Miscellaneous in C Sharp MCQ question and answer with solution

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Each section contains 100 MCQs on Miscellaneous in C Sharp .

What is the purpose of the "base" keyword in C#?

A) Calls a method in the base class B) Returns a value C) Declares a class D) Throws an exception

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Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following statements about properties in C# is true?

A) Properties cannot be used in inheritance B) Properties cannot have default values C) Properties can only have setters D) Properties encapsulate fields

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Answer & Solution

Answer: Option D

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What is the purpose of the "static" keyword in C#?

A) Creates multiple instances B) Allows inheritance C) Indicates that a method belongs to the class D) Declares a class

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Which of the following statements about constructors in C# is true?

A) Constructors can be inherited B) Constructors are called when an object is created C) Constructors can have multiple definitions D) None of the above

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Answer & Solution

Answer: Option B

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What does the "abstract" keyword indicate in C#?

A) Marks a class as sealed B) Prevents a class from being inherited C) Marks a class as incomplete D) Declares a class as static

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Answer & Solution

Answer: Option C

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What is the purpose of the "delegate" keyword in C#?

A) Defines a new data type B) Declares a class C) Marks a method as virtual D) Defines a reference type for methods

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Answer & Solution

Answer: Option D

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Which of the following is NOT a valid C# data type?

A) float B) real C) decimal D) double

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Answer & Solution

Answer: Option B

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What is the default value of a boolean variable in C# if it is not explicitly initialized?

A) FALSE B) TRUE C) null D) 0

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Answer & Solution

Answer: Option A

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What does the "out" keyword allow in C# method parameters?

A) Passing parameters by pointer B) Passing parameters by value C) Passing parameters by reference D) Returning multiple values

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Answer & Solution

Answer: Option D

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What is the purpose of the "as" keyword in C#?

A) Imports namespaces B) Declares a class C) Performs type casting D) Calls a method in the base class

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Answer & Solution

Answer: Option C

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Miscellaneous in C Sharp MCQ question and answer with solution | C# Program MCQs