You are designing a Windows Azure application.   The application contains one web role and three worker roles.  You need to recommend an approach for updating only one role without interrupting the other roles.   What should you recommend？（）A、 Perform a 

第1题：

You are designing a Windows Azure application.  The application includes a web role and a worker role that communicate by using a Windows Azure Queue.  The worker role processes each message within 10 seconds of retrieving it from the queue. The worker role must process each message exactly one time.  If a process does not complete， the worker role must reprocess the message.  You need to recommend an approach for the worker role to manage messages in the queue.  What should you recommend？（）

• A、 Process the message and then delete it from the queue.
• B、 Delete the message from the queue when retrieving the message.
• C、 Set the visibility timeout of the message to 1 when retrieving the message.
• D、 Process the message and then set the visibility timeout of themessage to the maximum value.

第2题：

You are designing a Windows Azure web application that does not use ASP.NET.   The application requires a standalone Win32 interpreter.  You need to recommend an approach for allowing access to the interpreter.  What should you recommend？（）

• A、 Use a web role.  Configure the interpreter as an ISAPI filter.
• B、 Use a web role.  Configure a FastCGI handler for the interpreter and set the path to the interpreter.
• C、 Use a worker role with an internal endpoint.  Enable native code execution.
• D、 Use a worker role with an external endpoint.  Configure a FastCGI handler for the interpreter and set the path to the root.

第3题：

You are planning to migrate an existing web application to Windows Azure.  The application consists of an ASP.NET web application and a set of native Win32 Windows Services that provide data to the application by using named pipes. The Windows Services cannot be modified.  You need to recommend a strategy for migrating the application to Windows Azure.  What should you recommend？（）

• A、 Define a Windows CommunicationFoundation （WCF） contract for the services.
• B、 Deploy each Windows Service to a separate worker role.  Deploy the ASP.NET application to a web role.
• C、 Deploy the application and Windows Services in a Windows Azure VM role.
• D、 Upload service binaries to a web role by using the Windows Azure Service Management API.

第4题：

You are developing a web service that will run on a single instance of a Windows Azure worker role.  When interacting with external clients during the testing phase， the service encounters errors that may be related to the format of the HTTP payload.  You need to recommend an approach that allows developers to monitor the service‟s HTTP traffic in real-time.  What should you recommend？（）

• A、 Enable Remote Desktop Protocol （RDP） on the worker role.
• B、 Use the Windows Azure Diagnostics API to download the IIS logs.
• C、 Add an endpoint to the worker role to accept HTTPS connections on port 443.
• D、 Change the service to a run in a Windows Azure web role.

第5题：

A Windows Azure .NET 4 application is experiencing a runtime issue.  One of the roles cycles through initializing， working， and stopping.  You need to recommend an approach for identifying the problem.  What should you recommend？（）

• A、 Attach the remote debugger to the application.
• B、 Enable IntelliTrace and redeploy the application.
• C、 View the logs in the Windows Azure Diagnostic tables.
• D、 Use the Event Viewer to remotely connect to the role.

第6题：

You plan to host a Windows Communication Foundation （WCF） service in a Windows Azure worker role.  Custom code is necessary to initialize and configure the service endpoint.   You need to recommend the point at which the application should initialize the WCF service.  What should you recommend？（）

• A、 When Windows Azure initializes the worker role instance.
• B、 When the worker role instance receives its first request.
• C、 When the worker role instance instantiates the WCF service.
• D、 When the worker role instance enters the main execution thread.

第7题：

You are developing a Windows Azure application in which a web role and worker role will communicate by using a Windows Azure Queue.  You need to recommend an approach for ensuring that the worker role does not attempt to process any message more than three times.  What should you recommend？（）

• A、 Appropriately handle poison messages.
• B、 Decrease the visibility timeout for messages.
• C、 Reduce the time-to-live interval for messages in the queue.
• D、 Increase the number of worker role instances reading messages from the queue.

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第13题：

You are designing a Windows Azure application.  The application includes two web roles and three instances of a worker role.  The web roles will send requests to the worker role through one or more Windows Azure Queues. You have the following requirements：   - Ensure that each request is processed exactly one time.   - Minimize the idle time of each worker role instance. - Maximize the reliability of request processing.   You need to recommend a queue design for sending requests to the worker role.  What should you recommend？（）

• A、 Create a single queue.  Send requests on the single queue.
• B、 Create a queue for each web role.  Send requests on all queues at the same time.
• C、 Create a queue for each workerrole instance.  Send requests on each worker queue in a round robin.
• D、 Create a queue for each combination of web roles and worker role instances.  Send requests to all worker role instances based on the sending web role.

第14题：

You are designing a Windows Azure application that will process images.  The maximum size of an image is 10 MB.   The application includes a web role that allows users to upload images and a worker role with multiple instances that processes the images.   The web role communicates with the worker role by using a Windows Azure Queue.  You need to recommend an approach for storing images that minimizes storage transactions.  What should you recommend？ （）

• A、 Store images in the queue.
• B、 Store images in Windows Azure Blob storage.  Store references to the images in the queue.
• C、 Store images in local storage on the web role instance.  Store references to the images in the queue.
• D、 Store images in Windows Azure Drives attached to the worker role instances. Storereferences to the images in the queue.

第15题：

You are designing a Windows Azure application that will include two web roles.  The web roles will communicate with on-premise development computers and on-premise databases.  Web Role 1 must connect to development computers and databases.  Web Role 2 must connect to only databases.  What should you recommend？（）

• A、 Create one endpoint group that contains the development computers and one endpoint group that contains the databases. Connect Web Role 1 to both endpoint groups. Connect Web Role 2 to only the database endpoint group.
• B、 Create one endpoint group that contains the development computers and databases. Connect Web Role 1 and Web Role 2 to the endpoint group.
• C、 Create one endpoint group that contains the development computers and one endpoint group that contains the databases. Connect the endpoint groups. Connect Web Role 1 and Web Role 2 to the development computer group.
• D、 Create one endpoint group that contains the development computers and databases， and connectit to Web Role 1.  Create one endpoint group that contains only the databases， and connect it to Web Role 2.

第16题：

You are designing a Windows Azure application that will use a worker role. The worker role will create temporary files.  You need to recommend an approach for creating the temporary files that minimizes storage transactions.  What should you recommend？（）

• A、 Create the files on a Windows Azure Drive.
• B、 Create the files in Windows Azure local storage.
• C、 Create the files in Windows Azure Storage page blobs.
• D、 Create the files in Windows Azure Storage block blobs.

第17题：

You are designing an upgrade strategy for a Windows Azure application that includes one web role with one instance.  You have the following requirements：   - Test the application on the Windows Azure platform.   - Ensure that application upgrades can be rolled back.   - Ensure that upgrade and rollback processes do not cause downtime.    You need to recommend an approach for upgrading the application.  What should you recommend？（）

• A、 Deploy to the Production slot.  Test the application， and then perform a VIP swap.
• B、 Deploy to the Staging slot.  Test the application， and then perform a VIP swap.
• C、 Deploy to the Staging slot.  Test the application， and then perform a manual in-place upgrade to the Production slot.
• D、 Deploy to the Staging slotTest the application， and then perform an automatic in-place upgrade to the Production slot.

第18题：

You are designing a Windows Azure application.  Messages will be placed into a Windows Azure Queue and then processed by a worker role.  There is no requirement for adherence to the Windows Azure Service Level Agreement （SLA）.   You need to recommend an approach for concurrently processing messages while minimizing compute cost.  What should you recommend？（）

• A、 A single role instance that processes messages individually
• B、 A single role instance with multithreaded request processing
• C、 Multiple role instances that process messages individually
• D、 Multiple role instances， each with multithreaded request processing

第19题：

You are designing a Windows Azure application.   The application will store data in Windows Azure Blob storage.  Many of the application services will be interdependent.   You need to recommend an approach for optimizing the performance of the application.  What should you recommend？ （）

• A、 Create one affinity group.  Associate only the storage services with the affinity group.
• B、 Create one affinity group.  Associate only the compute services with the affinity group.
• C、 Create one affinity group.  Associate the compute services and storage services with the affinity group.
• D、 Create two affinity groups.  Associate the compute services with one group and the storage services with the other group.

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