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 you prevent your class from being inherited and becoming a base class for some other classes?

3 8125

Can you allow class to be inherited, but prevent the method from being over-ridden?

5 11670

What?s an abstract class?

Siebel,

5 7811

What?s an interface class?

1 4239

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

5 16213

Can you inherit multiple interfaces?

3 6423

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

Patni,

2 5910

How can you overload a method?

3 6658

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?

1 5510

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

5 17642

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

1 5293

Can you store multiple data types in System.Array?

5 8659

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

Wipro,

6 16385

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

2 5857

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

SmartData,

2 9690

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Un-Answered Questions { C Sharp }

Which namespace is required to implement trace ?

980

How do namespaces work?

966

Which is faster hashtable or dictionary?

977

What are concrete classes?

891

Is int reference type c#?

977

What are the 2 broad classifications of fields in c#?

928

What is default value of decimal c#?

880

What is a streamwriter in c#?

933

What is the difference between Java and .NET garbage collectors?

1035

What are the 3 different types of arrays?

1031

How can I develop an application that automatically updates itself from the web?

907

What is action in c# 3.5?

972

What is object pool in .net?

939

How do you determine whether a string represents a numeric value?

931

What is delegates in c#?

899

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