logo

CuriousTab

CuriousTab

Discussion


Home C Programming Command Line Arguments See What Others Are Saying!
  • Question
  • What will be the output of the program (sample.c) given below if it is executed from the command line?
    cmd> sample monday tuesday wednesday thursday
    /* sample.c */
    #include<stdio.h>
    
    int main(int argc, char *argv[])
    {
        while(--argc>0)
            printf("%s", *++argv);
        return 0;
    }
    


  • Options
  • A. sample monday tuesday wednesday thursday
  • B. monday tuesday wednesday thursday
  • C. monday tuesday thursday
  • D. tuesday

  • Correct Answer
  • monday tuesday wednesday thursday 


  • More questions

    • 1. 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
    • 2. Bitwise can be used to generate a random number.

    • Options
    • A. Yes
    • B. No
    • Discuss
    • 3. A function that receives variable number of arguments should use va_arg() to extract the last argument from the variable argument list.

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. Bitwise & can be used to check if more than one bit in a number is on.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. The preprocessor can trap simple errors like missing declarations, nested comments or mismatch of braces.

    • Options
    • A. True
    • B. False
    • Discuss
    • 6. It is necessary that a header files should have a .h extension?

    • Options
    • A. Yes
    • B. No
    • Discuss
    • 7. Bitwise | can be used to set multiple bits in number.

    • Options
    • A. Yes
    • B. No
    • Discuss
    • 8. Bitwise & can be used to check if a bit in number is set or not.

    • Options
    • A. True
    • B. False
    • Discuss
    • 9. A pointer union CANNOT be created

    • Options
    • A. Yes
    • B. No
    • Discuss
    • 10. What will be the output of the program?
      #include<stdio.h>
      #include<stdlib.h>
      
      int main()
      {
          union test
          {
              int i;
              float f;
              char c;
          };
          union test *t;
          t = (union test *)malloc(sizeof(union test));
          t->f = 10.10f;
          printf("%f", t->f);
          return 0;
      }
      

    • Options
    • A. 10
    • B. Garbage value
    • C. 10.100000
    • D. Error
    • Discuss


    Comments

    There are no comments.

Enter a new Comment