Aptitude.
1. a=2, b=3, c=6 Find the value of c/(a+b)-(a+b)/c
Ans. 11/30
2. What does the hexa number E78 in radix 7.
(a) 12455
(b) 14153
(c) 14256
(d) 13541
(e) 131112
Ans. (d)
3. 10 : 4 seconds :: ? : 6 minutes
Ans. 90
4. Q is not equal to zero and k = (Q x n -
s)/2.What is n?
(a) (2 x k + s)/Q
(b) (2 x s x k)/Q
(c) (2 x k - s)/Q
(d) (2 x k + s x Q)/Q
(e) (k + s)/Q
5. From the following statements determing
the order of ranking
M has double the amount as D Y has 3 rupess
more than half the amount of D
Ans. Data insuffiecient
Questions 6 - 10 are to be answered on the
following data
A causes B or C, but not both
F occurs only if B occurs
D occurs if B or C occurs
E occurs only if C occurs
J occurs only if E or F occurs
D causes G,H or both
H occurs if E occurs
G occurs if F occurs
6. If A occurs which of the following must
occurs
I. F and G
II. E and H
III. D
(a) I only
(b) II only
(c) III only
(d) I,II, & III
(e) I & II (or) II & III but not both
Ans. (e)
7. If B occurs which must occur
(a) D
(b) D and G
(c) G and H
(d) F and G
(e) J
Ans. (a)
8. If J occurs which must have occured
(a) E
(b) either B or C
(c) both E & F
(d) B
(e) both B & C
Ans. (b)
9. Which may occurs as a result of cause not
mentioned
I. D
II. A
III. F
(a) I only
(b) II only
(c) I & II
(d) II & III
(e) I,II & III
Ans. (c)
10. E occurs which one cannot occurs
(a) A
(b) F
(c) D
(d) C
(e) J
Ans. (b)
11. A 5 litre jug contains 4 litres of a
salt water solution that is 15 percent salt.
If 1.5 litres of the solution
spills out of the jug, and the jug is then
filled to capacity with water,approximately
what percent of the
resulting solution in the jug is salt?
(A)7.5% (B)9.5% (C) 10.5% (D)12% (E)15%
12. Working independently, Tina can do a
certain job in 12 hours. Working
independently, Ann can do
the same job in 9 hours. If Tina Works
independently at the job for 8 hours and
then Ann works
independently, how many hours will it take
Ann to complete the remainder of the jobs?
(A)2/3 (B)3/4 (C)1 (D)2 (E)3
Answer :E)3
13. In a murder case there are four suspects
P,Q,R,S. Each of them makes a statement.
They are p:
"I had gone to the theatre with S at the
time of the murder".q: "I was playing cards
with P at the time
of the murder".r: "Q didn't commit the
murder".s: "R is not the murderer".Assuming
the only one of the
above statement is false and that one of
them is the murderer, who is the murderer?
a) P
b) Q
c) R
d) Cann't be concluded
e) S
Ans: E
14. Mohan earned twice as much as Deep.
Yogesh earned rs.3/- more than half as much
as deep.
If the amounts earned by Mohan,Deep,Yogesh
are M,D,Y respectively, Which of the
following is
the correct ordering of these amounts?
a) M < D < Y
b) M< Y < D
c) D< M < Y
d) It cann't be determined from the
information given
e) D< Y < M
15. Statistics indicate that men drivers are
involved in more accidents than women
drivers. Hence
it may be concluded that
a) sufficiently information is not there to
conclude anything
b) Men are actually better drivers but drive
more frequently
c) Women Certainly drive more cautiously
than Men
d) Men chauvinists are wrong about women's
abilties.
e) Statistics sometimes present a wrong
picture of things
16. Given that A,B,C,D,E each represent one
of the digits between 1 and 9 and that the
following
multiplication holds:
A B C D E
X 4
--------------
E D C B A
-------------- what digit does E represent ?
a) 4
b) 6
c) 8
d) 7
Ans: c
17. HCL prototyping machine can make 10
copies every 4 seconds. At this rate, How
many copies
can the machine make in 6 min.?
a) 900
b) 600
c) 360
d) 240
e) 150
Ans: a
18. If a=2,b=4,c=5 then
a+b c
- ---- =
c a+b
a) 1
b) 11/30
c) 0
d) -11/30
e) -1
Ans: b
19. 10^2(10^8+10^ =-------------- 10^4
a) 2(10)^4
b) 2(10)^6
c) 10^8
d) 2(10)^8
e) 10^10
Ans: b
20. Worker W produces n units in 5 hours.
Workers V and W, workers independently but
at the
same time, produce n units in 2 hours.how
long would it take V alone to produce n
units?
a) 1 hr 26 min
b) 1 hr 53 min
c) 2 hr 30 min
d) 3 hr 30 min
e) 3 hr 20 min
Ans: d
Six knights - P,Q,R,S,T and U - assemble for
a long journey in Two ravelling parties. For
security, each travelling
party Consists of at least two knights. The
two parties travel by separate routes,
northern and southern. After one
month, the routes of the northern and
southern groups converge for a brief time
and at that point the knights can, if
they wish, rearrange their travelling
parties before continuing, again in two
parties along separate northern and
southern routes. Throughout the entire trip,
the composition of traveling parties must be
in accord with the following
conditions P and R are deadly enemies and,
although they may meet briefly,can never
travel together. p must travel
in the same party with s
Q cann't travel by the southern route U
cann't change routes
21. If one of the two parties of knights
consists of P and U and two other knights
and travels by the southern route,
the other members of this party besides P
and U must be
a) Q and S
b) Q and T
c) R and S
d) R and T
e) S and T
Ans: e
22. If each of the two parties of knights
consists of exactly three members, which of
the following is not a possible
travelling party and route?
a) P,S,U by the northern route
b) P,S,T by the northern route
c) P,S,T by the southern route
d) P,S,U by the southern route
e) Q,R,T by the southern route
Ans: b
23) If one of the two parties of knights
consists of U and two other knights and
travels by the northern route, the
other memnbers of this party besides U must
be
a) P and S
b) P and T
c) Q and R
d) Q and T
e) R and T
Ans: c
24) If each of the two parties of knights
consists of exactly three members of
different parties, and R travels by the
northern route,then T must travel by the
a) southern route with P and S
b) southern route with Q and R
c) southern route with R and U
d) northern route with Q and R
e) northern route with R and U
Ans: a
25. If, when the two parties of knights
encounter one another after a month, exactly
one knight changes from
one travelling party to the other travelling
party, that knight must be
a) P
b) Q
c) R
d) S
e) T
Ans: e
26. A gambler bets on the team of seven
players ABCDEFG whose winning a-4 to 1
against b-4 to 1 against c-4
to 1 against d-4 to 1 against e-5 to 1
against f-6 to 1 against g. how should he
bet on g to set 20% profit.
27. If a person buy radio worth Rs 2468 and
pay 7% sales .how much price of radio should
reduce to pay
only Rs 2468.
28 What is vasu salary if salary of vasu is
more than rajan salary working in same
company
i)vasu salary is 100 more than rajan salary.
ii)rajan found 2000 allowns which is 50 less
than vasu.
(iii)basic salry of rajan is 1000.
(i)only i is required
(ii)i & ii is required
(iii)i& iii is required
(iv)i&ii&iii is required
(v)none of these
29 If in 100 miles race 8 person is running
winner take 9.8sec and fifth man takes 10.4
sec the time of 8 man is
in AP if in 4*100 meters realy of onside is
1,4,5,8 position then win by.
a).3 sec b).1 sec c).7 sec d).5 sec e)none
30. How many sons X have qwe based on
relation
i)
ii)
iii)
ans(data i,ii,iii is insufficient)
31. A sink has 12 lits of water some
quantity of water is taken out. if the
remainng water is 6 litres less then the
water taken out then quantity of water taken
out is.
a.3
b.6
c.9
d.1
32 .which is the 4 digit number whose second
digit is thrice the first digit and 3'rd
digit is sum of 1'st and 2'nd and
last digit is twice the second digit.
1.2674
2.1349.
3.3343
4.3678
33. In a straight highway 2 cars starts from
the same point in opposite directions each
travels for 8 Kms and take
left turn then travel for 6 Kms what is the
distance between them now.
1.16
2.20
3.25
4.10
34. A problem based on house numbers.
35. Five students compare their test and
quiz marks.some datas given.5 questions
based on this.
C Programming
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) The first
de...
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 *p;
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? ans:Function.
6. When an array is passed as parameter to a
function, which of the following statement
is correct choice:
a) The function can change values in the
original array
b) In C parameters are passed by value. The
funciton cannot change the original value in
the array
c) It results in compilation error when the
function tries toaccess the elements in the
array
d) Results in a run time error when the
funtion tries to access the elements in the
array
Answer: a) The fu...
7. The type of the controlling expression of
a switch statement cannot be of the type
a) int b) char c) short d)float e) none
Answer : d)float
8. What is the value of the expression (3^6)
+ (a^a)?
a) 3 b) 5 c) 6 d) a+18 e) None
Answer : 5
9. What is the value assigned to the
variable X if b is 7 ?
X = b>8 ? b <<3 : b>4 ? b>>1:b;
a) 7 b) 28 c) 3 d) 14 e) None
ans: 3;
10. Which is the output produced by the
following program
main()
{
int n=2;
printf("%d %d\n", ++n, n*n);
}
a) 3,6 b) 3,4 c) 2,4 d) cannot determine
Answer : b) 3,4
11. What is th output of the following
program?
int x= 0x65;
main()
{
char x;
printf("%d\n",x)
}
a) compilation error b) 'A' c) 65 d)
unidentified
12. What is the output of the following
program
main()
{
int a=10;
int b=6;
if(a=3)
b++;
printf("%d %d\n",a,b++);
}
a) 10,6 b)10,7 c) 3,6 d) 3,7 e) none
Answer : d) 3,7
13. What can be said of the following
program?
main()
{
enum Months {JAN =1,FEB,MAR,APR};
Months X = JAN;
if(X==1)
{
printf("Jan is the first month");
}
}
a) Does not print anything
b) Prints : Jan is the first month
c) Generates compilation error
d) Results in runtime error
Answer: b) Prints : Jan..
14. What is the output of the following
program?
main()
{
char *src = "Hello World";
char dst[100];
strcpy(src,dst);
printf("%s",dst);
}strcpy(char *dst,char *src)
{while(*src) *dst++ = *src++;
}
) "Hello World" b)"Hello" c)"World" d) NULL
e) unidentified
Answer: d) NULL
15. What is the output of the following
program?
main()
{
int l=6;
switch(l)
{ default : l+=2;
case 4: l=4;
case 5: l++;
break;
}
printf("%d",l);
}
a)8 b)6 c)5 d)4 e)none
Answer : c)5
16. What is the output of the following
program?
main()
{
int x=20;
int y=10;
swap(x,y);
printf("%d %d",y,x+2);
}
swap(int x,int y)
{
int temp;
temp =x;
x=y;
y=temp;
}
a)10,20 b) 20,12 c) 22,10 d)10,22 e)none
Answer:d)10,22
17. What is the output of the following
problem ?
#define INC(X) X++
main()
{
int X=4;
printf("%d",INC(X++));
}
a)4 b)5 c)6 d)compilation error e) runtime
error
Answer : d) compilation error
18. what can be said of the following
struct Node {
char *word;
int count;
struct Node left;
struct Node right;
}
a) Incorrect definition
b) structures cannot refer to other
structure
c) Structures can refer to themselves. Hence
the statement is OK
d) Structures can refer to maximum of one
other structure
Answer :c)
19. What is the size of the following union.
Assume that the size of int =2, size of
float =4 and size of
char =1.
Union Tag{
int a;
flaot b;
char c;
};
a)2 b)4 c)1 d) 7
20. 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
