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Exam
70-482

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  • Published:
    October 4, 2012
  • Languages:
    English, Chinese (Simplified), French, German, Japanese, Portuguese (Brazil)
  • Audiences:
    Developers
  • Technology:
    Visual Studio 2012
  • Credit toward certification:
    MCP, MCSD

Advanced Windows Store App Development Using HTML5 and JavaScript

This exam has been retired

For currently available options, please see the Microsoft Certification exam list.

Skills measured

This exam measures your ability to accomplish the technical tasks listed below. The percentages indicate the relative weight of each major topic area on the exam. The higher the percentage, the more questions you are likely to see on that content area on the exam. View video tutorials about the variety of question types on Microsoft exams.

Please note that the questions may test on, but will not be limited to, the topics described in the bulleted text.

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As of November 18, 2013, this exam includes content covering Windows 8.1 and Visual Studio 2013.

Develop Windows Store apps (15-20%)
  • Create background tasks
    • Implement the Windows.applicationmodel.background classes; implement WebUIBackgroundTaskInstance; create a background task to manage and preserve resources; create a background task to get notifications for an app; register the background task by using the BackgroundTaskBuilder class; prioritize tasks by using the Scheduler namespace
  • Consume background tasks
    • Use timing triggers and system triggers; keep communication channels open; request lock screen access; use the backgroundtransfer class to finish downloads
  • Integrate WinMD components into a solution
    • Consume a WinMD component in JavaScript; handle WinMD reference types; reference a WinMD component

Preparation resources

Discover and interact with devices (15-20%)
  • Capture media with the camera and microphone
    • Use CameraCaptureUI to take pictures or video, and configure camera settings; use MediaCapture to capture pictures, video, and audio; configure camera settings; set media formats; handle media capture events; implement advanced photo capabilities, such as sequence mode, thumbnails, and focus mode
  • Get data from sensors
    • Determine the availability of a sensor (Windows.devices.sensors); add sensor requests to the app manifest; handle sensor events; get sensor properties; determine location via GPS; enable geofencing
  • Enumerate and discover device capabilities
    • Discover the capabilities and properties of available devices, for example, GPS, removable storage, accelerometer, and near field communication
  • Implement device access
    • USB; Bluetooth; Human Interface Device (HID); 3D printer support; Point of Service (PoS) devices

Preparation resources

Program user interaction (15-20%)
  • Implement printing by using contracts and charms
    • Implement the print contract; create a custom print template; construct a print preview; handle print pagination; implement in-app printing; expose printer settings within an app
  • Implement Play To by using contracts and charms
    • Register an app for Play To; use PlayToManager stream media assets; register an app as a PlayToReceiver; programmatically implement PlayTo functionality
  • Notify users by using Windows Push Notification Service (WNS)
    • Authenticate with WNS; request, create, and save a notification channel; call and poll the WNS; configure and implement push notifications by using Azure Mobile Services

Preparation resources

Enhance the user interface (15-20%)
  • Design for and implement UI responsiveness
    • Choose an asynchronous strategy between web workers and promises; implement web workers; nest and chain promises; make custom functions promise-aware; improve interface performance by using the Scheduler namespace
  • Implement animations and transitions
    • Apply animations from the animation library (WinJS.UI.animation); create and customize animations and transitions by using CSS; apply transformations; create animations by using keypoints; apply timing functions; animate with the HTML5 <canvas> element
  • Create custom controls
    • Create custom controls using WinJS.Namespace, WinJS.Class.define, and HTML; bind to custom controls with data-win-bind; inherit from and extend an existing WinJS control
  • Design apps for globalization and localization
    • Implement .resjson files to translate text; implement collation and grouping to support different reading directions; implement culture-specific formatting for dates and times; bind JSON properties to resources by using the data-win-res property

Preparation resources

Manage data and security (15-20%)
  • Design and implement data caching
    • Choose which types of items (user data, settings, application data) in your app should be persisted to the cache based on requirements; choose when items are cached; choose where items are cached (Microsoft Azure, Azure Mobile Services, remote storage); select a caching mechanism; store data by using indexDB, LocalStorage, and SessionStorage
  • Save and retrieve files
    • Handle file streams; save and retrieve files by using the StorageFile and StorageFolder classes; set file extensions and associations; save and retrieve files by using file pickers and the folder picker; compress files to save space; access libraries and KnownFolders, for example, pictures, documents, and videos; manage appearance of the file picker; improve searchability by using Windows Index; integrate OneDrive with apps; compare files; manage libraries
  • Secure application data
    • Encrypt data by using the Windows.Security.Cryptography namespace; enroll and request certificates; encrypt data by using certificates; revoke file permissions
Prepare for a solution deployment (15-20%)
  • Design and implement monetization features in an app
    • Set up a timed trial; set up a feature-based trial; implement in-app purchases; transition an app from trial to full
  • Design for error handling
    • Design the app so that errors and exceptions never reach the user; handle device capability errors; handle promises errors
  • Design and implement a test strategy
    • Design a functional test plan; implement a coded UI test; design a reliability test plan, including performance testing, stress testing, scalability testing, and duration testing; simulate in-app purchases
  • Design a diagnostics and monitoring strategy
    • Design profiling, tracing, performance counters, audit trails (events and information), and usage reporting; decide where to log events (local vs. centralized reporting)
  • Evaluate and configure for Windows Store deployment
    • Configure app options to submit to the Windows Store, such as age restrictions, privacy statement, permissions, images, and contact information; create application files, resource files, and application bundles; verify application readiness by using the Windows Application Certification Kit (WACK)

Preparation resources

Who should take this exam?

This exam is intended for developers with a minimum of two to five years of experience developing HTML, CSS, and JavaScript applications, including two or more years designing and developing Windows Store apps.

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Note

This preparation guide is subject to change at any time without prior notice and at the sole discretion of Microsoft. Microsoft exams might include adaptive testing technology and simulation items. Microsoft does not identify the format in which exams are presented. Please use this preparation guide to prepare for the exam, regardless of its format. To help you prepare for this exam, Microsoft recommends that you have hands-on experience with the product and that you use the specified training resources. These training resources do not necessarily cover all of the topics listed in the "Skills measured" section.