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C# Mcq Questions

C# Mcq Questions

Sharad Jaiswal
25th Nov, 2021

We have listed below the best C# Mcq Questions for your basic knowledge of C#. This C# Mcq Test contains 25+ C# Multiple Choice Questions. You have to select the right answer to every question.

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C# Mcq Questions

Practice Best C# MCQ Questions:

1) Who was the father of C#?

A. Anders Hejlsberg
B.Rasmus Lerdorf
C.Dennis M. Ritchie
D.Bjarne Stroustrup

2) CLR is the .Net equivalent of______

A. Common Language Runtime
B.Common Type System
C.Java Virtual machine
D.Common Language Specification

3) Which of the following is correct about C#?

A. compiled on a variety of computer platforms.
B.component oriented.
C.part of .Net Framework.
D.All of the above

4) Default scope for the members of an interface

A. private
B.public
C.protected
D.internal

5) Reference is a______.

A. class that is not initialized.
B.leads to memory allocation.
C.creating by an existing instance.
D.Pre-defined data type.

6) What does LINQ stand for______

A. Local Integration Query
B.Language Included Query
C.Language Integrated Query
D.None of the above

7) C# class is Inherit the multiple_______

A. Interfaces
B.Classes
C.Abstract classes
D.Static classes

8) SOAP stands for______.

A. Simple Object Access Program
B.Simple Object Application Protocol
C.Simple Object Access Protocol
D.Simple Object Account Protocol

9) Classes declared with the sealed keyword cannot be base class.

A. True
B.False

10) Variable declared inside a method is called_______

A. Static
B.Local
C.Private
D.Public

11) What is Constructor are:

A. is used to create objects
B.is a method of a class
C.same name as the class it is declared within
D.All of the above

12) Instance variable______

A. an attribute of an object
B.object of a class
C.is a method of a class
D.All of the above

13) Duck typing is implemented by Which keyword using.

A. object
B.base
C.dynamic
D.ref

14) ______methods are not supported for dynamic types.

A. Abstract
B.Static
C.Anonymous
D.Extension

15) Which is used for casting of object to a type or a class.

A. is
B.as
C.this
D.at

16) Which is immutable class

A. System.String
B.System.Text.Builder
C.System.StringBuilder
D.System.Text.StringBuilder

17) What is sealed Modifier

A. Prevents polymorphism.
B.Prevents method overloading.
C.Prevents inheritance of a class.
D.Prevents illegal access to a class.

18) ________are the GUI components created for web based interactions.

A. Window Forms
B.Application Forms
C.Web forms
D.None of the above

19) Structs can be inherited?

A. True
B.False

20) In C#, having unreachable code is always an_____

A. Method
B.Function
C.Error
D.Iterative

21) ____ are reserved, and cannot be used as identifiers.

A. literal
B.Keywords
C.Identifiers
D.variables

22) CLR is physically represented by an assembly named_______

A. mscor.dll
B.msoree.dll
C.mcoree.dll
D.mscoree.dll

23) Formal parameter list is always enclosed in_______

A. Colon
B.Semicolon
C.Parenthesis
D.Square

24) Dynamic operations at run time is called the______

A. CLR
B.DLR
C.CTS
D.CLS

25) What is the wild card character in the SQL "like" statement?

A. *
B.#
C.%
D.$

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