Derivco Interview Questions Answers, HR Interview Questions, Derivco Aptitude Test Questions, Derivco Campus Placements Exam Questions

20 common asked question in every interview

Ques:- What is the largest prime number stored in 8 bit memory?

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Ques:- What r u left ur curently job?

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Ques:- In the middle of a round pool lies a beautiful water-lily. The water-lily doubles in size every day. After exactly 20 days the complete pool will be covered by the lily. After how many days will half of the pool be covered by the water-lily?

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Ques:- In front of you are 10 bags, filled with marbles. The number of marbles in each bag differs, but all bags contain ten marbles or more. Nine of the ten bags only contain marbles of 10 grams each. One bag only contains marbles of 9 grams. In addition, you have a balance which can weigh in grams accurate, and you are allowed to use it only once (i.e. weigh a single time). How can you find out in one weighing, which bag contains the marbles of 9 grams?

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Ques:- Eg: There are three Bulbs which have a switch placed far away from visibility, Match the pairs of the switch and bulbs…

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Ques:- There are 4 mothers, 4 daughters and the colour of their dresses, and they are aged 1, 2, 3 & 4. Details of the dresses are given & then it asked about the remaining dresses.Â

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Ques:- Think of the 8 vertices of a given cube. You are allowed to join three vertices to form a triangle. How many such unique acute triangles can you make ??

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Ques:- A father is 30 years older than his son however he will be only thrice as old as the son after 5 yearswhat is father's present age ?(a) 40 yrs(b) 30 yrs(c) 50 yrs(d) none of these

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Ques:- A pipe can fill a tank in 30 min B can fill in 28 min then if 3/4 th of tank can be filled by B pipe and after wards both are opened then how much time is required by both the pipes to fill the tank completely.

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Ques:- What is the role of contractor on gas sweetening?

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Ques:- A tank is filled in 5 hours by three pipes X, Y and Z. The pipe Z is twice as fast as Y and Y is twice as fast as X. How much time will pipe X alone take to fill the tank?

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Ques:- What is your ideal job – in detail?

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Ques:- What is happiness for you?

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Ques:- What is RAS

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Ques:- You walk upwards on an escalator, with a speed of 1 step per second. After 50 steps you are at the end. You turn around and run downwards with a speed of 5 steps per second. After 125 steps you are back at the beginning of the escalator. How many steps do you need if the escalator stands still?

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Ques:- If FRAGRANCE is written as SBHSBODFG, how can IMPOSING be written?

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Ques:- Past employment details.

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Ques:- What is my father’s sons son to my son?

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Ques:- Hans is standing behind Gerrie and at the same time Gerrie is standing behind Hans. How is this possible

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Ques:- Bucket A has thrice the capacity as bucket B. It takes 60 turns for bucket A to fill the empty drum. How many turns it will take for both the buckets A and B, having each turn together to fill the empty drum?

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Ques:- In your present job what approach do you take to get your people together to establish a common approach to a problem?

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Ques:- How is my mother’s mother’s only son-in-law’s sister related to me ?

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Ques:- What is your greatest achievement?

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Ques:- Four bells begin to toll together respectively at the intervals of 8, 10, 12 and 16 seconds. After how many seconds will they toll together again?

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Ques:- What was your last experience tell me about this?

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Ques:- How would you plan a vacation ?

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Ques:- In a row of girls, Bina is 5th from the left and Priyanka is6th from the right. When they exchange their positions, then Bina becomes 13th from the left. What will be Priyanka’s position from the right ?

A. 14th

B. 7th

C. 11th

D. 18th

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Ques:- In the words of Abraham Lincon what democracy means

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Ques:- Speed of a boat in standing water is 9 kmph and the speed of the stream is 1.5 kmph. A man rows to a place at a distance of 105 km and comes back to the starting point. The total time taken by him is:

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Ques:- The sum of the present ages of father and his son is 60 years. Six years ago, father’s age was five times the age of the son. After 6 years, son’s age will be:

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