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 declare the override method static while the original method is non-static?

5 14025

Can you override private virtual methods?

5 7918

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

5 7780

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

1 4719

What?s an abstract class?

NIIT,

4 8557

When do you absolutely have to declare a class as abstract (as opposed to free-willed educated choice or decision based on UML diagram)?

1 4956

What?s an interface class?

4 6475

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

2 5219

Can you inherit multiple interfaces?

3 6532

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

4 7464

How can you overload a method?

3 5699

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

3 6924

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

1 4717

Can you store multiple data types in System.Array?

7 15462

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

3 8280

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Un-Answered Questions { C Sharp }

Explain the difference between “system.array.clone()” and “system.array.copyto()” in c#?

934

What's c# ?

985

Why do we use classes?

894

Explain how can you clean up objects holding resources from within the code?

935

What is decimal in c#?

929

What is the main purpose of delegates in c#?

974

Can fields inside a class be virtual?

984

What is regex c#?

910

Explain code compilation in c#.

970

What is a clr (common language runtime)?

909

What is a long in c#?

1050

How to implement singleton design pattern in c#?

899

Describe the parts of assembly.

955

Why do we need nullable types in c#?

1173

What is string [] args in c#?

963

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