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Microsoft 070-503 Exam Syllabus Topics:

Microsoft TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation Sample Questions:

1. You are creating a Windows Communication Foundation distributed application by using Microsoft .NET Framework 3.5. You write the following code segment to implement the service contract. (Line numbers are included for reference only.)

You need to ensure that the client applications of only those users who belong to the Administrators group can access the RemoveOrder method.
Which code segment should you insert at line 05?

A) Option C
B) Option D
C) Option A
D) Option B

2. You are creating a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5. The WCF service will validate certificates to authorize client applications. You write the following code segment.
Class Store Implements IStore Public Sub RemoveOrder(ByVal ordered As Integer) Implements IStore.RemoveOrder End Sub
End Class
You need to ensure that only those client applications that meet the following criteria can access the RemoveOrder method:
What should you do?

A) Option C
B) Option D
C) Option A
D) Option B

3. You create a client application by using Microsoft .NET Framework 3.5. The client application uses a Windows Communication Foundation (WCF) service.
The WCF service analyzes incoming message headers to verify whether special processing of the message is required.
The client application accompanies each call to the methods of the service with the address header. You write the following code segment. (Line numbers are included for reference only.)

You need to ensure that the following requirements are met: Which code segment should you insert at line 08?

A) Option C
B) Option D
C) Option A
D) Option B

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

You need to create a service contract that meets the following requirements:
Which code segment should you use?

A) Option C
B) Option D
C) Option A
D) Option B

5. Your company has a set of e-commerce services that were created by using Microsoft .NET Framework 3.5. The Windows Communication Foundation model was used to create the services.
The services include a catalog and a shopping cart that are deployed to the same physical server. The catalog is a stateless, single-instance service. The shopping cart is a reentrant, per-session service.
The catalog service contains the following code fragment.

The shopping cart service contains the following code fragment.

During peak hours, the number of simultaneous catalog requests increase. This prevents customers from updating their shopping carts. You need to ensure that the customers can update their shopping carts even during peak catalog request traffic.
Which set of code fragments should you use to replace the existing code fragments?

A) Option C
B) Option D
C) Option A
D) Option B

Solutions: