Online Access Free 70-491 Exam Questions

HOTSPOT
You need to write code to comply with the search requirements of the item detail page. You have the following code:

Which code snippets should you insert in Target 1, Target 2, Target 3, and Target 4 to complete the code? (To answer, select the correct code snippet from each drop-down list in the answer area.)

Correct Answer:

Topic 2, Scenario 2
Overview
Fabrikam, Inc. is a realtor in the United States.
Fabrikam grants its customers access to a web site, where they can search for houses for rent and for sale. Its customers can enter basic requirements, such as location, number of rooms, dimensions, and a price range. The web site displays a list of houses that meet the customers' criteria. The customers can then view more details about each house and can add a listing to a favorites list.
Requirements
Business Goals
Fabrikam plans to provide a more interactive experience for its customers. Fabrikam is creating a video tour for each listing. The video tours can be used to visit the property virtually. Fabrikam plans to create a Windows Store app on Windows 8.1 RT and Windows 8.1 Pro devices.
General Requirements
Fabrikam identifies the following general requirements for the app: - The app interface must be available in English, Spanish, and French. - The app must provide the customers with the ability to perform searches the same
way that the current web site does. - It is expected that the customers will view more than 3,000 pictures annually. The main page of the app must show a list of the last 10 pictures that were viewed.
- If pictures are added to a listing that is in a customer's favorites list, the pictures must be downloaded automatically from Microsoft Azure. This must occur if the app is suspended or not running.
Printing Requirements
Customers must be able to print the details of a listing from the details page by clicking a button within the app. You plan to add the following XAML markup to the listing details page:
<Button x:Name="btnPrint" Content-"Print" Click-"InvokePrint" />.
Video Tour Requirements
Fabrikam identifies the following requirements for the video tours: - Customers must be able to play the video tour on a different device by using a button within the app. - When a customer clicks the details of a listing, the app must start downloading the video tour in the background. - When the app starts, the app must verify whether there are any pending downloads, and resume any paused downloads. - The last five viewed video tours that are not on the customer's favorites list must be cached for subsequent viewing. - Customers must be able to download all of the video tours for the properties that they added to their favorites list. - The property details page must contain a MediaElement control that will be used to play the video tour of the property. - When downloading the video tours, the app must remain responsive, and each download must be processed on a separate thread.
Package appxmanifest

DRAG DROP
You are developing your first Windows Store app and submitting it to the Windows Store.
The app uses a cloud server to send notifications by using Windows Push Notification
Service (WNS).
You need to authenticate the cloud server with WNS.
Which five actions should you perform in sequence? (To answer, move the appropriate
actions from the list of actions to the answer area and arrange them in the correct order.)

Correct Answer:

Users report performance issues when getting the location information associated with a photo. You suspect the app is encountering performance issues in the GetLocationAsync() method of the Environment class.
You need to enhance the performance of the GetLocationAsync() method of the app.
What should you do?

• A.set the ReportInterval property of the Compass object to 16.
• B.Remove the Compass initialization from the LoadSensors() method and initialize it within the GetLocationAsync() method.
• C.Move the locator variable to a class level variable and initialize it in the Environment constructor.
• D.set the ReportInterval property of the Compass object to 0.

DRAG DROP
You are developing a Windows Store app.
You need to ensure that the app meets the following requirements:
- When the app is started, the app bar must appear at the top of the app. - When the app is resized, if the new width of the app is less than 400 pixels, the app bar must be hidden. Users must be able to show the app bar by right-clicking.
- When the app is resized, if the new width is greater than 400 pixels, the app bar must be visible. Users must be able to hide the app bar by right-clicking, pressing Windows + Z, or swiping in from the top edge of the screen.
You have the following XAML markup in a file named MainPage.xaml. (Line numbers are included for reference only.)

You have the following code in a file named MainPage.xaml.es. {Line numbers are included for reference only.)

Which code segments should you insert in MainPage.xaml and MainPage.xaml.cs? (To answer, drag the appropriate code segments to the correct locations in the answer area. Each code segment may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.)

Correct Answer:

You are developing a Windows Store app to view MP4 videos.
You need to ensure that when a user double-clicks an MP4 file, the app starts and plays back the video automatically.
Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)

• A.Add the Videos Library capability to the Appxmanifest file.
• B.Add an AutoPlay Content declaration to the Appxmanifest file.
• C.Add an OnFileActivated event handler to the App.xaml.cs file.
• D.Modify the OnActivated event of the App.xaml.cs file to pass ProtocolActivatedEventArgs to the page if ActivatedEventArgs.Kind == ProtocolActivatedEventArgs.
• E.Add a File Type Associations declaration to the Appxmanifest file.