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Variable Names C Questions And Answers

Here you can find Variable Names C Questions and Answers.

Why Variable Names C Questions and Answers Required?

In this Variable Names C Questions and Answers section you can learn and practice Variable Names C Questions and Answers to improve your skills in order to face technical inerview conducted by Banks. By Practicing these interview questions, you can easily crack any Bank Exams interview.

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Variable Names C Questions & Answers

1. C99 standard guarantees uniqueness of ____ characters for internal names.

Variable Names C Questions & Answers

2. C99 standard guarantess uniqueness of _____ characters for external names.

Variable Names C Questions & Answers

3. Which of the following is not a valid variable name declaration?

Variable Names C Questions & Answers

4. Which of the following is not a valid variable name declaration?

Variable Names C Questions & Answers

5. Variable Names C beginning with underscore is not encouraged. Why?

Variable Names C Questions & Answers

6. All keywords in C are in?

Variable Names C Questions & Answers

7. Variable name resolving (number of significant characters for uniqueness of variable) depends on?

Variable Names C Questions & Answers

8. Which of the following is not a valid C variable name?

Variable Names C Questions & Answers

9. Which of the following is true for Variable Names C in C?

Variable Names C Questions & Answers

10. Which is valid C expression?

Home EngineeringComputer Science & EngineeringC Multiple Choice Questions & AnswersVariable Names

Variable Names - C Multiple Choice Questions & Answers

This is the c programming questions and answers section on "C Variables" with explanation for various interview, competitive examination and entrance test. Solved examples with detailed answer description, explanation are given and it would be easy to understand. The following quiz provides the multiple choice questions related to the Variable Names. Candidates can check the Variable Names C Questions at the last of this article. The applicants need to read the questions and click over the right option in the Variable Names C Online Test. So, the students can learn and practice the Variable Names C Questions and Answers to prepare for the entrance examinations. All freshers can refer to this post and take part in the Variable Names C Mock Test. In addition to this, the competitors can access the Variable Names C Online Test at free of cost from this post.



Variable Names C Questions - Variable Names C Quiz Details

Online Test Name Variable Names
Exam Type Multiple Choice Questions
Category Computer Science Engineering Quiz
Number of Questions 16


Variables are used to store the data in the program. To name a variable in C language, the contenders need to follow some specific rules. A variable name can have uppercase and lowercase letters, digits and underscore only. The first letter of a variable should be either a letter or an underscore. There is no rule on length of the variable. The applicants need to know all the rules to name a variable. By practicing the Variable Names C Online Test, the students can understand all the key points. So, without fail, the competitors need to practice the Variable Names C Quiz to know all the questions and answers.



Variable Names C Multiple Choice Questions

The students are advised to gather all the details related to the Variable Names C Quiz with the help of the above table. We have arranged the information like Number of Questions, Exam Type, and Online Test Name in the tabular format. The main point that the aspirants need to know is there is no time duration to practice the Variable Names C Online Test. So, the applicants can utilize this opportunity and take part in the Variable Names C Online Test to learn the concept. Without wasting time, the students need to practice the Variable Names C Questions and Answers.

Variable Names MCQ Quiz Answers with Solutions

Users can click on the View Answer button to see the right choice among the given four options. The applicants can also find the explanation to the Variable Names C Multiple Choice Questions on this page. Thus, the contenders need to check all the question by taking part in the Variable Names C Online Test. On our homepage, we have arranged many more tests related to all the subjects. Visit allindiaexams.in to practice more online tests and quizzes.


1. C99 standard guarantees uniqueness of ____ characters for internal names.
  • A. 31
  • B. 63
  • C. 12
  • D. 14
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Answer & Explanation

Answer: Option B

Explanation:

ISO C99 compiler may consider only first 63 characters for internal.

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2. C99 standard guarantess uniqueness of _____ characters for external names.
  • A. 31
  • B. 6
  • C. 12
  • D. 14
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Answer & Explanation

Answer: Option A

Explanation:

ISO C99 compiler may consider only first 31 characters for external variables having 31 characters due to which it may not be unique.

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3. Which of the following is not a valid variable name declaration?
  • A. int __a3;
  • B. int __3a;
  • C. int __A3;
  • D. None of the mentioned.
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Answer & Explanation

Answer: Option D

Explanation:

None.

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4. Which of the following is not a valid variable name declaration?
  • A. int _a3;
  • B. int a_3;
  • C. int 3_a;
  • D. int _3a
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Answer & Explanation

Answer: Option C

Explanation:

Variable name cannot start with a digit.

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5. Variable names beginning with underscore is not encouraged. Why?
  • A. It is not standardized
  • B. To avoid conflicts since assemblers and loaders use such names
  • C. To avoid conflicts since library routines use such names
  • D. To avoid conflicts with environment variables of an operating system
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Answer & Explanation

Answer: Option C

Explanation:

None.

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Related Topics:

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