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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 5681

Can you inherit multiple interfaces?

Host4Big, Mind Tree, Moftak Solutions, Siebel Systems,

7 15209

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

Mind Tree, Siebel,

6 7512

How can you overload a method?

6 5750

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 4970

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

1 3778

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

3 5782

Can you store multiple data types in System.Array?

Satyam, Siebel Systems,

20 33503

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

3 4747

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

Junosource, Siebel Systems, Wipro,

1 3836

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

3 6742

What?s class SortedList underneath?

2 5870

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

3 3901

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

Visual Soft,

1 4521

Can multiple catch blocks be executed?

Visual Soft,

4 10756


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Un-Answered Questions { C Sharp }

What do you mean by stack and heap in c#?

132


How do you implement thread synchronization (object.wait, notify,and criticalsection) in c#?

157


Why is it called c sharp?

108


what are windows services?

130


Explain lock, monitors, and mutex object in threading.

146






What is the purpose of dependency injection?

101


Why to use lock statement in c#?

132


What is garbage collection? How to force garbage collector to run?

149


What is use of a HashTable in .NET?

207


What is concrete class in c#?

97


What is the data encapsulation?

104


What is a nullreferenceexception?

130


What are the uses of namespaces?

139


Are c# objects passed by reference?

100


What is a dynamic assembly?

144