25 08 2017

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QUESTION 67
You are developing a Universal Windows Platform (UWP) app by using Microsoft Visual Studio.
The app will use the AdMediatorControl control.
You need to select the ad providers that will be used by the app.
What should you add to the app?

A.    Connected Service
B.    Service Reference
C.    Azure API App Client
D.    Reference

Answer: A

QUESTION 68
Your company uses the Agile methodology for software development.
You need to recommend a tool that provides you with the ability to manage the sprint backlog and to link the work items to the source code.
What should you recommend?

A.    Microsoft Visual Studio Online
B.    Microsoft Excel Online
C.    Microsoft Visual Studio Release Management
D.    Git

Answer: A

QUESTION 69
You are developing a Universal Windows Platform (UWP) app.
The app has a custom class named Auditing that is used to track actions that users perform in the app.
You implement auditing for many methods throughout the app.
You need to configure the auditing process to meet the following requirements:
 
You must use a custom attribute to disable auditing for specific methods during automated testing of the app. During the automated testing, you must redirect auditing output.
What should you do?

A.    Refactor the Auditing class by using the Observer pattern.
B.    Create a new audit interface and implement two different versions of the Auditing class.
C.    Refactor the Auditing class by using the Decorator pattern.
D.    Create a new audit interface and implement different versions of the Auditing class for every method that uses the Auditing class.

Answer: A

QUESTION 70
Hotspot Question
You have the following code:
 
For each of the following statements, select Yes if the statement is true. Otherwise, select No.
 
Answer:
 
QUESTION 71
You are developing a Universal Windows Platform (UWP) app that will retrieve data from a Microsoft Azure SQL Database. The app will be used by multiple users simultaneously.
You need to ensure that the app can use optimistic concurrency.
What should you do?

A.    Add a column named TimeStamp that contains the last date the row was modified.
B.    When data is accessed, set the transaction isolation level to ReadCommitted.
C.    When data is accessed, set the transaction isolation level to ReadUncommitted.
D.    Add a column of the Boolean type named Lock that will be set to true when a user readsthe row.

Answer: A

QUESTION 72
You are developing a Universal Windows Platform (UWP) app that will be published to the Microsoft Store.
You need to ensure that the app can access removable storage drives.
Which file should you modify?

A.    Package.appxmanifest
B.    Project.json
C.    Project.csproj
D.     App.xaml.cs

Answer: A

QUESTION 73
You develop a Universal Windows Platform (UWP) app that is available in the Microsoft Store.
Some users report that the app occasionally crashes.
You review the health reports from the Windows Dev Center dashboard and you discover that there are no Failure logs for the app.
You need to ensure that the app failure information is available in the health reports from the Windows Dev Center dashboard.
What should you do before you republish the app?

A.    Create a custom logging event in the app.
B.    Create a Windows Push Notification Services (WNS) service and then add the cloud service URI to the client application.
C.    Create a new app package that includes the .pdb symbol files.
D.    Enable the code generation capability, and then create a new app package.

Answer: C

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