C Sharp Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

C Sharp Interview Questions

Questions Answers Views Company eMail

can we assign null value to value type in c#?

Idea, Microsoft, Wipro,

12 52041

How can you prevent classes to be inherited?

Microsoft, Satyam,

10 13481

What is difference between value and reference types?

Accenture,

5 9170

Is array reference type / value type?

Accenture,

15 20414

Is string reference type / value type?

Accenture, Microsoft, Siemens,

56 78078

In a C# class we have a SortedList member m_addinProjects we want to provide an iterator to allow the consumer of this class access to the items in the collection. Please provide an iterator method for the AnalyzeAddinsDLL class below and an example of how it would be used. namespace AnalyzeAddinsDLL { public class AllAddInProjects { private SortedList m_addinProjects; public AllAddInProjects() { m_addinProjects = new SortedList(); } } }

ABC, WinsIndia,

2227

Where test director stores its data ? Database ,Local file etc...? I need to read this data from Visual Studio 2005 c# client. Regards

1824

What is the Difference between read only and constant variables?

SilverKey,

14 30235

Can we have a non static member function in a base class to be override in derived with static modifier?

Wipro,

7 11660

If a class is having 4 variables namely type double,type integer,type string,type decimal. If we create an instance of that class those variables which gets into this instance are value types or reference types?

Kanbay,

4 8050

what are value types and reference types? where they are stored?

Kanbay,

5 10710

Which type of variables are under the control of garbage collector?

Kanbay,

4 7386

what are delegates? How you used then in your project?

Hawk Eye, IndiaTimes, Kanbay,

10 17233

what is application domain?

Kanbay,

4 13835

What are STA And MTA in threading?

Kanbay,

4 14903

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Un-Answered Questions { C Sharp }

What exactly is serverless?

797

What is the use of tryparse in c#?

874

What does the keyword â€œvirtualâ€ declare for a method or property?

912

What is difference between ienumerable and list in c#?

830

For methods inside the interface why canâ€™t you specify the accessibility modifier?

917

What issues can be faced while delivering code?

1882

Can we inherit static class in c#?

946

What is immutable in C#?

965

What is boolean method?

911

Explain the three test cases in unit testing?

971

What is dependency injection in simple words?

877

What is the meaning of 0 in c#?

960

What is the difference between int.parse and int.tryparse methods?

1009

What is an object pool in .net?

1011

What is the use of command builder?

981

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