Bio Informatics Interview Questions
Questions Answers Views Company eMail

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

4928

If 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?

TCS, Wipro,

4401

If the letters of the word ?rachit? are arranged in all possible ways and these words are written out as in a dictionary, what is the rank of the word ?rachit?. (a) 485 (b) 480 (c) 478 (d) 481

37313

Ravi?s salary was reduced by 25%.Percentage increase to be effected to bring the salary to the original level is (a) 20% (b) 25% (c) 33 1/3% (d) 30%

9842

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?

40948

How long will a train 100m long traveling at 72kmph take to overtake another train 200m long traveling at 54kmph?

11604

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

17903

Which of the following parameters is the same for molecules of all gases at a given temperature? (a) Mass (b) Momentum (c) Speed (d) Kinetic energy.

IBM, SIR, Wipro,

6433

A solid is completely immersed in liquid. The force exerted by the liquid on the solid will (a) Increase if it is pushed deeper inside the liquid (b) Change if its orientation is changed (c) Decrease if it is taken partially out of the liquid (d) None of the above.

6393

Select the correct statements (a) A simple harmonic motion is necessarily periodic (b) An oscillatory motion is necessarily periodic (c) A periodic motion is necessarily oscillatory (d) All of the above.

5125

An electron is injected into a region of uniform magnetic flux density with the components of velocity parallel to and normal to the flux. What is the path of the electron?

1989

A constant voltage is applied between the 2 ends of a uniform metallic wire. Some heat is developed in it. The heat developed is doubled if (a) both the length and radius of the wire are halved. (b) both the length and radius of the wire are doubled (c) the radius of the wire is doubled (d) the length of the wire is doubled.

6632

If Young?s double slit experiment is performed in water (a) the fringe width will decrease (b) the fringe width will increase (c) the fringe width remains unchanged (d) there will be no fringe.

10097

The shape of a spot of light produced when bright sunshine passes perpendicular through a hole of very small size is (a) Square, because the hole is a square (b) Round, because it is an image of the sun (c) Round with a small penumbra around it (d) Square with a small penumbra.

3640

Some forms are books. All books are made of paper (a) Some forms are made of paper (b) Some forms are not made of paper (c) No forms are made of paper (d) None of the above.

11794

Un-Answered Questions { Bio Informatics }

How long will a train 100m long traveling at 72kmph take to overtake another train 200m long traveling at 54kmph?

2966

How do you find the most recent human sequence data in the data bases inorder to determine physical maps?

1661

Will the plant able to produce electricity when the soil is dried up

1254

What are the current challenges in the Pharmaceutical and biotechnology sectors?

1799

NLO : RPS : : ? : ZXA

2319

Bootstrap analysis evaluates evolutionary trees by sampling columns from the original alignment with replacement (multiplying or removing some of them) and computing a proportion of times that a particular branch appears in the resulting trees. What is the main idea behind this approach?

1748

How to identify common acc.numbers from among a set of files ?

2388

How to find flanking region ?

2020

Have the proteins of a family generally acquired distinctive properties within each of these three kingdoms for ancient families that arose before bacteria, archaea and eukaryotes diverged?

680

Did integral membrane transport proteins arise as an independent protein class or from other types of proteins?

595

How to find a sequence of dna molecule?

1682

What is enzyme-ligand interaction?

1590

Suppose you used the NCBI Blast server to look for a match to a fruit-fly gene. Suppose further that the best alignment contained this section of an alignment: Hit from database: XXXXXXXXXXXXXXNFSTSQ User sequence: SLEAEAAPASISPSNFSSSQ What do the Xs signify?

1558

How to predict the function of a gene (product)?

1616

What is Phantom Gene Sequence?

1980