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C Structures, C Unions, C Bit-fields Questions And Answers

Here you can find C Structures, C Unions, C Bit-fields Questions and Answers.

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C Structures, C Unions, C Bit-fields Questions & Answers

1. Which of the following are themselves a collection of different data types?

C Structures, C Unions, C Bit-fields Questions & Answers

2. User-defined data type can be derived by___________.

C Structures, C Unions, C Bit-fields Questions & Answers

3. Which operator connects the structure name to its member name?

C Structures, C Unions, C Bit-fields Questions & Answers

4. Which of the following cannot be a structure member?

C Structures, C Unions, C Bit-fields Questions & Answers

5. Which of the following structure declaration will throw an error?

C Structures, C Unions, C Bit-fields Questions & Answers

6. What is the output of this C code? void main() { struct student { int no; char name[20]; }; struct student s; s.no = 8; printf("%d", s.no); }

C Structures, C Unions, C Bit-fields Questions & Answers

7. Number of bytes in memory taken by the below structure is? struct test { int k; char c; };

C Structures, C Unions, C Bit-fields Questions & Answers

8. Size of a union is determined by size of the.

C Structures, C Unions, C Bit-fields Questions & Answers

9. Comment on the following union declaration? union temp { int a; float b; char c; }; union temp s = {1,2.5,’A'}; //REF LINE Which member of the union will be active after REF LINE?

C Structures, C Unions, C Bit-fields Questions & Answers

10. What would be the size of the following union declaration? union uTemp { double a; int b[10]; char c; }u; (Assuming size of double = 8, size of int = 4, size of char = 1)

Home EngineeringComputer Science & EngineeringC Multiple Choice Questions & AnswersStructures, Unions, Bit-fields

Structures, Unions, Bit-fields - C Multiple Choice Questions & Answers

This is the c programming questions and answers section on " Structures, Unions, Bit-fields " 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.

C Structures, C Unions Questions

Online Test Name Structures, Unions, Bit-Fields
Exam Type Multiple Choice Questions
Category Computer Science Engineering Quiz
Number of Questions 17
1. Which of the following are themselves a collection of different data types?
  • A. String
  • B. Structure
  • C. Char
  • D. All of the mentioned
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Answer & Explanation

Answer: Option B

Explanation:

None.

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2. User-defined data type can be derived by___________.
  • A. struct
  • B. enum
  • C. typedef
  • D. All of the mentioned
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Answer & Explanation

Answer: Option D

Explanation:

None.

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3. Which operator connects the structure name to its member name?
  • A. -
  • B. .
  • C. Both (b) and (c)
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Answer & Explanation

Answer: Option B

Explanation:

None.

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4. Which of the following cannot be a structure member?
  • A. Another structure
  • B. Function
  • C. Array
  • D. None of the mentioned
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Answer & Explanation

Answer: Option B

Explanation:

None.

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5. Which of the following structure declaration will throw an error?
  • A. struct temp{}s;
    main(){}
  • B. struct temp{};
    struct temp s;
    main(){}
  • C. struct temp s;
    struct temp{};
    main(){}
  • D. None of the mentioned
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Answer & Explanation

Answer: Option D

Explanation:

None.

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Related Topics:

  • Typedef
  • C Data Types
  • Storage Management
  • Data Types
  • Declarations
  • Constants
  • C Operators
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