There are three types of hosting environments for WCF services: IIS, WAS, and self-hosting. The term “self-hosting” refers to any application that provides its own code to initialize the hosting environment.

Is used to communicate the error message from the service to the client in WCF?

WCF supports better exception handling by using FaultContract. Unhandled Exceptions returns to the client as SOAP faults. Supports XML, MTOM, Binary message encoding.

Which model is followed by WCF?

WCF is a unified communication framework that integrates all the Communication frameworks like ASMC/WSE, . NET REMOTING, DCOM/COM and MSMQ into one logical model….WCF And WCF Service Components.

What is the difference between WCF and Web services?

Web services support only one protocol- HTTP and HTTPS during communication, but WCF supports more protocols like- HTTP, TCP, and MSMQ that can be extended for a comprehensive solution, reliable session, and transactions. It signifies WCF is more adaptable to work together for a variety of software.

How many types of binding are there in WCF?

You can define bindings in two ways: through code or through configuration. These two approaches do not depend on whether you are using a system-provided binding or a custom binding.

How many protocols can be used to access WCF?

The protocols that are typically used in this channel are HTTP, TCP, MSMQ, and named pipes, but WCF allows application developers to use other transports as well, such as Simple Mail Transfer Protocol (SMTP) or File Transfer Protocol (FTP).

What are the key properties followed by WCF transactions?

WCF Transaction Properties

• Atomic − All the operations must act as a single indivisible operation at the completion of a transaction.
• Consistency − Whatever may be the operation set, the system is always in a state of consistency, i.e., the outcome of the transaction is always as per the expectation.

What is difference between SOAP and REST WCF service?

Actually only the difference is how clients access our service. Normally, a WCF service will use SOAP, but if you build a REST service, clients will be accessing your service with a different architectural style (calls, serialization like JSON, etc.).

What transport protocols are supported in WCF?

The transport channel is the bottom-most channel of the WCF stack. The protocols that are typically used in this channel are HTTP, TCP, MSMQ, and named pipes, but WCF allows application developers to use other transports as well, such as Simple Mail Transfer Protocol (SMTP) or File Transfer Protocol (FTP).

What are endpoints in WCF?

Endpoints provide clients access to the functionality offered by a WCF service. Each endpoint consists of four properties: An address that indicates where the endpoint can be found. A binding that specifies how a client can communicate with the endpoint.

What are typical interview questions?

Typical interview questions are designed to determine an applicant’s suitability for the specific employment duties and work environment in a company. The questions usually address the applicant’s characteristics, experience and goals, while simultaneously gauging his interest in and understanding of the employer’s objectives.

How to respond to interview questions?

Use storytelling to make yourself more memorable

What is an interview questionnaire?

What is an interview questionnaire. An interview questionnaire is mostly used during the recruitment and selection drives conducted by employees. Through the help of interview questionnaire, it is possible to eliminate candidates and choose the best among the applicants for the further round of selection process.