1. In signed magnitude notation what is the minimum value that can be represented with 8 bits

a) -128 b) -255 c) -127 d) 0

Answer :   c)  - 127

2. Which of the following declaration is true
i ) int *F()
ii) int (*F)()

a) Both are identical
b) The first is a correct declaration and the second is wrong
c) The first declaraion is a function returning a pointer to an integer and the second is a pointer to function returning int
d) Both are different ways of declarin pointer to a function

Answer : c

3. The type of the controlling statement of a switch statement cannot be of the type

a) int          b) char          c) short             d)float           e) none

Answer : d

4. What is the output of the following program

main()
{
int a=10;
int b=6;
if(a=3)
b++;
printf("%d %d\n",a,b++);
}

a) 10,6            b)10,7           c) 3,6             d) 3,7               e) none

Answer : d

5. What does the hex number E78 correspond to in radix 7 ?

a) 12455                b) 14153              c) 14256               d) 13541              e) 13112               

Answer : d

6. Piggy backing is a technique for

a) Flow control             b) sequence                c) Acknowledgement                d) retransmition

7. Find the output of the following.

main()
{
int i;
char *p;
i=0X89;
p=(char *)i;
p++;
printf("%x\n",p);
}

Answer : 0X8A

8. What is the value assigned to the variable X if b is 7 ?
X = b>8 ? b <<3>4 ? b>>1:b;

a) 7           b) 28            c) 3           d) 14             e) None

Answer : c

9. What is the output of the following program?

main()
{
int l=6;
switch(l)
{
default : l+=2;
case 4: l=4;
case 5: l++;
break;
}
printf("%d",l);
}

a) 8              b) 6           c) 5           d) 4            e) none

Answer : c

10. What is the value of the statement (3^6) + (a^a)?

a) 3          b) 5        c) 6            d) a+18          e) None

Answer : b