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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.
Q 1 - Which of the following is correct about C#?
B - It can be compiled on a variety of computer platforms.
Answer : D
Explanation
All of the above options are correct.
Q 2 - Which of the following is correct about reference type variables in C#?
A - The reference types do not contain the actual data stored in a variable.
B - They contain a reference to the variables.
C - Example of built-in reference types are: object, dynamic, and string.
Answer : D
Explanation
All of the above options are correct.
Q 3 - Which of the following converts a type to a specified type in C#?
Answer : A
Explanation
ToType() method converts a type to a specified type.
Q 4 - Which of the following operator returns the size of a data type in C#?
Answer : A
Explanation
sizeof() operator returns the size of a data 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?
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# checks whether the Array is readonly?
Answer : B
Explanation
IsReadOnly gets a value indicating whether the Array is readonly.
Q 7 - Which of the following is the default access specifier of a class?
Answer : D
Explanation
Default access specifier for a class type is Internal.
Answer : A
Explanation
The assignment operators cannot be overloaded.
Q 9 - Which of the following preprocessor directive allows generating an error from a specific location in your code in C#?
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#?
Answer : A
Explanation
The System.SystemException class is the base class for all predefined system exception.