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Introduction to C Sharp MCQ question and answer with solution | C# Program MCQs

Learn Introduction to C Sharp MCQ Questions and answers with easy and logical explanations in C# Program. Introduction to C Sharp MCQ question provides all type of technical mcq questions which is important for technical exams, campus exams and other entrance examination. Page-5 section-1

41
In C#, what is the keyword used to prevent a class from being inherited?
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Answer & Solution
Answer: Option D
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42
What is the output of the following code: Console.WriteLine("Hello" + 2 + 3);
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Answer: Option B
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43
Which of the following is NOT a valid C# primitive data type?
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Answer: Option C
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44
What is the correct syntax to declare a nullable type in C#?
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Answer: Option C
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45
In C#, what is the purpose of the 'base' keyword?
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Answer: Option B
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46
What is the purpose of the 'readonly' keyword in C#?
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Answer: Option C
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47
Which of the following is NOT a valid access modifier in C#?
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Answer: Option B
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48
In C#, what is the role of the 'using' statement?
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Answer: Option D
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49
What is the correct syntax to declare an array of strings in C#?
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Answer: Option A
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50
Which of the following is NOT a valid way to instantiate a string in C#?
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Answer: Option D
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