70-491 Exam
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Q31. - (Topic 9)
You are developing a Windows Store app that will provide users with the ability to save annotations to text files.
You have the following code segment: (Line numbers are included for reference only.)
You need to add the contents of data to the beginning of file. Which code segment should you insert at line 03?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: D
Q32. - (Topic 7)
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: B,D
Explanation: http://msdn.microsoft.com/en-us/library/windows/apps/windows.media.playto.playtomanager.aspx
Q33. - (Topic 9)
You are developing a Windows Store app that beeps when a device is turned upside down.
You need to identify which type of sensor to use for the app.
Which sensor should you identify?
A. GPS
B. Inclinometer
C. Accelerometer
D. Gyrometer
Answer: B
Q34. - (Topic 8)
A photo competition is ending.
You need to meet the requirements when a user clicks the toast notification. Which code segment should you use?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: D
Explanation:
From scenario:
When a user clicks a toast notification that indicates the end of the photo competition, the
app must display the details of the photo competition that triggered the toast notification.
Q35. - (Topic 9)
You are developing a Windows Store app that will display a toast notification.
You need to ensure that when a toast notification is displayed, the first line of the notification is bold.
Which template should you use?
A. TileSquareText03
B. ToastText01
C. TileSquarePeeklmageAndText01
D. ToastImageAndText02
Answer: D
Explanation: ToastImageAndText02 A large image, one string of bold text on the first line, one string of regular text wrapped across the second and third lines.
Latest 70-491 free practice questions:
Q36. DRAG DROP - (Topic 9)
You are developing an app that converts text to speech.
You need to ensure that the app can read text from open documents.
You have the following code for the reading function of the app. (Line numbers are included
for reference only.)
Which code segments should you insert at lines 03, 05, and 08? (To answer, drag the appropriate code segments to the correct locations. 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.)
Answer:
Q37. DRAG DROP - (Topic 9)
You are developing a Windows Store app that caches user application data in the local data store.
The app must create a setting named UserName within a container named UserSettings. The app must store the user name in the local store.
You need to meet the requirements.
How should you complete the code segment? (To answer, drag the appropriate options to the correct location or locations. Each option 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.)
Answer:
Q38. - (Topic 9)
You are developing a Windows Store app.
The app will store user names and passwords by using Windows Azure.
You need to recommend a method to store the passwords. The solution must minimize the likelihood that the passwords will be compromised.
Which algorithm should you recommend using?
A. 3DES
B. DES
C. AES
D. SHA512
Answer: D
Reference:
http://apps.microsoft.com/windows/en-us/app/sha-512-encoder/6be865f2-4673-47c6-9354-1865c2ef82fe
Q39. DRAG DROP - (Topic 9)
You are developing a Windows Store app named App1.
You need to ensure that App1 meets the following requirements:
. Must be able to display a list of items in rows and columns.
. Must be able to display items one at a time.
What should you use for each requirement? (To answer, drag the appropriate elements to the correct requirements. Each element 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.)
Answer:
Q40. - (Topic 9)
You are designing a Windows Store app to manage image and video files.
The app must meet the following requirements:
Video files must be stored locally on each device.
The app must use local storage for data caching.
User settings must be shared across multiple devices.
Image files must be available across multiple devices.
Metadata for images must be stored in a central database.
Image files, video files, and their associated metadata must load as quickly as
possible.
You need to identify which data must be cached based on the app requirements.
Which two types of data should you identify? (Each correct answer presents part of the solution. Choose two.)
A. User settings
B. Video files
C. Image files
D. Metadata
Answer: C,D
Explanation: Image files, video files, and their associated metadata must load as quickly as possible. http://msdn.microsoft.com/en-us/library/windows/desktop/aa365201(v=vs.85).aspx