C# Interview Question and Answers

1. What is .NET?
  • .NET technology is a third generation component model.
  • It uses intermediate language called Microsoft Intermediate Language (MSIL) simply IL to perform interoperability.
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2. Define C#?
  • C# (pronounced as 'C sharp') is a new programming language developed by Microsoft Corporation, USA.
  • It is an Object oriented and web enabled Programming language. It has been designed to support the key features of .NET framework.
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3. List out the characteristics of C#?
  • Simple
  • Object oriented
  • Consistent
  • Type safe
  • Modern
  • Versionable
  • Compatible
  • Interoperable
  • Flexible
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4. What is the difference between C++ and C#?
  • C# does not produce object codes.
  • No semicolon at the end of class definition
  • The first character of the Main () is capitalized.
  • C# does not support # include.
  • C# has two types called Value and Reference.
  • C# does not support pointer (handles by unsafe).
  • Arrays are declared differently.
  • C# does not allow Fall through in Switch case.
  • C# supports foreach statement.
  • C# does not support default arguments.
  • Type casting in C# is safer than C++.
  • C# does not support multiple code inheritance.
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5. List out the .NET Languages.
  • C# C++ Visual Basic Jscript
  • COBOL Eiffel Perl Python Small talk Mercury Scheme
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