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Category: 70-485 (v.1)

Exam 70-485: Advanced Windows Store App Development Using C# (update December 26th, 2014)

Which three actions should you perform in sequence?

DRAG DROP

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 is captured.
You need to compare the strings from each provider to verify that the cryptographic buffers match.
Which three 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.)

How should the app save the friend information?

You are developing a Windows store game that allows players to save friend information for other
players they meet in the game.
The app must meet the following requirements:
The app must save all friend information when the app suspends or terminates.
When the app is restarted, friend information should be automatically reloaded.
Players should be able to view friend information on other devices 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 friend information?

How should you complete the code segment?

DRAG DROP
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 in the local store.
You need to meet the requirements.
How should you complete the code segment? (To answer, drag the appropriate terms to the correct
location or locations. Each term 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.)

You need to capture device location events periodically to determine if a tip should be displayed

You are developing a Windows Store app for geocaching competitions that displays location-aware
tips.
You need to capture device location events periodically to determine if a tip should be displayed.
What should you do? (Each correct answer presents part of the solution. Choose all that apply.)

How should you complete the code segment?

HOTSPOT
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 complete the code segment? (To answer, select the appropriate line of code from
each drop-down list in the answer area.)

Which three actions should you perform in sequence?

DRAG DROP
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 is the asynchronous method that performs the download.
You need to ensure that the app performs the download operation asynchronously in a background
task.
Which three 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,)

How should you complete the code segment?

HOTSPOT
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 ensure that the ContactPicker class is displayed to meet the requirements.
How should you complete the code segment? (To answer, select the appropriate line of code from
each drop-down list in the answer area.)

You need to create an animation that moves a rectangle horizontally across the screen by using a storyboard

DRAG DROP
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 locations in
the answer area. 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.)

Which two types of data should you identify?

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.)


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