Microsoft-Advanced Windows Store App Development using HTML5 and JavaScript Set 1

1.

You need to ensure that client profiles can be saved in the required file format. Which code segment should you insert at line CD21?

fop.suggestedSaveFile = "*.txt"; sp.fileTypeChoices.insert("Client Files", [".txt"]); sp.fileTypeChoices = new.fileTypeItem("Client Files", [".xml"]); sp.fileTypeChoices.insert("Client Files", [".xml"]);

2.

You need to validate whether the additional video recording functionality for the Client app is supported. Which code segment should you insert at line VD05?

var canPan = mediaCaptureSettings.pan.capabilities.supported; var canPan = videoDev.pan.capabilities.supported; var canTilt = videoDev.getDeviceProperty("tilt"); var canTilt = videoEev.getDeviceProperty("tilt supported");

3.

You need to identify the required camera specifications. Which code segment should you insert at line VD06?

var maxZoom = videoDev.zoom.capabilities.max; var cameraType = videoDev.extendedZoomProperties("cameraType"); var cameraZoom = videoDev.zoom; var minZoom = mediaCaptureSettings.min.millimeters;

4.

You need to attach the background task. Which code segment should you insert at line BG09?

var task = builder.register( ); var task = Windows. ApplicationModel.Background.BackgroundTaskBuilder.insert (builder); var task: = Windows.ApplicationModel.Background.BackgroundTaskBuilder.insert (builder, this); var task = builder.setTrigger( );

5.

You need to set the default storage location for the client profiles. Which code segment should you insert at line CD04?

fop.defaultFolder = Windows.Storage.Pickers.PickerLocationId.documentsLibrary; fop.defaultFolder = environment.getFolderPath (environment.specialFolder.applicationData); fop.suggestedStartLocation = "%AppData%"; fop.suggestedStartLocation = Windows.Storage.Pickers.PickerLocationId.documentsLibrary;

6.

You need to prevent the exception that is being thrown by the findCamera( ) method. What should you do?

Check the devices collection for multiple devices. Place a try block immediately after line VD12 and a catch block immediately before line VD17. In the catchblock, display the message property of the exception object to the user. In line VD10, set the cameraID variable to null. Check the devices collection for null before setting the cameraID variable.

7.

You need to debug the error that is displayed in the warning message. What should you do?

In the package.appxmanifest file, set the Webcam property in the Capabilities list. Insert the following code segment at line VD18:var dialog = new Windows.Media.Capture.CameraCaptureUI( ); dialog.photoSettings.enableCamera( ); In the package.appxmanifest file, add Camera Settings to the available declarations. Insert the following code segment at line VD18:var dialog = new Windows.Media.Capture.CameraCaptureUT( ); dialog.videoSet tings.enableCamera( );

8.

You need to handle the exception error in the clientData.js file. What should you do?

Modify the display function to handle the error. Insert a try statement immediately after line CD07 and a catch block immediately before line CD14. Handlethe error in the catch block. Modify the processError function to handle the error. Insert a try statement immediately after line CD01 and a catch block immediately before line CD15. Handlethe error in the catch block.

9.

You need to validate whether the additional video recording functionality for the Client app is supported. Which code segment should you insert at line VD05?

var canFocus = videoDev.getEeviceProperty("focus"); var car.Zoom = videoDev.getEeviceProperty ("zoom"); var canPan = videoDev.pan.capabilities.supported; var canPan = mediaCaptureSettings.pan.capabilities .supported;

10.

You need to attach the background task. Which code segment should you insert at line BG09?

var task = builder.setTrigger(this); var task = builder.setTrigger(); var task = builder.register(); var task = builder.register(this);

Microsoft-Advanced Windows Store App Development using HTML5 and JavaScript Set 1

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Microsoft-Advanced Windows Store App Development using HTML5 and JavaScript Set 1

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