HCL TECHNOLOGIES PLACEMENT PAPERS - TECHNICAL QUESTIONS 15 - 30

HCL TECHNOLOGIES PLACEMENT PAPERS – TECHNICAL QUESTIONS 15 – 30

PAPER : TECHNICAL QUESTIONS

16. Given the following statement enum day = { jan = 1 ,feb=4, april, may} What is the value of may?

(a) 4

(b) 5

(c) 6

(d) 11

(e) None of the above

17. Find the output for the following C Program

main()

{

int x,j,k;

j=k=6;x=2;

x=j*k;

printf(“%d”, x);

18. Find the output for the following C Program

fn f(x)

{

if(x<=0)

return;

else if(x-1)+x;

}

19. Find the output for the following C Program

i=20,k=0;

for(j=1;j<i;j=1+4*(i/j))

{

k+=j<10?4:3;

}

printf(“%d”, k);

ANS: k=4

20. Find the output for the following C Program

int i =10

main()

{

int i =20,n;

for(n=0;n<=i;)

{

int i=10;

i++;

}

printf(“%d”, i);

ANS : i=20

21. Find the output for the following C program

Y=10;

if( Y++>9 && Y++!=10 && Y++>10)

{

printf(“%d”, Y);

else

printf(“%d”, Y);

}

ANS : 13

22. What is the sizeof(long int)

(a) 4 bytes

(b) 2 bytes

(c) compiler dependent

(d) 8 bytes

23. Which of the function operator cannot be Over Loaded

(a) <=

(b) ?:

(c) =

(d) *

24. Find the output for the following C program

main()

{

intx=2,y=6,z=6;

x=y==z;

printf(%d”,x)

}

25. Find the Output

main()

{

printf(“%d%d”size of (“Hcl

technologies”),strlen(“HCL Technologies”));

}

a)16 16

b)16 17

c)17 17

d)17 16

26. Find the Output

main()

{

char arr[]={ ‘

a’,'b’,'\n’,….}

some more instructions;

}

ANS : 77

27. Find the output

main()

{

int arr[]={0,1,2,3,4)

int *a={arr, arr+1,arr+2,…}

int **p=a;

p++;

SOME INSTRUCTIONS:

}

28. Find the output

void main()

{

int i=5;

printf(“%d”,i++ + ++i);

}

a) 11

b) 12

c) 10

d) output cant be predicted

ANS: D

29.Find the output

main( )

{

int a[2][3][2] = {{{2,4},{7,8},{3,4}},{{2,2},{2,3},{3,4}}};

printf(“%u %u %u %d \n”,a+1,*a+1,**a+1,***a+1);

}

a) 100, 100, 100, 2

b) 101,101,101,2

c) 114,104,102,3

d) None

30.Find the output

main( )

{

static int a[ ] = {0,1,2,3,4};

int *p[ ] = {a,a+1,a+2,a+3,a+4};

int **ptr = p;

ptr++;

printf(“\n %d %d %d”, ptr-p, *ptr-a, **ptr);

*ptr++;

printf(“\n %d %d %d”, ptr-p, *ptr-a, **ptr);

*++ptr;

printf(“\n %d %d %d”, ptr-p, *ptr-a, **ptr);

++*ptr;

printf(“\n %d %d %d”, ptr-p, *ptr-a, **ptr);

}

ANS :     111                  222              333              344

HCL TECHNOLOGIES PLACEMENT PAPERS - TECHNICAL QUESTIONS 15 - 30