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

C Sharp Interview Questions

Questions Answers Views Company eMail

Why can?t you specify the accessibility modifier for methods inside the interface?

Mind Tree, Siebel Systems,

3 8731

Can you inherit multiple interfaces?

Host4Big, Mind Tree, Moftak Solutions, Siebel Systems,

7 20880

What?s the difference between an interface and abstract class?

Mind Tree, Siebel,

6 11428

How can you overload a method?

6 9159

If a base class has a bunch of overloaded constructors, and an inherited class has another bunch of overloaded constructors, can you enforce a call from an inherited constructor to an arbitrary base constructor?

2 6688

What?s the difference between System.String and System.StringBuilder classes?

1 5117

What?s the advantage of using System.Text.StringBuilder over System.String?

3 8046

Can you store multiple data types in System.Array?

Satyam, Siebel Systems,

20 44522

What?s the difference between the System.Array.CopyTo() and System.Array.Clone()?

3 7160

How can you sort the elements of the array in descending order?

Junosource, Siebel Systems, Wipro,

1 5312

What?s the .NET datatype that allows the retrieval of data by a unique key?

3 8853

What?s class SortedList underneath?

2 7630

Will finally block get executed if the 1exception had not occurred?

3 5844

What?s the C# equivalent of C++ catch (?), which was a catch-all statement for any possible exception?

Visual Soft,

1 6327

Can multiple catch blocks be executed?

Visual Soft,

4 13534

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Un-Answered Questions { C Sharp }

What is args c#?

905

What is concrete method in c#?

876

what is a static constructor?

1162

What is the difference between null and string empty in c#?

851

My switch statement works differently! Why?

865

These questions were asked me in a technical interview: •If we deploy an application on multiple server (like database server, web server) then, each request should be redirected to proper server, then how you will handle it in your code? •How security pinholes will be handled in an application? •What things should be considered while writing a web application? •How will you do load/performance testing of web application? Which framework you will use for it? •How will you implement a cache for results which require a DB access? Please let me know how to write an web application considering all these points. I am not so much aware of architechural design of web application. Your guidelines will be helpful.

3004

Is it possible to restrict the scope of a field/method of a class to the classes in the same namespace?

947

Explain how is the dll hell problem solved in .net?

813

What is parameters in c#?

896

What does char mean in c#?

890

What do you mean by synchronous and asynchronous operations?

911

What is the purpose of static?

940

What is thread in c#?

912

What is parallel programming in c#?

875

What is called method in c#?

922

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