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CuriousTab

CuriousTab

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  • Question
  • What will be the output of the program if it is executed like below?
    cmd> sample
    /* sample.c */
    #include<stdio.h>
    
    int main(int argc, char **argv)
    {
        printf("%s\n", argv[argc-1]);
        return 0;
    }
    


  • Options
  • A. 0
  • B. sample
  • C. samp
  • D. No output

  • Correct Answer
  • sample 


  • More questions

    • 1. Assuming a integer 2-bytes, What will be the output of the program?
      #include<stdio.h>
      
      int main()
      {
          printf("%x\n", -1<<3);
          return 0;
      }
      

    • Options
    • A. ffff
    • B. fff8
    • C. 0 
    • D. -1
    • Discuss
    • 2. A float is 4 bytes wide, whereas a double is 8 bytes wide.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. What will be the output of the program?
      #include<stdio.h>
      #include<string.h>
      
      int main()
      {
          printf("%c\n", "abcdefgh"[4]);
          return 0;
      }
      

    • Options
    • A. Error
    • B. d
    • C. e
    • D. abcdefgh
    • Discuss
    • 4. What is the output of the program?
      #include<stdio.h>
      int main()
      {
          union a
          {
              int i;
              char ch[2];
          };
          union a u;
          u.ch[0] = 3;
          u.ch[1] = 2;
          printf("%d, %d, %d\n", u.ch[0], u.ch[1], u.i);
          return 0;
      }
      

    • Options
    • A. 3, 2, 515
    • B. 515, 2, 3
    • C. 3, 2, 5
    • D. None of these
    • Discuss
    • 5. What will be the output of the program?
      #include<stdio.h>
      int main()
      {
          int X=40;
          {
              int X=20;
              printf("%d ", X);
          }
          printf("%d\n", X);
          return 0;
      }
      

    • Options
    • A. 40 40
    • B. 20 40
    • C. 20
    • D. Error
    • Discuss
    • 6. What will be the output of the program?
      #include<stdio.h>
      
      int main()
      {
          char c=48;
          int i, mask=01;
          for(i=1; i<=5; i++)
          {
              printf("%c", c|mask);
              mask = mask<<1;
          }
          return 0;
      }
      

    • Options
    • A. 12400
    • B. 12480
    • C. 12500
    • D. 12556
    • Discuss
    • 7. What will be the output of the program?
      #include<stdio.h>
      
      int main()
      {
          char str = "CuriousTab";
          printf("%s\n", str);
          return 0;
      }
      

    • Options
    • A. Error
    • B. CuriousTab
    • C. Base address of str
    • D. No output
    • Discuss
    • 8. What will be the output of the program?
      #include<stdio.h>
      
      int main()
      {
          static char s[25] = "The cocaine man";
          int i=0;
          char ch;
          ch = s[++i];
          printf("%c", ch);
          ch = s[i++];
          printf("%c", ch);
          ch = i++[s];
          printf("%c", ch);
          ch = ++i[s];
          printf("%c", ch);
          return 0;
      }
      

    • Options
    • A. hhe!
    • B. he c
    • C. The c
    • D. Hhec
    • Discuss
    • 9. What will be the output of the program?
      #include<stdio.h>
      
      int main()
      {
          printf("%d %d\n", 32<<1, 32<<0);
          printf("%d %d\n", 32<<-1, 32<<-0);
          printf("%d %d\n", 32>>1, 32>>0);
          printf("%d %d\n", 32>>-1, 32>>-0);
          return 0;
      }
      

    • Options
    • A. Garbage values
    • B. 64 32
      0 32
      16 32
      0 32
    • C. All zeros
    • D. 8 0
      0 0
      32 0
      0 16
    • Discuss
    • 10. What will be the output of the program?
      #include<stdio.h>
      
      int main()
      {
          printf("%d >> %d %d >> %d\n", 4 >> 1, 8 >> 1);
          return 0;
      }
      

    • Options
    • A. 4 1 8 1
    • B. 4 >> 1 8 >> 1
    • C. 2 >> 4 Garbage value >> Garbage value
    • D. 2 4
    • Discuss


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