You are developing a Windows Store app to record audio. You need to ensure that when an audio recording reaches the maximum permitted length, the app sends a message to the user indicating that recording has stopped. You have the…

You are developing a Windows Store app that uploads large files to the Internet by using background tasks. uploadTask is an instance of the IBackgroundTask interface that provides access to a background task instance. UploadFilesAsync() is the asynchronous method that…

You plan to develop several Windows Store apps. You plan to use a CheckBox control in all of the apps. The CheckBox control will use a custom visual display. You create XAML markup to customize the control. The code contains…

You are developing a Windows Store app that allows users to take and edit pictures. The user interface must remain responsive while the user works with pictures. You need to ensure that the app allows users to crop captured pictures.…

You are developing a Windows Store app that receives data from two providers. Data from Provider1 is sent as a hex string. Data from Provider2 is sent as Base64 encoding. Data from Provider1 must be captured before data from Providers…

You are developing a Windows Store game that saves virtual store purchase information to the local device. The app must create a setting named PlayerName within a container named Purchases. The app must store the value of the PlayerName property…

You are developing a Windows Store app that allows bloggers to capture videos and upload them to a blog. You need to ensure that the app saves the captured video in MP4 format to the blogger’s videos library. How should…

You are developing a Windows Store app that downloads large files from the Internet by using background tasks. The app includes the following: tasklnstance is an instance of the IBackgroundTask interface that provides access to a background task instance. DownloadFilesAsyncQ…

You are developing a Windows Store app. The app has the following requirements: It must allow users to choose contacts by using a ContactPicker class. It must continue to be responsive while the ContactPicker class is displayed. You need to…

You are developing a Windows Store app. You need to create an animation that moves a rectangle horizontally across the screen by using a storyboard. What should you do? (To answer, drag the appropriate option to the correct location or…