8/9/2019 TCS_SET7

1/6

****************************************************************

TCS C PAPER-1998

****************************************************************

1. fn(int n,int p,int r)

{

static int a=p;

switch(n);

{

case4: a+ = a*r;case3: a+ = a*r;

case2: a+ = a*r;

case1: a+ = a*r;

}

}

The aboue programme calculates

a.Compound interest for 1 to 4 years

b.Amount of Compound interest for 4 years

c.Simple interest for 1 year

d.Simple interest for 4 year

2. int a[50], *pa;

pa = &a[0];

In order to access 5th element, find the incorrect

onea.pa[5]

b.a[5]

c. *(*(pa+5))

d.*(a+5)

3. Regarding the variables select incorrect one

Ans. Auto variables select incorrect one

4. Write onest equivalent to the following two

x + sqrt(a);

8/9/2019 TCS_SET7

2/6

return(x);

Choose one of the alternatives

a.printf("%d",sqrt(a));

b.return(sqrt(a));

c.printf("sqrt(a)");

b.return(a*a*a);

5. Which of the following is not an infinite loop

a.while(i){....}

b.do{......} while(i);

c.for(ii)

d.#define TRUE 0

while(TRUE){....};

6. What does the following function print ?

func(int i)

{ if (i%2)

return 0;

else

return 1;

}

main()

{

int i=3;

i=func(i);

i=func(i);

printf("%d",i);

}a.2b.3c.1d.0

7.to10.th bit: Choose one of the alternatives for the

following

a.floatb.intc.chard.string

7.'9'

8."1e02"

9.10e03

10.15

8/9/2019 TCS_SET7

3/6

11. Consider the following structure

struc num_name{int no;

char name[25];}

struc num_name

n1[]={{12,"find"},{15,"matrix"},{8,"pick"}};

.........

.........

.........

printf("%d%d",n1[2],no,(*(n1+2)),no+1);

What does the above st. do ?

a. 8,9b. 8,8c. 9,9d. 8,unpredictable value

12. for(i=0; i!=10; i+=2)printf(".....");

How many time will it execute ?

a.10b.0c.5d.not even once

13. 20 bytes are allocated to a string s

s="ENIRANC B"

l = strlen(s);

then i = ?

a.20b.22c.21d.8

14. y=5;

if ( x == 10)

else if ( x == 9)

else y=3;

then y = ?a.8b.7c.5d.0

15. Which is incorrect ?

a.a+=b;

b.a*=b;

c.a>=b;

d.a**=b;

16. operator for

a. not availableb. **c. ^d. %

8/9/2019 TCS_SET7

4/6

17. cond1? cond2 ? cond3 ? : exp2 : exp2 : exp3 :exp4

the equvalent set of statements to the above is

a. b. c. d.

18. valuue stored in a variable of type double is

a. can be less athan int or float or long

b. always > int

c. always < long

d. always > float

19. Thetre are 100 functions and first 50 are in file

1.c and restin file 2.c then they must be declared in file 1.c

as

a. auto

b. global

c. static

d. external

20. struct out {

struct in{ char c;int d;}s1,*p1;

}a1, *pa1;

pa1 = &a1;

a1.p1 = &s1;

Which is incorrect?a. a1.p1->c

b. pa1->p1->c

c. a1->p1

d. a1.s1.c

21. if a=z then value a

8/9/2019 TCS_SET7

5/6

prod(x+2,y+1) = ?

a. 6 b.12 c. 7 d.16

23. int sum = 1;

switch (2)

{

case 2: sum sum+2;

case 3: sum*=2; break;

defdault: sum = 0;

}

which is the value of sum ?

a. 2 b. 6 c. 1 d. 0

24. Which one of the following is invalid?a.if(a==1) b. if(a != 3)

c. if(a

8/9/2019 TCS_SET7

6/6

29. Which is incorrect regarding a recursive function

a. does not return a value at all

b. calls itself

c. equals to a loop

d. has a termination condition

30. Write an expressionfor " either x lies in the

range of 10 to 5o or y = 0"

...........

31. x = 7; y= 0;

if(x ==6) y =7;

else y = 1;

what is the vcalue of y?

32. Choose the incorrect one

auto variables within a function are

a. global

b. local

c. its type must be declared before using

d. -----

33. The delimitor for statements is

a. semicolon

b. colon

c. ---

d. ---