Variable Number of Arguments problems
- 1. The macro va_arg is used to extract an argument from the variable argument list and advance the pointer to the next argument.
Options- A. True
- B. False Discuss
Correct Answer: True
- 2. A function that receives variable number of arguments should use va_arg() to extract arguments from the variable argument list.
Options- A. True
- B. False Discuss
Correct Answer: True
- 3. For a function receives variable number of arguments it is necessary that the function should receive at least one fixed argument.
Options- A. True
- B. False Discuss
Correct Answer: True
- 4. In a function that receives variable number of arguments the fixed arguments passed to the function can be at the end of argument list.
Options- A. True
- B. False Discuss
Correct Answer: False
- 5. It is necessary to call the macro va_end if va_start is called in the function.
Options- A. Yes
- B. No Discuss
Correct Answer: Yes
- 6. Can we pass a variable argument list to a function at run-time?
Options- A. Yes
- B. No Discuss
Correct Answer: No
Explanation:
Every actual argument list must be known at compile time. In that sense it is not truly a variable argument list.
- 7. While defining a variable argument list function we drop the ellipsis(...)?
Options- A. Yes
- B. No Discuss
Correct Answer: Yes
- 8. Can we write a function that takes a variable argument list and passes the list to another function?
Options- A. Yes
- B. No Discuss
Correct Answer: Yes
- 9. Can the fixed arguments passed to the function that accepts variable argument list, occur at the end?
Options- A. Yes
- B. No Discuss
Correct Answer: No
- 10. Is it necessary that in a function which accepts variable argument list there should be at least be one fixed argument?
Options- A. Yes
- B. No Discuss
Correct Answer: Yes
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