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Placement Papers with Solutions

(#M40000429) TCS QUESTION Keep an EYE

Given 3 lines in the plane such that the points of intersection form a triangle with sides of length 20, 20 and 30, the number of points equidistant from all the 3 lines is
a) 4
b) 3
c) 1
d) 0

Solution

4 is the correct answer
the first point equidistant to all the three lines will be incentre, the other 3 will be excentres of the triangle, formed on outside the 3 sides

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Asked In TCS karthikeyan (14 years ago)

Solved Read Solution (9)

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(#M40000428) TCS QUESTION Keep an EYE

10 suspects are rounded by the police and questioned about a bank robbery. Only one of them is guilty. The suspects are made to stand in a line and each person declares that the person next to him on his right is guilty. The right most person is not questioned. Which of the following possibilities are true?
A. All suspects are lying or the leftmost suspect is innocent.
B. All suspects are lying and the leftmost suspect is innocent .
Neither A nor B
Both A and B
B only
A only

Asked In TCS karthikeyan (14 years ago)

Solved Mugil Vannan Read Solution (7)

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(#M40000427) TCS QUESTION Keep an EYE

The IT giant Tirnop has recently crossed a head count of 150000 and earnings of $7 billion. As one of the forerunners in the technology front, Tirnop continues to lead the way in products and services in India. At Tirnop, all programmers are equal in every respect. They receive identical salaries ans also write code at the same rate.
Suppose 12 such programmers take 12 minutes to write 12 lines of code in total.
How long will it take 72 programmers to write 72 lines of code in total?
a) 18
b) 72
c) 6
d) 12

Asked In TCS karthikeyan (14 years ago)

Solved Sathish Read Solution (13)

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(#M40000426) TCS QUESTION Keep an EYE

One day Alice meets pal and byte in fairyland. She knows that pal lies on Mondays, Tuesdays and Wednesdays and tells the truth on the other days of the week, byte on the other hand lies on Thursdays, Fridays and Saturdays, but tells the truth on the other days of the week. Now they make the following statements to Alice.
Pal: Yesterday was one of those days when I lie
Byte: Yesterday was one of those days when I lie too.
What day is it?
option
a) Thursday
b) Tuesday
c) Monday
d) Sunday

Asked In TCS karthikeyan (14 years ago)

Solved Vadivelan M Read Solution (11)

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(#M40000425) TCS QUESTION Keep an EYE

A and B play a game of dice between them. The dice consist of colors on their faces (instead of numbers). When the dice are thrown, A wins if both show the same color; otherwise B wins. One die has 4 red face and 2 blue faces. How many red and blue faces should the other die have if the both players have the same chances of winning?
option
a) 3 red and 3 blue faces
b) 2 red and remaining blue
c) 6 red and 0 blue
d) 4 red and remaining blue

Asked In TCS karthikeyan (14 years ago)

Solved madhuri Read Solution (10)

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(#M40000424) TCS QUESTION Keep an EYE

A circular dartboard of radius 1 foot is at a distance of 20 feet from you. You throw a dart at it and it hits the dartboard at some point Q in the circle. What is the probability that Q is closer to the center of the circle than the periphery?
option
a) 0.75
b) 1
c) 0.5
d) 0.25

Asked In TCS karthikeyan (14 years ago)

Solved Adarsh Read Solution (7)

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(#M40000423) TCS QUESTION Keep an EYE

36 people {a1, a2, ..., a36} meet and shake hands in a circular fashion. In other words, there are totally 36 handshakes involving the pairs, {a1, a2}, {a2, a3}, ..., {a35, a36}, {a36, a1}. Then size of the smallest set of people such that the rest have shaken hands with at least one person in the set is
option
a) 12
b) 11
c) 13
d) 18

Asked In TCS karthikeyan (14 years ago)

Solved Vadivelan M Read Solution (10)

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(#M40000422) TCS QUESTION Keep an EYE

For the FIFA world cup, Paul the octopus has been predicting the winner of each match with amazing success. It is rumored that in a match between 2 teams A and B, Paul picks A with the same probability as A's chances of winning. Let's assume such rumors to be true and that in a match between Ghana and Bolivia, Ghana the stronger team has a probability of 2/3 of winning the game. What is the probability that Paul will correctly pick the winner of the Ghana-Bolivia game?
a) 1/9
b) 4/9
c) 5/9
d) 2/3

Asked In TCS karthikeyan (14 years ago)

Solved Adarsh Read Solution (4)

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(#M40000421) TCS QUESTION Keep an EYE

Here 10 programers, type 10 lines with in 10 minutes then 60lines can type within 60 minutes. How many programmers are needed?
a) 16
b) 6
c) 10
d) 60

Asked In TCS karthikeyan (14 years ago)

Solved Karthik Pandiyan Read Solution (7)

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(#M40000420) TCS QUESTION Keep an EYE

Given 3 lines in the plane such that the points of intersection form a triangle with sides of length 20, 20 and 30, the number of points equidistant from all the 3 lines is
a) 1
b) 3
c) 4
d) 0

Asked In TCS karthikeyan (14 years ago)

Solved ravikumar Read Solution (8)

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