Exam 70-490 Recertification for MCSD: Windows Store Apps using HTML5
Published: August 1, 2014
Languages: English, Japanese
Technology ASP.NET MVC
Credit toward certification: MCP, MCSD
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Design Windows Store apps
Design the UI layout and structure
Evaluate the conceptual design; decide how the UI will be composed; design for the inheritance and re-use of visual elements (e.g., styles, resources); design for accessibility; decide when custom controls are needed; use the Hub App template
Develop Windows Store apps
Provide search suggestions using the SearchPane and SearchBox control class; search and launch other apps; provide and constrain search within an app, including inside and outside of search charm; provide search result previews; implement activation from within search; configure search contracts
Implement Share in an app
Use the DataTransferManager class to share data with other apps; accept sharing requests by implementing activation from within Share; limit the scope of sharing using the DataPackage object; implement in-app Share outside of Share charm; use web links and application links
Integrate media features
Support DDS images; implement video playback; implement XVP and DXVA; implement TTS; implement audio and video playback using HTML5 DRM
Create the user interface
Implement WinJS controls
Flipview; flyout; grid layout; list layout; menu object; WebView; item container; repeater
Implement HTML layout controls
Implement layout controls to structure your layout; implement templates and bindings; support scrolling and zooming with CSS3; manage text flow and presentation, including overflow
Create layout-aware apps to handle windowing modes
Use CSS3 media queries to adapt to different devices; respond to changes in orientation; adapt to new windowing modes by using the ViewManagement namespace; manage setting for an apps view
Program user interaction
Notify users by using toast
Enable an app for toast notifications; populate toast notifications with images and text by using the ToastUpdateManager; play sounds with toast notifications; respond to toast events; control toast duration; configure and use Azure Mobile Services for push notifications
Manage security and data
Choose a data access strategy
Choose the appropriate data access strategy (file based; web service; remote storage, including Microsoft Azure storage and Azure Mobile Services) based on requirements
Retrieve data remotely
Use XHR or HttpClient to retrieve web services; set appropriate HTTP verb for REST; handle progress of data requests; consume SOAP/WCF services; use WebSockets for bidirectional communication
Manage Windows Authentication and Authorization
Retrieve a user’s roles or claims; store and retrieve credentials by using the PasswordVault class; implement the CredentialPicker class; verify credential existence by using credential locker; store account credentials in app settings
Manage Web Authentication
Use the Windows.Security.Authentication.Web namespace; set up OAuth2 for authentication; CredentialPicker; set up single sign-on (SSO); implement credential roaming; implement the WebAuthenticationBroker class; support proxy authentication for enterprises
Develop Windows Store apps
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
Discover and interact with devices
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
Implement device access
USB; Bluetooth; Human Interface Device (HID); 3D printer support; Point of Service (PoS) devices
Program user interaction
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
Enhance the user interface
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
Manage data and security
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
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
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)
You need to retrieve the background task collection for the iteration loop.
Which code segment should you insert at line BG14?
A. var tasks = Windows.ApplicationModel.Background.BackgroundTaskRegistration.first();
B. var tasks = Windows.ApplicationModel.Background.BackgroundTaskRegistration.allTasks.first();
C. var tasks = Windows.ApplicationModel.Background.BackgroundTaskBuilder.allTasks.first();
D. var tasks = Windows.ApplicationModel.Background.BackgroundTaskRegistration.allTasks();
You need to complete the code to start the background task.
Which code segment should you insert at line BG07?
You need to set the default storage location for the client profiles. Which code segment should you insert at line CD04?
A. fop.suggestedStartLocation = Windows.Storage.Pickers.PickerLocationId.documents Library;
B. fop.defaultFolder = Windows.Storage.Piekers.PickerLocationId.documents Library;
C. fop.suggestedStartLocation = Windows.Storage.Pickers.PickerLocationId.videosLibrary;
D. fop.suggestedStartLocation = “%AppData%”;
You need to implement the navigation between screen categories.
What should you do?
A. Place one button for each category on every screen and use the WinJS.navigate command to go to the category screens.
B. Implement category navigation controls on the nav bar on every screen.
C. Implement category navigation controls on the app bar on every screen.
D. Place one link for each category on every screen and use an <href> tag to go to the category screens.
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