70-485 Exam
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2021 Aug ms 70-485:
Q1. You need to modify the GetWeatherData() method in the WinMD component at line CE38.
Which interface should you use for the return type of the method?
A. IVectorView
B. IVector
C. IList
D. IMap
Answer: A
Q2. You are developing a Windows Store app.
You need to ensure that the app can run only if the device is located in a specified location. If the device is moved from the location while the app is running, the app must be disabled.
What should you use? (More than one answer choice may achieve the goal. Select the BEST answer.)
A. the Networklnfomation.GetlnternetConnectionProfileQ method in the OnLaunched event handler
B. the GeoLocator.PositionChanged event handler
C. the GeofenceMonitor.GeofenceStateChanged event handler
D. the GeoLocator.GetGeopositionAsync() method in the OnLaunched event handler
Answer: C
Q3. You need to ascertain whether the device that the app is running on has a compass.
Which line of code should you insert at line CE43?
A. while(Windows.Devices.Sensors == Compass)
B. if (Compass.GetDefault() != null)
C. if (Compass.GetDefault() == Compass.FirstOrDefault)
D. if(Compass.GetCurrentReading() != null)
Answer: B
Q4. You need to register the SocialPoller background task in the constructor of the Page1 class.
Which statement sets the appropriate task entry point at line PG19?
A. builder.TaskEntryPoint = "Sreader.Background.SocialPoller";
B. builder.BackgroundTableStart = "SocialPoller.Ereader.Background";
C. builder.TaskStart = "Pagel.SocialPoller ";
D. builder.TaskEntryPoint = "Sreader.Pagel";
Answer: A
Q5. You need to implement the requirements for the behavior of the main page. Which code segment should you insert at line MP07?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: A
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Q6. You need to configure Package.appxmanifest to support the download of pictures. The solution must meet the general requirements.
Which code segment should you add to line 04? (More than one answer choice may achieve the goal. Select the BEST answer.)
A. <Task Type="timer" />
B. <Task Type="SystemEvent" />
C. <Task Type="deviceUse" />
D. <Task Type="pushNotification" />
Answer: D
Q7. You need to implement the requirements for the playback of media.
What should you do? (Each correct answer presents part of the solution. Choose all that apply.)
A. Add the following line of code at line MC02.
private void ShowPlayTo()
{
Windows.Media.PlayTo.PlayToManager.ShowPlayToUI();
}
B. Add the following line of code at line MC06.
ptMgr.DefauitSourceSelection = false;
C. Add the following line of code at line MC10.
ptMgr.PlayRequested += SourceRequestHandler;
D. Add the following line of code at line MC05.
ptMgr.SourceRequested += SourceRequestHandler;
Answer: BD
Q8. You are developing a Windows Store app that allows users to compose musical beats and rhythms.
The app must meet the following requirements:
. The app must save the work in progress in case the app suspends or terminates before users save their work.
. If the app closes before the work is complete, work in progress should be automatically reloaded so that users can continue seamlessly from where they left off.
. Users should be able to resume work on another device with the app installed, provided that the user supplies the same credentials on both machines.
You need to ensure that the app meets the requirements.
How should the app save the work in progress?
A. by storing it in a memory-mapped file
B. by serializing it to a temporary app store
C. by serializing it to the roaming app store
D. by serializing it to the local app store
Answer: C
Q9. You need to protect the metadata for the secure documents.
Which protection descriptor should you use for the DataProtectionProvider object?
A. SID
B. WEBCREDENTIALS=userrpassword
C. LOCAL=user
D. USER=current
Answer: C
Q10. You are developing a Windows Store app that prints documents. An object named printManager manages the print flow. An object named printDocument sends output to the printer.
You need to ensure that the app allows the user to preview the print layout of the entire document.
Which event should you handle to construct the print preview of the entire document?
A. printDocument.GetPreviewPage
B. printManager.PrintTaskRequested
C. printDocument.Paginate
D. printDocument.AddPages
Answer: C