This test consists of 50 questions.
The Set Code for this paper is D.
1. The C language terminator is
(a) semicolon
(b) colon
(c) period
(d)
exclamation mark
2. What is false about the following -- A compound
statement is
(a) A set of simple statments
(b) Demarcated on
either side by curly brackets
(c) Can be used in place of simple
statement
(d) A C function is not a compound statement.
3. What is true about the following C
Functions
(a) Need not return any value
(b) Should always
return an integer
(c) Should always return a float
(d) Should
always return more than one value
4. Main must be written as
(a) The first function in the program
(b) Second
function in the program
(c) Last function in the program
(d)
Any where in the program
5. Which of the following about automatic
variables within a function is correct ?
(a) Its type must be declared before using the
variable
(b) Tthey are local
(c) They are not initialised to
zero
(d) They are global
6. Write one statement equivalent to the following
two statements
x=sqr(a);
return(x);
Choose from one of the alternatives
(a) return(sqr(a));
(b) printf("sqr(a)");
(c)
return(a*a*a);
(d) printf("%d",sqr(a));
7. Which of the following about the C comments is
incorrect ?
(a) Ccommentscan go over multiple lines
(b)
Comments can start any where in the line
(c) A line can contain
comments with out any language statements
(d) Comments can occur
within comments
8. What is the value of y in the following
code?
x=7;
y=0;
if(x=6) y=7;
else y=1;
(a) 7
(b) 0
(c) 1
(d) 6
9. Read the function conv() given
below
conv(int t){
int u;
u=5/9 *
(t-32);
return(u);
}
What is returned
(a) 15
(b) 0
(c) 16.1
(d) 29
10. Which of the following represents true
statement either x is in the range of 10 and 50 or y is zero
(a) x >= 10 && x <= 50 || y = = 0
(b)
x<50
(c) y!=10 && x>=50
(d) None of
these
11. Which of the following is not an infinite loop
?
(a) while(1)\{ ....}
(b) for(;;)
{
...
}
(c) x=0;
do{
/*x unaltered within the
loop*/
.....}
while(x = = 0);
(d) # define TRUE
0
...
while(TRUE){
....}
12. What does the following function
print?
func(int i)
{ if(i%2)return 0;
else return
1;}
main()
{
int
=3;
i=func(i);
i=func(i);
printf("%d",i);
}
(a) 3
(b) 1
(c) 0
(d) 2
13. How does the C compiler interpret the
following two statements
p=p+x;
q=q+y;
(a) p=p+x;
q=q+y
(b)p=p+xq=q+y
(c)p=p+xq;
q=q+y
(d)p=p+x/q=q+y
For questions 14,15,16,17 use the following
alternatives
a.int
b.char
c.string
d.float
14. '9'
15. "1 e 02"
16. 10e05
17. 15
18. Read the folllowing code
# define MAX 100
# define MIN
100
....
....
if(x>MAX)
x=1;
else
if(x<MIN)
x=-1;
x=50;
if the initial value of x=200,what
is the value after executing this code?
(a) 200
(b) 1
(c) -1
(d) 50
19. A memory of 20 bytes is allocated to a string
declared as char *s
then the following two statements are
executed:
s="Entrance"
l=strlen(s);
what is the value of l
?
(a)20
(b)8
(c)9
(d)21
20. Given the piece of code
int a[50];
int *pa;
pa=a;
To access the 6th element of the array which of the
following is incorrect?
(a) *(a+5)
(b) a[5]
(c) pa[5]
(d) *(*pa + 5}
21. Consider the following structure:
struct num nam{
int no;
char
name[25];
}
struct num nam
n1[]={{12,"Fred"},{15,"Martin"},{8,"Peter"},{11,Nicholas"}};
.....
.....
printf("%d%d",n1[2],no,(*(n1
+ 2),no) + 1);
What does the above statement print?
(a) 8,9
(b) 9,9
(c) 8,8
(d) 8,unpredictable
value
22. Identify the in correct expression
(a) a=b=3=4;
(b) a=b=c=d=0;
(c)float a=int
b=3.5;
(d)int a; float b; a=b=3.5;
23. Regarding the scope of the varibles;identify
the incorrect statement:
(a)automatic variables are automatically initialised
to 0
(b)static variables are are automatically initialised to
0
(c)the address of a register variable is not
accessiable
(d)static variables cannot be initialised with any
expression
24. cond 1?cond 2?cond 3?:exp 1:exp 2:exp 3:exp
4;
is equivalent to which of the following?
(a)if cond 1
exp 1;
else if cond 2
exp
2;
else if cond 3
exp 3;
else exp 4;
(b) if cond 1
if cond 2
if cond 3
exp 1;
else exp 2;
else exp 3;
else exp 4;
(c) if cond 1 && cond 2 && cond
3
exp 1 |exp 2|exp 3|exp 4;
(d) if cond 3
exp 1;
else if cond 2 exp
2;
else if cond 3 exp 3;
else exp 4;
25. The operator for exponencation is
(a) **
(b) ^
(c) %
(d) not available
26. Which of the following is invalid
(a) a+=b
(b) a*=b
(c) a>>=b
(d) a**=b
27. What is y value of the code if input
x=10
y=5;
if (x==10)
else if(x==9)
else
y=8;
(a)9
(b)8
(c)6
(d)7
28. What does the following code do?
fn(int n,int p,int r){
static int
a=p;
switch(n){
case 4:a+=a*r;
case 3:a+=a*r;
case
2:a+=a*r;
case 1:a+=a*r;}}
(a)computes simple interest for one
year
(b)computes amount on compound interest for 1 to 4
years
(c)computes simple interest for four year
(d)computes
compound interst for 1 year
29.
a=0;
while(a<5)
printf("%d\\n",a++);
How many times does
the loop occurs?
(a)infinite
(b)5
(c)4
(d)6
30. How many times does the loop iterated
?
for (i=0;i=10;i+=2)
printf("Hi\\n");
(a)10
(b) 2
(c) 5
(d) None of these
31. What is incorrect among the following
A
recursive function
(a) calls itself
(b) is equivalent to a loop
(c)
has a termination condition
(d) does not have a return value at
all
32. Which of the following go out of the loop if expn
2 becoming false
(a) while(expn 1)\{...if(expn 2)continue;}
(b)
while(!expn 1)\{if(expn 2)continue;...}
(c) do{..if(expn
1)continue;..}while(expn 2);
(d) while(!expn 2)\{if(expn
1)continue;..\}
33. Consider the following program
main()
{unsigned int
i=10;
while(i>=0){
printf("%u",i)
i--;}
}
How many times the loop will get executed
(a)10
(b)9
(c)11
(d)infinite
34.Pick out the add one out
(a) malloc()
(b) calloc()
(c) free()
(d)
realloc()
35.Consider the following program
main(){
int a[5]={1,3,6,7,0};
int
*b;
b=&a[2];
}
The value of b[-1] is
(a) 1
(b) 3
(c) -6
(d) none
36. # define prod(a,b)=a*b
main(){
int
x=2;
int y=3;
printf("%d",prod(x+2,y-10)); }
the output of the program is
(a) 8
(b) 6
(c) 7
(d) None
37.Consider the following program segment
int n,sum=1;
switch(n){
case
2:sum=sum+2;
case 3:sum*=2;
break;
default:sum=0;}
If n=2, what is the value of sum
(a) 0
(b) 6
(c) 3
(d) None of these
38. Identify the incorrect one
1.if(c=1)
2.if(c!=3)
3.if(a<b)then
4.if(c==1)
(a) 1 only
(b) 1&3
(c) 3 only
(d) All of
the above
39. The format specified for hexa decimal
is
(a) %d
(b) %o
(c) %x
(d) %u
40. Find the output of the following
program
main(){
int x=5,
*p;
p=&x
printf("%d",++*p);
}
(a) 5
(b) 6
(c) 0
(d) none of these
41.Consider the following C code
main(){
int
i=3,x;
while(i>0){
x=func(i);
i--; }
int func(int n){
static
sum=0;
sum=sum+n;
return(sum);}
The final value of x is
(a) 6
(b) 8
(c) 1
(d) 3
43. Int *a[5] refers to
(a) array of pointers
(b) pointer to an
array
(c) pointerto a pointer
(d) none of these
44.Which of the following statements is
incorrect
(a) typedef struct new{
int n1;
char n2;
}
DATA;
(b) typedef struct {
int n3;
char
*n4;}ICE;
(c) typedef union{ int n5;
float n6;} UDT;
(d) #typedef union {
int n7;
float n8;} TUDAT;