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TCS Other Placement Paper 1 Jan 2003 Not Specified

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This test consists of 50 ques..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 subsequent -- 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 actual about the subsequent 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 1 value

4. Main must be written as

(a) The 1st function in the program
(b) 2nd function in the program
(c) Last function in the program
(d) Any where in the program

5. Which of the subsequent about automatic variables within a function is accurate ?

(a) Its kind must be declared before using the variable
(b) Tthey are local
(c) They are not initialised to zero
(d) They are global

6. Write 1 statement equivalent to the subsequent 2 statements

x=sqr(a);
return(x);

select from 1 of the options

(a) return(sqr(a));
(b) printf("sqr(a)");
(c) return(a*a*a);
(d) printf("%d",sqr(a));

7. Which of the subsequent about the C comments is incorrect ?

(a) Ccommentscan go over multiple lines
(b) Comments can begin 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 subsequent code?
x=7;
y=0;
if(x=6) y=7;
else y=1;

(a) 7
(b) 0
(c) 1
(d) 6

9. learn the function conv() provided beneath
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 subsequent represents actual 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 subsequent is not an infinite loop ?

(a) while(1)\{ ....}

(b) for(;;)
{
...
}

(c) x=0;
do{
/*x unaltered within the loop*/
.....}
while(x = = 0);

(d) # describe actual 0
...
while(TRUE){
....}

 12. What does the subsequent 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 subsequent 2 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 ques. 14,15,16,17 use the subsequent options

a.int
b.char
c.string
d.float

14. '9'

15. "1 e 02"

16. 10e05

17. 15

 18. learn the folllowing code

# describe MAX 100
# describe 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 subsequent 2 statements are executed:
s="Entrance"
l=strlen(s);
what is the value of l ?

(a)20
(b)8
(c)9
(d)21

20. provided the piece of code

int a[50];
int *pa;
pa=a;

To access the sixth element of the array which of the subsequent is incorrect?

(a) *(a+5)
(b) a[5]
(c) pa[5]
(d) *(*pa + 5}

21. Consider the subsequent 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 accurate 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 one && cond two && cond 3
exp one |exp 2|exp 3|exp 4;

(d) if cond 3
exp 1;
else if cond two exp 2;
else if cond three exp 3;
else exp 4;

 25. The operator for exponencation is

(a) **
(b) ^
(c) %
(d) not available

26. Which of the subsequent 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 subsequent 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 1 year
(b)computes amount on compound interest for one to four years
(c)computes simple interest for 4 year
(d)computes compound interst for one 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 subsequent
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 subsequent go out of the loop if expn two 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 subsequent 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 1 out

(a) malloc()
(b) calloc()
(c) free()
(d) realloc()

35.Consider the subsequent 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. # describe 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 subsequent 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) one only
(b) 1&3
(c) three only
(d) All of the above

39. The format specified for hexa decimal is

(a) %d
(b) %o
(c) %x
(d) %u

40. obtain the output of the subsequent program

main(){
int x=5, *p;
p=&x
printf("%d",++*p);
}

(a) 5
(b) 6
(c) 0
(d) none of these

41.Consider the subsequent 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 subsequent 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;

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