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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 variable types can be assigned a value directly in C#?
Answer : A
Explanation
Value type variables can be assigned a value directly.
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 string in C#?
Answer : D
Explanation
ToString() method converts a type to a string.
Q 4 - Which of the following converts a type to an unsigned int type in C#?
Answer : B
Explanation
ToUInt16() method converts a type to an unsigned int type.
Q 5 - Which of the following access specifier in C# allows a class to expose its member variables and member functions to other functions and objects in the current assembly?
Answer : D
Explanation
Internal access specifier allows a class to expose its member variables and member functions to other functions and objects in the current assembly.
Q 6 - Which of the following is true about C# structures?
A - Structures can have methods, fields, indexers, properties, operator methods, and events.
B - Structures can have defined constructors, but not destructors.
Answer : D
Explanation
All of the above options are correct.
Q 7 - Which of the following is the correct about class destructor?
Answer : C
Explanation
Both of the above options are correct.
Answer : B
Explanation
C# does not support multiple inheritance.
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 - Which of the following is true about System.ApplicationException class in C#?
A - The System.ApplicationException class supports exceptions generated by application programs.
B - Exceptions defined by the programmers should derive from this class.
Answer : C
Explanation
Both of the above options are correct.
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