Online Access Free 70-503 Exam Questions

You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You write the following code segment.

You need to ensure that the service commits the transaction only when the session is closed.
Which code segment should you use to implement the service?

• A.Option B
• B.Option C
• C.Option D
• D.Option A

You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You want to enable message logging. You add the following code fragment to the service configuration file.
<system.diagnostics> <sources> <source
name="System. ServiceModel. Messagel_ogging">
<listeners> odd name="messages"
type="System. Diagnostics. XmlWriterTraceListener" />
</listeners> </source> </sources> </system.diagnostics> You receive an exception.
You need to successfully enable message logging. What should you do?

• A.Remove the message filter.
• B.Set the maximum size of the message to be logged to 256K.
• C.Set the switchValue attribute to verbose.
• D.Set the initializeData attribute to the name of a log file.

You want to trace the flow of events in process activites (active?) located on server. What code should you use?

• A.<source name="System.ServiceModel" switchValue="Critical" propagateActivity="true">
• B.<source name="System.ServiceModel" switchValue="Verbose" propagateActivity="true">
• C.<source name="System.ServiceModel" switchValue="Information" propagateActivity="false">
• D.<source name="System.ServiceModel" switchValue="Information,ActivityTracing" propagateActivity="false">

You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5. You write the following code segment.

You need to ensure that when the MyMethod method is called, the service is the root of a transaction. Which code segment should you insert at line 09?

• A.[OperationBehavior(TransactionScopeRequired=false)] [TransactionFlow(TransactionFlowOption.NotAllowed)]
• B.[OperationBehavior(TransactionScopeRequired=false)] [TransactionFlow(TransactionFlowOption.Mandatory)]
• C.[OperationBehavior(TransactionScopeRequired=true)] [TransactionFlowfTransactionFlowOption.NotAllowed)]
• D.[OperationBehavior(TransactionScopeRequired=true)] [TransactionFlow(TransactionFlowOption.Allowed)]

You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
The service receives automation commands for a factory robot.
You need to ensure that the robot receives the commands in the same order as they are transmitted.
Which binding element should you use?

• A.<security/>
• B.<transactionFlow/>
• C.<compositeDuplex/>
• D.<reliableSession/>