Developing Mobile Apps (70-357) Free Practice Test

Question 1

You need to configure authentication for the app.
Which two technologies should you use? Each correct Answer presents part of the solution.

A. Windows Hello

B. Windows Kerberos

C. Microsoft Passport

D. Azure Active Directory

Correct Answer: A

Question 2

You need to configure networking.
Which two networking technologies should you use? Each correct answer presents a complete solution.

A. Background Transfer API

B. Custom WebSocket class

C. MessageWebSocket class

D. StreamWebSocket class

E. HttpClient class

Correct Answer: A,C

Question 3

You must create a project for shared code.
Solution: You implement the shared code in a Windows Runtime component.
Does this meet the goal?

A. No

B. Yes

Correct Answer: B

Question 4

You must create a project for shared code.
Solution: You implement the shared code in a Shared Project.
Does this meet the goal?

A. No

B. Yes

Correct Answer: B

Question 5

You are developing a Universal Windows Platform (UWP) app.
The app must allow the user to select only one file at a time.
You need to ensure that the app displays the appropriate dialog window.
Which method should you use?

A. FileOpenPicker.PickSingleFileAsync()

B. Storageltem.OpenSequentialReadAsync()

C. Storageltem.OpenReadAsync()

D. FileOpenPicker.PickMultipleFilesAsycn ()

E. Storageltem.GetFileFrom PothAsync()

Correct Answer: B

Question 6

Hotspot Question
You are developing a Universal Windows Platform (UWP) app.
You need to implement responsive user design patterns.
Which of the following techniques are supported? To answer, select the appropriate option from each list in the answer area.

Correct Answer:

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Microsoft Developing Mobile Apps (70-357) Free Practice Test