[Free] 2019(Nov) EnsurePass Microsoft 70-487 Dumps with VCE and PDF 11-20

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Question No.61

DRAG DROP

You are developing a WCF Data Services service in Visual Studio 2012 to display movie information from a SQL Server database that changes every 24 hours. The service is defined in the following class.

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The application contains the following Entity Framework model.

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The service must only return data for movies that are currently in theaters. You need to add a method to the MovieService class to filter the data.

How should you build the method?

To answer, drag the appropriate code segments to the correct location or locations in the answer area. 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.

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Correct Answer:

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Question No.62

You are developing an ASP.NET MVC application that reads and writes data from a SQL Server

database. You need to prevent the application from reading data that is locked by other transactions. You also need to prevent exclusive range locks. Which isolation level should you use?

  1. ReadCommitted

  2. Serializable

  3. Repeatable

  4. ReadUncommitted

Correct Answer: A

Question No.63

DRAG DROP

You are developing a Windows Azure based web application that provides users the ability to rent training videos. The application is deployed to hosted services in Asia and Europe.

The web application must meet the following requirements:

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Video files are large and must be able to be streamed. Streaming videos requires low latency network connections.

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Rental data contains structured information about the user and the video. Rental permissions are checked every five seconds during video playback.

You need to recommend a storage architecture for the application. What should you do?

To answer, drag the appropriate technologies to the correct location or locations in the answer area. Each technology 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.

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Correct Answer:

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Question No.64

You are developing a WCF service that compares several data sources. The service takes a long time to complete.

The service must meet the following requirements:

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The client must be able to continue processing while the service is running.

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The service must initiate communication with the client application when processing is complete. You need to choose a message pattern to meet the requirements.

Which message pattern should you choose?

  1. One Way

  2. Streaming

  3. Duplex

  4. Request/Reply

Correct Answer: C

Question No.65

DRAG DROP

You are developing a self-hosted WCF service that returns stock market information.

The service must be discoverable by any client application. You need to build the service host.

How should you build the host?

To answer, drag the appropriate code segments to the correct location or locations in the answer area. 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.

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Correct Answer:

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Question No.66

DRAG DROP

You are developing a WCF service.

You need to implement transport security by using NTLM authentication and NetTcpBindings. Which configuration values should you use?

To answer, drag the appropriate configuration values to the correct location or locations in the answer area. Each configuration value 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.

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Correct Answer:

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Question No.67

You are developing a WCF service. A new service instance must be created for each client session. You need to choose an instancing mode. Which instance mode should you use?

  1. PerCall

  2. Single

  3. Multiple

  4. PerSession

  5. PerRequest

Correct Answer: D

Question No.68

DRAG DROP

You are developing a WCF service. The service will stream messages to clients on the internal network.

You must use Windows Authentication, and all messages must be binary encoded. You need to configure the service.

What should you do?

To answer, drag the appropriate elements to the correct location or locations in the answer area. 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.

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Correct Answer:

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Question No.69

You are developing a WCF service. A new service instance must be created for each client request. You need to choose an instancing mode. Which instancing mode should you use?

  1. Single

  2. PerRequest

  3. PerCall

  4. Multiple

  5. PerSession

Correct Answer: C

DRAG DROP

You are developing a WCF service.

The WCF service requires implementations of the new data contracts to validate against the old schema.

You need to develop a new data contract without breaking current functionality. What should you do?

To answer, drag the appropriate code segments to the correct location or locations in the answer area. 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.

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Correct Answer:

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Question No.71

DRAG DROP

You are creating a WCF service.

The service endpoints must be exposed to the Windows Azure Service Bus. The service bus has a namespace named RestaurantSB. The key provider is quot;ownerquot;.

You need to modify the web.config file to expose the endpoints. How should you modify the file?

To answer, drag the appropriate attributes to the correct location or locations in the answer area. Each attribute 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.

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Correct Answer:

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