WCF (Windows Communication Foundation) MCQs (Chapterwise Multiple Choice Questions)

Which of the following encoding mechanisms is not used by WCF 4?

XML 1.0

MTOM

Binary

DIME

Answer & Explanation

Correct Answer: DIME

Note: This Question is unanswered, help us to find answer for this one

Which of the following statements is correct about the WSHttpBinding of WCF in the .Net framework 4.0?

It is a secure and inter-operable binding that is suitable for non-duplex service contracts.

It is a secure and inter-operable binding that is suitable for duplex service contracts or communication through SOAP intermediaries.

It is a secure and optimized binding that is suitable for cross-machine communication between WCF applications.

It is a queued binding that is suitable for cross-machine communication between WCF applications.

Answer & Explanation

Correct Answer: It is a secure and inter-operable binding that is suitable for non-duplex service contracts.

Note: This Question is unanswered, help us to find answer for this one

Which type of file must be provided while hosting a Windows Communication Foundation (WCF) service under the Internet Information Services (IIS) or the Windows Process Activation Service (WAS)?

.asp file

.axd file

.svc file

.net file

Answer & Explanation

Correct Answer: .svc file

Note: This Question is unanswered, help us to find answer for this one

Which of the following pieces of information is provided by the WCF service contract in the .Net Framework 4.0?

The grouping of operations in a service.

The location of the operations.

The specific protocols and serialization formats that are used to support successful communication with the service.

All of the above.

Answer & Explanation

Correct Answer: All of the above.

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What is the function of the WCF Data contracts in the .Net Framework 4.0?

They define, for each parameter or return type, what data is serialized to be exchanged.

They define which operations the client can perform on the service.

They define which errors are raised by the service, and how the service handles and propagates errors to its clients

Answer & Explanation

Correct Answer: They define, for each parameter or return type, what data is serialized to be exchanged.

Note: This Question is unanswered, help us to find answer for this one

The internal threading model that provides support for multi-threaded services is controlled by ____?

ConcurrencyMode

ServiceDiscovery Mode

InstanceContextMode

ClietCredential Mode

Answer & Explanation

Correct Answer: ConcurrencyMode

Note: This Question is unanswered, help us to find answer for this one

Which of the following operating systems supports the Message Queuing functionality of WCF?

Windows 98

Windows Vista

Windows 7

All of the above

Answer & Explanation

Correct Answer: Windows Vista

Note: This Question is unanswered, help us to find answer for this one

Which of the following is an incorrect statement regarding Windows Communication Foundation (WCF) 4.

The applications built in Windows Communication Foundation (WCF) 4 can interoperate directly with other applications that are built in ASMX.

The applications built in Windows Communication Foundation (WCF) 4 can interoperate directly with non-WCF-based applications.

Windows Communication Foundation (WCF) 4 supports SOAP but not REST

Answer & Explanation

Correct Answer: Windows Communication Foundation (WCF) 4 supports SOAP but not REST

Note: This Question is unanswered, help us to find answer for this one

Which of the following OData system query options is used to determine the maximum number of records to be returned in the .Net Framework 4.0?

$top

$filter

$select

$expand

Answer & Explanation

Correct Answer: $top

Note: This Question is unanswered, help us to find answer for this one

Which of the following bindings in WCF 4 is used to connect to other WCF endpoints on the same machine/computer?

WSHttpBinding

NetMsmqBinding

NetNamedPipeBinding

NetTcpBinding

Answer & Explanation

Correct Answer: NetNamedPipeBinding

Note: This Question is unanswered, help us to find answer for this one

WCF (Windows Communication Foundation) Quick Quiz

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