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## CGI Aptitude - Numerical Placement Paper 1 Jan 2010 DESD

Sample test paper

Q. A man leaves office daily at 7pm A driver with car comes from his home to pick him from office and bring back home
One day he gets free at 5:30 and instead of waiting for driver he begins walking towards home. In the way he meets the car and returns home on car He reaches home 20 minutes earlier than usual. In how much time does the man reach home usually??
Ans. 1hr 20min

Q The subsequent truth table is provided What is Y equal to??

A

B

C

Y

0

0

0

1

0

0

1

1

0

1

0

0

0

1

1

0

1

0

0

0

1

0

1

0

1

1

0

1

1

1

1

1

Ans. (A')(B')(AB) , where ' stands for complement.

Q. A works thrice as much as B. If A takes 60 days less than B to do a work then obtain the number of days it would take to complete the work if both work together?
Ans. 22Â½days

Q. How many 1's are there in the binary form of 8*1024 + 3*64 + 3
Ans. 4

Q. In a digital circuit which was to implement (A B) + (A)XOR(B), the designer implements (A B) (A)XOR(B)
What is the probability of fault in it ?

Q. A boy has Rs 2. He wins or loses Re one at a time If he wins he gets Re one and if he loses the game he loses Re 1.He can loose only five times. He is out of the game if he earns Rs 5. obtain the number of ways in which this is possible?
Ans. 16

Q. If there are 1024*1280 pixels on a screen and every pixel can have around 16 million colors obtain the memory needed for this?
Ans. 4MB

Q. On a particular day A and B decide that they would either speak the truth or will lie. C asks A whether he is speaking truth or lying? He answers and B listens to what he stated. C then asks B what A has stated B says "A says that he is a liar"What is B speaking ?
(a) Truth
(b) Lie
(c) Truth when A lies
(d) Cannot be determined
Ans. (b)

Q. What is the angle ranging from the 2 hands of a clock when time is 8:30Ans. 75(approx)

Q. A learner is ranked 13th from right and eighth from left. How many students are there in totality ?

Q. A man walks east and turns right and then from there to his left and then 45degrees to his right.In which direction did he go
Ans. North west

Q. A learner gets 70% in 1 subject, 80% in the other. To get an overall of 75% how much should get in 3rd subject.

Q. A man indicates his friend a woman sitting in a park and says that she the daughter of my  grandmother's only son. What is the relation ranging from the two
Ans. Daughter

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