CLI, and the Expo Client App on the testing device. They don’t fill to create entire standalone builds every time they want to test a unusual feature, and (most importantly to me, a Windows developer with an iPhone) they don’t fill to fill a Mac with Xcode to test their app on iPhone, or Android Studio to test on an Android.

    This approach is ultimately very convenient. It keeps us writing in Javascript, and we’re able to test quickly. However, the downside to the Expo approach is that Expo actually prevents access to the endemic code: You actually accomplish not fill access to the endemic code while developing your project this way. If you ever want to code natively, you must “detach” from Expo, and while you silent fill access to the Expo SDK library, you lose the testing benefits of the Expo XDE or CLI, as you would fill to now race standalone builds to test your app. But this is only necessary in advanced cases, as affection I said earlier, Expo provides access to most endemic modules that you would need for most apps.

    Starting an Expo project is similar to starting a React endemic project with react-native init or create-react-native-app, you simply initialize it from the Expo XDE or CLI. So next time you develop a React endemic app, admiration how “native” you’ll need to go, and admiration the benefits and consequences of each evolution approach, particularly whether you utilize Expo or not.



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    References :


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