1. Four tourists A,B,C,D and four languages English, German,
French and Italian. They are not able to converse among themselves in one
language. Though A does not know English he can act as an interpreter between B
and C. No one spoke both French and German. A knows German and was able to
converse with D who doesn?t know a word in German. Only one language was spoken
by more than two persons. Each spoke two languages. Find who spoke what.
Ans: A- German,Italian
B- French,Italian
c- German,English
D- Italian,English
2. There is a five digit number. It has two prime digits (1
is not a prime number). Third digit is the highest. Second digit is the lowest.
First digit is one less than the third digit. The fifth digit is half of the
fourth. The sum of 4th and 5th is less than the first. Find the number.
Ans ? 71842
3. Four persons A, B, C and D are playing cards. Each person
has one card, laid down on the table below him, which has two different colours
on either side. No card has the same color on both sides. The colours visible
on the table are Red, Green, Red and Blue respectively. They see the color on
the reverse side and give the following comment.
A: Yellow or Green
B: Neither Blue nor Green
C: Blue or Yellow
D: Blue or Yellow
Given that out of the 4 people 2 always lie find out the
colours on the cards each person.
Ans: A- Yellow
B- Yellow
C- Green
D- Red
4. A 1 k.m. long wire is held by n poles. If one pole is
removed, the length of the gap becomes 12/3m. What is the number of poles
initially?
Ans:6km
5.A person wants to meet a lawyer and as that lawyer is busy
he asks him to come three days after the before day of the day after tomorrow?
on which day the lawyer asks the person to come?
Ans: thursday
6. A person is 80 years old in 490 and only 70 years old in
500 in which year is he born?
Ans: 470
7..A person says that their speed while going to a city was
10mph however while returning as there is no much traffic they came with a
speed of 15mph. what is their average speed?
Ans: 12mph
8. A+B+C+D=D+E+F+G=G+H+I=17 given A=4.Find value of G and H?
Ans: G = 5 E=1
9. One guy has Rs. 100/- in hand. He has to buy 100 balls.
One football costs Rs. 15/, One Cricket ball costs Re. 1/- and one table tennis
ball costs Rs. 0.25 He spend the whole Rs. 100/- to buy the balls. How many of
each balls he bought?
Ans:F=3,T=56,C=41
10. Manish goes 7 km towards South-East from his house, then
he goes 14 km turning to West. After this he goes 7 km towards North West and
in the end he goes 9 km towards East. How far is he from his house?
(A) 5 km
(B) 7 km
(C) 2 km
(D) 14 km
(E) None of these
Ans : (A)
11. Laxman went 15 kms from my house, then turned left and
walked 20 kms. He then turned east and walked 25 kms and finally turning left
covered 20kms. How far was he from his house.
(A) 5 kms
(B) 10 kms
(C) 40 kms
(D) 80 kms
(E) None of these
Ans : (D)
12. The door of Aditya's house faces the east. From the back
side of his house, he walks straight 50 metres, then turns to the right and
walks 50 metres, then turns towards left and stops after walking 25 metres .
Now Aditya is in which direction from the starting point?
(A) South-East
(B) North-East
(C) South- West
(D) North-West
(E) None of these
Ans : (D)
13. when the actual time pass 1hr wall clock is 10 min
behind it when 1 hr is shown by wall clock, table clock shows 10 min ahead of
it when table clock shows 1 hr the alarm clock goes 5min behind it, when alarm
clock goes 1 hr wrist watch is 5 min ahead of it assuming that all clocks are
correct with actual time at 12 noon what will be time shown by wrist watch
after 6 hr
ans---5:47:32.5
(n X 60 )50/60 X 70/60 X 55/60 X 65/60
14. complete the following
a. $ * * $ @ * ? ?
# @ @ # # $ ? ? some what simillar like this...but not
clear.
b. 1 , 3 , 7 , 13 , 21 , __ , 43 Ans : 31
c. 1, 3, 9, __ , 16900
15. Alpha, Beta , gamma, delta and epsilon are friends and
have birthdays on consecutive days though may not be in order. Gamma is as many
days old to Alpha as Beta is younger to Epsilon. Delta is two days older then
Epsilon. Gamma’s Birthday is on Wednesday. Tell whose birthday is when.
Ans:
Alpha: Friday
Beta : Saturday
Gamma: Wednesday
Delta: Tuesday
Epsilon: Thursday
16. enum number { a= -1, b= 4,c,d,e}
What is the value of e ?
(a) 7
(b) 4
(c) 5
(d) 15
(e) 3
17. What is the
output in the following program
main()
{char c=-64;
int i=-32
unsigned int u =-16;
if(c>i)
{printf("pass1,");
if(c
printf("pass2");
else
printf("Fail2");
}
else
printf("Fail1);
if(i
printf("pass2");
else
printf("Fail2")
}
a) Pass1,Pass2
b) Pass1,Fail2
c) Fail1,Pass2
d) Fail1,Fail2
e) None of these
Ans. (c)
18. The value of gate voltage for the operation of
enhancement of only N channel MOSFET has to be –
a.) High positive
b.) High negative
c.) Low positive
d.) Zero
19 .Consider the following expressions indicating the step
or impulse response of an initially relaxed control system-
1. (5 – 4e-2+) u(t)
2. (e-2t +5) (u(t))
3 .V(t) + 8e-2t u(t)
4 . V(t) + 4e-2t 4(t)
20. If M person r buying a thing costing D$ each,, if 3
person get away, how much each person has to spend so that total expenditure is
same ???
