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- C# - What's New in C# 11 / 12 / 13
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- C# Practical & Advanced Usage
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- C# - Package Management with NuGet
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 - We can use reserved keywords as identifiers in C# by prefixing them with @ character?
Answer : A
Explanation
if you want to use these keywords as identifiers, you may prefix the keyword with the @ character.
Q 2 - Which of the following converts a type to a byte value in C#?
Answer : B
Explanation
ToByte() method converts a type to a byte.
Q 3 - Which of the following converts a type to a 32-bit integer in C#?
Answer : D
Explanation
ToInt32() method converts a type to a 32-bit integer.
Q 4 - Which of the following converts a type to an unsigned big type in C#?
Answer : D
Explanation
ToUInt64() method converts a type to an unsigned big type.
Q 5 - Which of the following method copies the reference to the memory location of an argument into the formal parameter?
Answer : B
Explanation
Reference parameters method copies the reference to the memory location of an argument into the formal parameter.
Q 6 - Which of the following property of Array class in C# checks whether the Array has a fixed size?
Answer : A
Explanation
IsFixedSize gets a value indicating whether the Array has a fixed size.
Q 7 - Which of the following is the correct about class member functions?
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 lets you modify the compiler's line number and (optionally) the file name output for errors and warnings in C#?
Answer : C
Explanation
#line − It lets you modify the compiler's line number and (optionally) the file name output for errors and warnings.
Q 10 - Which of the following is true about try block in C#?
A - A try block identifies a block of code for which particular exceptions is activated.
Answer : C
Explanation
Both of the above options are correct.