TS: Microsoft .NET Framework 3.5 C Windows Communication Foundation: 070-503 Exam Premium File as PDF & Test Engine

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

1. You create a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
You need to ensure that the callback channel between the service and the client application is available for the service to send a status message.
Which code segment should you use?

A) if(((ICommunicationObject)callback).State== CommunicationState.Opening)
B) if(((ICommunicationObject)callback).State== CommunicationState.Opened)
C) if(((ICommunicationObject)callback).State== CommunicationState.Faulted)
D) if(((ICommunicationObject)callback).State== CommunicationState.Created)

2. 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 B
B) Option A
C) Option D
D) Option C

3. You are creating a distributed application by using Microsoft .NET Framework 3.5. You use Windows Communication Foundation (WCF) to create the application.
The distributed application contains client applications and a WCF service.
The client applications send e-mail address claims to the WCF service. The custom authorization manager of the service examines whether the claims are of the type "http://contoso.com/ClaimTypes/UserStatus".
You write the following code segment. (Line numbers are included for reference only.)

You need to map the claim types that are provided by the client applications to the claim types that are expected by the custom authorization manager of the service.
Which code segment should you insert at line 17?

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

4. You create a Windows Communication Foundation (WCF) service by using Microsoft .NET framework 3.5. You write the following code segment for a service contract.

You need to ensure that the WCF service meets the following requirements:
Which method implementation should you use?

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

5. You create a Windows Communication Foundation (WCF) service by using Microsoft .NET Framework 3.5. The WCF service contains two operations named ProcessSimpleOrder and ProcessComplexOrder.
You need to expose the ProcessSimpleOrder operation to all the client applications. You also need to expose the ProcessComplexOrder operation only to specific client applications.
Which code segment should you use?

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

Solutions: