C# Fundamentals Quiz

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Questions and Answers

Which of the following is NOT a primitive data type in C#?

  • string
  • int
  • array (correct)
  • boolean

What is the correct way to declare a constant variable in C#?

  • const (correct)
  • var
  • final
  • let

Which of the following is NOT a valid access modifier in C#?

  • private
  • public
  • protected
  • internal (correct)

Which operator in C# checks both the left and right conditions?

<p>&amp; (B), &amp; (C)</p> Signup and view all the answers

Which operator in C# only checks the right-side condition if the left side evaluates to false?

<p>|| (A)</p> Signup and view all the answers

Which operator in C# allows you to perform basic operations with values of built-in types?

<p>Arithmetic operators (A)</p> Signup and view all the answers

Can you overload operators in C#?

<p>Yes (D)</p> Signup and view all the answers

What is the purpose of overloading operators in C#?

<p>To change the behavior of existing operators (B)</p> Signup and view all the answers

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Study Notes

Primitive Data Types in C#

  • string is a reference type, not a primitive data type in C#.

Declaring Constants in C#

  • A constant variable in C# is declared using the const keyword.

Access Modifiers in C#

  • protected internal is a valid access modifier in C#, but friend is not a valid access modifier in C#.

Logical Operators in C#

  • The &amp;&amp; (logical and) operator checks both the left and right conditions.
  • The || (logical or) operator only checks the right-side condition if the left side evaluates to false.

Operators in C#

  • The is operator allows you to perform basic operations with values of built-in types.

Operator Overloading in C#

  • Yes, you can overload operators in C#.
  • The purpose of overloading operators is to provide a more natural syntax for operations on custom types.

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