I wrote the written test for TCS in Vardaman Engineering college, Hyderabad, 29th August, 2010. I am from Electronics stream. This is a tough exam.
Total 35 bits. All are Aptitude questions. Each carries 1 mark and 0.33 will be deducted for a wrong answer(Negative marking).
Time: 1 hour
I remembered only less questions.
Sol: (a-b)^2 =a^2 + b^2 -2ab
2) 20 people going to one temple.(some time waste data) They want Rs. 20. For men-Rs.3, women-Rs.2, children-50 paisa. How much money spend for men, children and women.
Sol: By using options we calculate it easily.
3) Adam sit with his friends in stadium (some time waste data) 5 rounds are running. Every round half of the teams eliminated. Lastly one team win the game. How many teams are played in the tournament?
4) There are two ipes A and B. If A filled 10 times in hour, B can filled in same time. Likewise B can fill 10,20,40,80.160,. If B filled in 1/16of the tank in 3 hours, how much time will it take to fill completely?
a) 805 b) 804 c) 802 d) 806
6) In room glouses, jackets total 11-blue, 46-red, 42-green. In room power is cut (some time waste data). Probability of take 5 colors of glouse and jackets? (I did not remember but same like this ).
7) There are some 2 wheelers and 4 wheelers parked(some time waste data).Total number of wheels present is 140 then how many cycle wheels are there?
Sol: check options
8) Average Age of 3 members is X. Two persons added to the 3 members team the average is Y then find the last person age? (I did not remember the X,Y values).
9) Pizza parlor provides pizzas there were 2 toppings available initially peperomi and salami but now they introduces 7 new item(some time waste data). One person wishes to buy two different pizzas from the new items. How many ways he can do that?
Sol: from new items n*(n-1); 7*6=42
10) In laboratory one person checks Electronic equipment(some time waste data). Voltage 10v and current is from a then the resistance is?
Sol: R= V/I = 10/4 = 2.5kv
11) One grandfather have 3 grand children (some time waste data). The age difference between 2 of grandsons 3 years. 1st grandson is twice as elder then younger one. Addition of Two children (I did not remember).
12) The ratio of current age of X and Y is 6:5. Their age some days after is 55 years. After how many years their age ratio will be 8:7?
Sol: 6x:5x
13) A pong ran away from stable to NEW YORK then went to US then to BEJING ran through grass (Some time wasted data)Horse after 4 hours (some time waste data)then pong went to sky. If the speed of the horse is 45kmph and he left stable 3 hours then pongs average speed?
14) One organization make one robot(some time waste data). They want material, labor and maitanace are in the ratio 4:6:7. The material cost is 500. What is the total cost?
15) (Some time waste data) 10 tables, 4 chairs per table. Each table has different. People then how many tables will left without at least one person?
16) Two years before pauls age is x times the alice age and the present age of paul is y times the alice age. What is the present age of pauls ?
Sol: I did not remember the exact values of x and y but procedure is
17) Pinks age before 6 years was x times the age of Anderson. Pinks age after 6 years will be a/b times the age of Anderson. Then finfd the persent age of pinks ?
Sol: I did not remember the exact values of a,b and x but procedure is
18) (some time waste data) 10 boys are there. From that how many ways, we can select the youngest age person?
Sol: 2^(n-1); 2^(10-1)= 2^9 = 512.
19) One die and toss problem(I did not remember)
20) One trangle parameters are 16,18 and 20 (some time waste data). By using you can build a square then the area of square is?
Sol: (16+18+20)/4 = 13.5;
21) 1 to 20 numbers are there(Some time waste data). If n numbers are false at the end of the series!
a) X is true.
22) One question from blood relation. It is very easy.
23) Average speed of trains.
All the best!