2023 2024 MBA - HCL placement previous year question papers free download

Hello, here I am proving the sample questions which were asked in the last exams of HCL placements as under:

1. Which of the following about the following two declaration is true
i ) int *F()
ii) int (*F)()
Choice :
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)

2. What are the values printed by the following program?
#define dprint(expr)
printf(#expr "=%d\n",expr)
main()
{
int x=7;
int y=3;
dprintf(x/y);
}
Choice:
a) #2 = 2
b) expr=2
c) x/y=2
d) none
Answer: c)x/y=2

3. Which of the following is true of the following program
main()
{
char *c;
int *ip;
c =(char *)malloc(100);
ip=(int *)c;
free(ip);
}
ans: The code functions properly releasing all the memory allocated

4.output of the following.
main()
{
int i;
char *p;
i=0X89;
p=(char *)i;
p++;
printf("%x\n",p);
}
ans:0X8A

5.which of the following is not a ANSI C language keyword?
a) Incorrect definition
b) structures cannot refer to other structure
c) Structures can ref
er to themselves. Hence the statement is OK
d) Structures can refer to maximum of one other structure
Answer :c)

6. What is the size of the following union.
Assume that the size of int =2, size of float =4 andsize of char =1.
Union Tag{int a;flaot b;char c;};
a)2
b)4
c)1
d) 7
ans : b.)

7. What is the output of the following program? (.has been used to indicate a space)
main()
{
char s[]="Hello,.world";
printf(%15.10s",s);
}
a)Hello,.World...
b)....Hello,.Wor
c)Hello,.Wor....
d)None of the above
ans: b.) total 15 spaces and print only 10 characters.

8. If taxi fares were Rs 1.00 for the first 1/5 mile and Rs 0.20 for each 1/5 miles thereafter. The taxi fare for a 3-mile ride was
(A)Rs 1.56
(B)Rs 2.40
(C)RS 3.00
(D)Rs 3.80
(E)Rs 4.20
Answer :d)Rs 3.80

9. A computer routine was developed to generate two numbers (x,y) the first being a random number between 0 and 100 inclusive, and the second being less than or equal to the square root of the first.Each of the following pair satisfies the routine EXCEPT
(A) (99.10)
(B) (85.9)
(C) (50.7)
(D) (1.1)
(E)(1.0)
Answer : A) (99.10)

10. A warehouse had a square floor with area 10,000 sq.meters. A rectangular addition was built along one entire side of the warehouse that increased the floor by one - half as much as the original floor.How many metersdid the addition extend beyond the original buildings ?
(A)10
(B)20
(C)50
(D)200
(E)500
Answer: c)50

Here are some of the paper which are free to download:
HCL placement previous year question papers