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TCS Placement Paper 1 may 2007 Chennai (Exclusive mncplacement)

Another cool paper for 2008 preparations


Aptitude(38 questions in 40 Minutes)


More questions were repeated from previous papers. Some of my questions are


1) Faces, edges & vertices of a cube. Ans : 6,8,12


2) A, B, C are machines some percentage given x%, y%, z%. Find the total fuel economy.


Methodology to be followed : ((100-x/100)*(100-y/100)*(100-z/100))*100


The resultant should be subtracted by 100.


3) In the word prepositional if the first & second, third & fourth, fourth & fifth, fifth & sixth words are interchanged up to the last letter, what would be the twelfth letter from right????


4) Which shape will be obtained by using the values X,Y


X Y


0 0.00001


10 1.02


100 1.72


1000 3.00


9999 4.72


Ans: Y= log10(X)


5) Find the value of M(363, 5)+R(3.4)+T(7.8)-R(3.8) where M is modulus, R is round-off, T is truncate.


Ans: 9


6) Which of the following are orthogonal pairs a) 2x+3y=6 b) 2x+5y=0 c) 2y=3x+6 d) 7x+y=4


7) What is the power of 3? I couldn?t able to remind choices


8) b g b d q m b g d m g b g g b q m b g q b g d g b a m g b g m(This is a just a sample)


how many B?s followed by G?s but not D. I got the ans for the given question is 4


9) Select odd one out UNIX, Windows NT, MVS, SQL


Ans: SQL


10) Ram can copy 50 papers in 10 hours while both A & B can copy 70 papers in 10 hours. Then for how


many hours required for B to copy 26 papers?


Ans: 13 hours


11) The number (some nos) in decimal system is given by (some nos) x in the X System of numbers find the value of X


a) 5 b) 6 c) 7 d) 8 e) 9


12) A series which is easy.


13) A temperature problem


14) Match the following:


i) Male Boy ? a superset of


ii) Banda Bear ? a type of


iii) Mushroom Vegetable ? not a type of


iv)


15) Student get 3 & 3.5 in their class exam & 1.2 & 1.45 in final exam respectively.


What might be the class marks of 3rd student who have got 0 marks in final exam?


1. 0.3 2. 0.5 3. 0.25 4. 0.1


ans: 0.25 Approach: take the diff & find out


16) A Bit problem to find A-(B Intersection C)


17) What is the unit of the following? (power*time) / (velocity*velocity)


1.mass 2.distance 3.velocity 4.speed


Ans: mass Approach: power=work/time


hence numerator=(work*time)/time=work


work=Force*distance


Force=mass*acceleration


accelaration=distance/time^2


now numerator is (mass*distance^2) / (time^2)


denominator is (distance^2) / (time^2) since velocity=distance/time


18) Which of the following does not form triangle?


Hint : Add two sides & sum of the two sides must be greater than the 3rd side


19) Which of the following is Singular Matix?


Hint: Det of matrix=0


20) The size of the bucket is N kb. The bucket fills at the rate of 0.1 kb per millisecond.


A programmer sends a program to receiver. There it waits for 10 milliseconds / &


response will be back to programmer in 20 millisecond Some error has happened while sending. How many much time the program (But this question in a different way)


21) A power unit is there by the bank of the river of 900 mtr width. a cable is made from power


unit to power a plant opposite to that of the river & 3000 mtr away from the power unit.


The cost of the cable bellows water Rs5 / mtr & cost of cable on the bank is Rs 4/ mtr.


Find the pt where the cable cut through the river.


1.2800 2. 3000 3. 2100 4.3900


Ans: 2100


22) Given g(0)=1, g(1)=-1 & g(n)=g(n-1)+g(n-2), find g(6).


23) In two dimensional array X(7,9) each element occupies 8 bytes of memory. If the address of first element X(1,1)is (some nos) then what will be the address of the element X(5,8) ?


24) The program size is N. The memory occupied by the program is M=4000sqrt(N),


If the program size is increased by 1%. Then what is the percentage increase in memory?


1. 0.1% 2.0.4% 3.0.5% 4.2%


Ans: 0.5% Approach: Sqrt of 101


25) What is the largest Prime Number that can be stored in 8-bit memory?


Ans:251


26) Which of the following highest Standard deviation


a) , - 1, 1,-1, 1,-1 b) 1, 1, 1,1,1,1 c) -1, - 1, -1,-1,-1,-1 d) -1, 1, -1, 1,-1, 1 Ans: d)


27) Find value ##+5-++# 5 ,0 where # denotes double & + denotes Change of sign(This is not the question. This is a model)


28) An aero plane problem.


other questions I couldn?t recollect


Last six questions were based on DI


33- 35 A Venn Diagram was given. Based on that v hav to answer. It has Java, COBOL & C Programmers


35-38 a Bar Chart question. It is very easy.



Critical Reasoning:


Go through all the Model Tests of GRE 12th edition. They are asking from that only.


i) F is arranging 11 women. They speak French, German, Russian etc. Refer it in GRE.


ii) A question from Model Test paper only


iii) Also the same

Verbal (30 questions in 20 minutes)


As usual 10 synonyms, 10 antonyms, 5 sentence completion, a reading comphrension.


i) For synonyms & antonyms refer GRE Barrons any edition. But 12th edition is more preferable.


ii) Sentence Completion was so tough.


iii) Reading comprehension was easy.

Tips:


a) For verbal & reasoning refer GRE 12th edition is more preferable


b) For apps see only previous question papers. For safer side go thru R.S. Agarwal


c) Reasoning work out all those Model Test papers frm GRE Book.


d) They are not even changing the order for reasoning. So mug up the answerz.


e) If atleast one reasoning problem is correct, u will surely shortlisted


f) Note down there is no sectional cut off

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