C# Online Quiz



Following quiz provides Multiple Choice Questions (MCQs) related to C#. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Questions and Answers

Q 3 - Which of the following converts a type to a 64-bit integer in C#?

A - ToInt64

B - ToSbyte

C - ToSingle

D - ToInt32

Answer : A

Explanation

ToInt64() method converts a type to a 64-bit integer.

Q 4 - Which of the following converts a type to an unsigned long type in C#?

A - ToType

B - ToUInt16

C - ToUInt32

D - ToString

Answer : C

Explanation

ToUInt32() method converts a type to an unsigned long type.

Q 5 - Which of the following access specifier in C# allows a child class to access the member variables and member functions of its base class?

A - Public

B - Private

C - Protected

D - Internal

Answer : C

Explanation

Protected access specifier allows a child class to access the member variables and member functions of its base class.

Q 6 - Which of the following property of Array class in C# gets a 32-bit integer, the total number of elements in all the dimensions of the Array?

A - Rank

B - LongLength

C - Length

D - None of the above.

Answer : C

Explanation

Length gets a 32-bit integer that represents the total number of elements in all the dimensions of the Array.

Answer : D

Explanation

All of the above options are correct.

Q 8 - Function overloading is a kind of static polymorphism.

A - true

B - false

Answer : A

Explanation

Function overloading is a kind of static polymorphism.

Q 9 - Which of the following preprocessor directive allows generating an error from a specific location in your code in C#?

A - define

B - region

C - line

D - error

Answer : D

Explanation

#error − It allows generating an error from a specific location in your code.

Q 10 - The System.SystemException class is the base class for all predefined system exception in C#?

A - true

B - false

Answer : A

Explanation

The System.SystemException class is the base class for all predefined system exception.

csharp_questions_answers.htm
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