HP  Placement Paper   Technical - Other   FIEM-15 May 2007

HP  Placement Paper   Technical - Other   FIEM-15 May 2007


  • Posted by  FreshersWorld 
    7 Jan, 2012

    HP PAPER ON 15th MAY 

    hello everbody ...hope my questions will help

    1.the paper was totally filled with c.
    2.some programs were given and u are asked for the output.
    3. give the o/p of the following programs>>>
    a)main()
    { printf("%d",scanf("%d%d",printf,scanf));
    }
    1)2  2)2 2 3)0 4)error

    b)there was a program of swaping by pointer(check it out)

    c)main()
    {char *p="quick";
    char q[]="sort";
    char *t;
      t=malloc(sizeof(p)+sizeof(q)+1);
      strcpy(t,p);
      strcat(t,p);
    }

    1)quick sort 2)sort sort 3)quickqick 4)sort quick

    d)main()
    { int s[]={1,2,3,4,5,6};
     printf("%d",&a[0]-&a[5]);
    }
    1)error 2)8 3)6 4)0

    e)try to know pointer and its various operation (say what will happen if 2 pointer is added or int pointer is addressed to a char etc.) 
    4.try to know something about firewall and its functions

    best of luck

    By,
    Sayan Guha Roy

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