Wipro technical test questions

Wipro technical Questions and Answers

 

Wipro technical test

Wipro technical test questions objective: Types of questions and answers in Wipro online assessment test, Wipro Aptitude Questions

 

 

1.  How many grams of NaOH will react with 0.2 equivalent of HCl?

A) 0.59
B) 0.285
C) 1.18
D) none of these

ANSWER= (A)

 

2. Which of the following is least acidic

A) Ortho-cresol29%
B) Para-cresol
C) Phenol
D) Meta-cresol

ANSWER= (B)

 

3. In Reimer-Tiemann’s reaction, the reaction intermediate is

A) Carbene
B) Dichloro carbene
C) Carbonion
D) Carbonium ion

ANSWER= (D)

 

4. Which of the following is most acidic?

A) C2H5OH
B) CH3CHOHCH3
C) Ethanol
D) CH3OH

ANSWER= (B)

 

5. A catalyst

A) always slows down the reaction
B) always starts a rection that would not have occurred at all otherwise
C) causes changes in the rate of the reaction
D) changes the quantities of the products formed

ANSWER= (C)

 

6. The rate of the first-order reaction depends on the

A) Concentration of the reactant
B) Concentration of the product
C) Time
D) Temperature

ANSWER= (D)

 

7. The most abundant element in the universe is

A)Hydrogen
B) Helium
C) Oxygen
D) Silicon

ANSWER= (A)

 

8. Integrate 3x + 5 / (x3-x2-x+1)

A) 1/2 log | (x+1)/(x-1) | – 4/(x-1)
B) log |2+tanx|
C) -(1+logx)/x
D) 2 log|(tanx)/(tanx+2)

ANSWER= (A)

9. If y=cos-1(cosx + 4sinx)/(17)1/2, then dy/dx is

A) 0
B) 1
C) -1
D) None of these

ANSWER= (B)

10. The maximum KE of the photoelectron emitted from a surface is dependent on the sum of n terms of two series of A.P are in the ratio 5n+4:9n+6 .find the ratio of their 13th
terms

A) 129/231
B) 1/2
C) 23/15
D) None of the above

ANSWER= (A)

 

11. If the letters of the word “ratchet” are arranged in all possible ways and these words are written
out as in a dictionary, what is the rank of the word “ratchet”

A) 485
B) 480
C) 478
D) 481

ANSWER= (D)

 

12. Ravi’s salary was reduced by 25%.Percentage increase to be effected to bring the salary
to the original level is the system?

A) 20%
B) 25%
C) 33 1/3%
D) 30%

ANSWER= (C) .

 

 

13. A and B can finish a piece of work in 20 days. B and C in 30 days and C and A in 40 days.
In how many days will A alone finish the job

A) 48
B) 34 2/7
C) 44
D) 45

ANSWER= (A)

 

 

14. How long will a train 100m long travelling at 72kmph take to overtake another train
200m long travelling at 54kmph

A) 70sec
B) 1min
C) 1 min 15 sec
D) 55 sec

ANSWER= (B)

 

15. What is the product of the irrational roots of the equation (2x-1)(2x-3)(2x-5)(2x-7)=9?

A) 3/2
B) 4
C) 3
D) 3/4

ANSWER= (A)

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