Placement Papers - Caritor

1.        Struct x
         {
     int     i;
     char     c;
         }
     union     y{
     struct x a;            
         double d;
         };
         printf("%d",sizeof(union     y));
         a)8
         b)5
         c)4
         d)1
    ans:8     


2.        struct x{
    char     c1;
    char     c2;
    int     i;
    short int     j;
         };
          struct y{
          short int     j;
      char     c1;
      char     c2;
           int i;
         };
     printf("%d     %d",size of (struct x),size of (struct     y));
     a)12     12
     b)8     8
     c)12     8
     d)8 12                                                        
         ans:a     


3.       enum x {a=1,b,c,d,f=60,y}
        printf("%d",y);
        a)5
        b)61
        c)6
   d)60
       ans:b     


4          .     #include<stdio.h>
            void     main(){
             {
             # define x     10
               }
             printf("%d     
",++x);
             }
          a)11
          b)10
          c)compile     error
          d)runtime     error
           ans:c     


5.         #include<stdio.h>
          void     main()
          {
           int     k=2,j=3,p=0;
           p=(k,j,k);
          printf("%d
",p);
          }
          a)2
          b)error
      c)0                            
      d)3
     ans:a     


6.       How to typedef a function pointer which takes int as a parameter and     return an int
     a)Is     not possible
         b)typedef int *funcptr     int;
    c)typedef int *     funcptr( int);
    d)typedef     int (*funcptr)(int);
         ans:d     


7.        #include<stdio.h>
          void main()
          {
           int     k=10;
           k<<=1;
           printf("%d
",k);
          }
            a)10
            b)0
             c)20
             d) compilation     error
             ans:c     


8.        #include<stdio.h>
          void     main()
           {
            int     i=-10;
            for(;i;printf("%d
",i++));
          }
           a)error
           b)prints -10 to     -1
          c)infinite     loop
          d)does not print     anything
          ans:b     


9.    #include<stdio.h>           
          void     main()
          {
            int     I=65,j=0;
            for(;j<26;     i++,j++){
            printf("%s
",     i);
          }
         }
           a)compilation     Error
           b)prints A to     Z
           c)prints a to     z
           d)runtime     error
           ans:b     


10.     #include<stdio.h>
   void     main()
         {
            unsigned int     i=-1;
            printf("%d
",i);
            printf("%u
",i*-1);
         }
          a)runtime     error
          b)compilation error
         c)prints -1 to 1
         d)prints 1 and 1
         ans:c     


11.       #include     <stdio.h>
          void     main()
          {
           int     **I;
           int     *j=0;
           i=&j;
           if (NULL != i&& NULL !=     *i){
           printf("I am     here");
           }
          }
           a)prints I am     here
           b)does not print     anything
           c)compilaton     error
          d)runtime     error
           ans:b     


12         #include<stdio.h>
           void     main()
           {
            int *j=(int     *)0x1000;
            printf("%p",j);
          }
             a)prints-1000
             b)runtime     error
             c)compilation     error
             d)none of the     above
             ans:d     


13          #include<stdio.h>
            void     main()
             {
              int     a[2][2]={{2},{3}};
              printf("%d",a[0][0]);
              printf("%d",a[0][1]);
              printf("%d",a[1][0]);
              printf("%d",a[1][1]);
           }
            a)     2300
            b)2000
       c)0030                        
            d)2030
            ans:d     


14)          #include<stdio.h>
            void main(int     x)
             {
              printf("%d",x)     ;
             }
if the name of the executable file is abc and the command line is     given as abc xyz what is the     output
    a)compilation     error
        b)1
   c)2     

   d)undefined
        ans:2     
     

15.         #include<stdio.h>
           void main(int     argc)
            {
             char     a[]={\'1\',\'2\',\'3\',0,\'1\',\'2\',\'3\'};
             printf(a);
             }
            a) compilation error, b) 123, c) 123 123, d) 1230123   
             ANS:b
     

     
  16.   #include<stdio.h>
            void func(int     *x)
             {
               x=(int *)     malloc(sizeof(int));
               printf("in func:     %p
",x);
             }
              void main(int     argc)
           {
            int     **pp;
            int     *p;
            pp=(int **) malloc(sizeof(int     *));
            p=(int *)     malloc(sizeof((int));
            *pp=p;
            printf("first:%p     
",*pp);
            func(*pp);
           printf("last %p     
",*pp);
           }
assuming the p is equal to 1000 and x is equal to 2000 atfer malloc     calls
   a)     1000,2000,1000,     b)     1000,2000,2000,            c) 1000,1000,1000 d)     2000,2000,2000
    ANS:a
     

17.         #include<stdio.h>
           #define const     const
           void main(int     argc)
            {
              const int     x=0;
            }
          a) compilation error,   b)       runs fine,   c)       runtime error,  d) none     of  these
    ANS:b     
     

18.        #include<stdio.h>
           void main(int     argc)
           {
            int     d=1234.5678;
            printf("%d",d);
           }
    a) error, b) 1234.5678,     c) 1234, d) 1235
    ANS:c     
     

19.        #include<stdio.h>
           void main(int     argc)
           {
           int     a[]={5,6};
           printf("%d",a[1.6]);
          }
     a)     5,     b) runtime     error   , c) compilation     error,   d)     6
     ANS:d     
     

20.         #include<stdio.h>
            struct     x
           {
           int i=0; /*line     A*/
           };
      void     main(int     argc)
          {
           struct x y; /*line     B*/
          }
     a) error due     to B,
     b) no     problem with option A and     B,
     c) error     somewhere other than line A and     B,
     d) error     due to line A
          ANS:d
     

21.         #include<stdio.h>
           void main(int arg     c)
           {
           int     x=1111;
           printf("%d",!x);
           }
           a.prints     1111
           b.compilation     error
           c.prints     0
           d.is not a valid     option
           ans:c
     

22.         struct     {
            int     len;
            char     *str
             }*p;
            ++p ->     len
           a.increments     p
           b. increments     len
           c.compilation     error
           d.nothing happens with either of p and     len
           ans:b
     

23.         int     i=10;
           a.declaration
           b.definition
           c.both
           d.none
           ans:c
     

24.          #include<stdio.h>
            void main(int arg     c)
             {
                char     a[]=abcdefghijklmnopqrstuvwxyz;
                printf(%d,sizeof(a));
              }
              a.25        b.26         c.27        d.28
            ans:c
     

25.         #include<stdio.h>
           void main(int arg     c)
             {
               char     a[]=abcdefghijklmnopqrstuvwxyz;
               char     *p=a;
                printf(%d,strlen(p));
            p+=10;
                printf(%d,strlen(a));
}
            a.26     26
            b.26     16
            c.compilation     error
            d.16     26
            ans:a
     

26 .If a file     contains the IT solutions Inc.rn then on reading this line the array str     using fgets() what would str     contain?
     a. IT     solutions Inc.
     b. IT     solutions Inc.r0
     c.     IT solutions Inc.rn0
         d. IT solutions Inc.n0
     

27. if the     following program (myprog)is run from the command line as myprog 1 2 3     what would be the     output?
          Main(int argc , char     *argv[])
           {
            int I     ,j=0;
            for     (I=0;I<argc;I++)
           j=j+atoi(argv[i]);
           printf(%d.j);
           }
    a.     123    b.6       c.error        d.123
    ans:6
     

28. when     pointers declared initialized to : 
     
    a.     null
    b.newly allocated     memory
   c)nothing,its     random
   d)none of the     above
   ans:c     
     

29.        what is the output of the following     code?
            #include<stdio.h>
            oid     main()
             {
             printf("%d",printf(" hello world     "));
             }
             a) 13, b) hello world 13, c) hello world, d)     error
            ANS:b
     

30. what is the     output of the following code, assuming that the array begins at location     5364875?
          #include<stdio.h>
          void main()
          {
            int     a[2][3][4]={
                    {2,1,4,3,6,5,8,7,0,9,2,2}
                     {1,2,3,4,5,6,7,8,9,0,1,2}
                     };
             printf("%u %u %u     %u",a,*a,**a,***a);
          }
      a)     5364875,5364876,5364877,5364878
          b)     5364875,5364876,5364877,2
          c)     5364875,5364875,5364876,5364876
          d)     5364875,5364875,5364875,2
          ANS:d
     

31. Are null     statements in c null pointers.
     

32. Is cinst int *p same as int const*     p