C++ Programming Questions Answers - Chapter 1

• 29. what is the size of int datatype for 32 bit system

  1. 1 byte
  2. 2 byte
  3. 4 byte
  4. 8 byte

  Answer And Explanation

  Answer: Option C

  Explanation:

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• 30. How we define our name for constants

  1. #constant
  2. #define
  3. #define_constant
  4. #constant_define

  Answer And Explanation

  Answer: Option B

  Explanation:

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• 31. \r is used for

  1. carriage return
  2. new line
  3. end of the line
  4. vertical tab

  Answer And Explanation

  Answer: Option A

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• 32. C++ programs must contain

  1. start()
  2. system()
  3. main()
  4. program()

  Answer And Explanation

  Answer: Option C

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• 33. What is the meaning of base class in C++

  1. Another class got inherit from this class
  2. It inherit other class
  3. It has a pointer variable
  4. It is the first class declared

  Answer And Explanation

  Answer: Option A

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• 34. what is a class in c++

  1. Class in a collection of objects
  2. Class has noting to do with object
  3. It just have declaration of few variables
  4. None of above

  Answer And Explanation

  Answer: Option A

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• 35. Reference is like a

  1. Pointer
  2. Structure
  3. Array
  4. None of above

  Answer And Explanation

  Answer: Option A

  Explanation:

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