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 8011

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

5 11454

What?s an abstract class?

Siebel,

5 7623

What?s an interface class?

1 4157

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

5 16013

Can you inherit multiple interfaces?

3 6283

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

Patni,

2 5808

How can you overload a method?

3 6523

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 5400

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

5 17424

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

1 5198

Can you store multiple data types in System.Array?

5 8441

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

Wipro,

6 16185

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

2 5766

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

SmartData,

2 9596

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Un-Answered Questions { C Sharp }

Contrast between an interface and abstract class?

935

Can a static class have a constructor c#?

869

Why should I use interface in c#?

936

Can you change the value of a constant filed after its declaration?

906

Explain About Iunknown interface Queue

931

What is xml serialization and deserialization in c#?

917

What is double c#?

895

How do namespaces work?

924

What is difference between new and override in c#?

817

What is task parallel library?

975

How do you comment out code in c#?

855

Is null in c#?

819

What are escape sequences explain with example?

910

How can you set image source dynamically from c# application to ”test.png” file?

1035

What is the difference between console and windows application?

925

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