Question Paper Name: PGD BIG DATA AND PHD Computaional Biology TRACK 1 30th May 2019 Shift 1 Set1
Subject Name: PGD BIG DATA AND PHD Computaional Biology TRACK 1
Creation Date: 2019-05-30 13:50:38
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Duration: 180
Total Marks: 100
Display Marks: Yes
Share Answer Key With Delivery Engine: Yes
Actual Answer Key: Yes
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PGD BIG DATA AND PHD Computaional Biology TRACK 1
Group Number: 1
Group Id: 128206194
Group Maximum Duration: 0
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Group Minimum Duration: 120
Revisit allowed for view?: No
Revisit allowed for edit?: No
Break time: 0
Group Marks: 100
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Part-A
Section Id: 128206
Section Number: 1
Section type: Online
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Mandatory or Optional: Mandatory
Number of Questions: 15
Number of Questions to be attempted: 15
Section Marks: 30
Display Number Panel: Yes
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Group All Questions: No
Sub-Section Number: 1
Sub-Section Id: 128206526
Question Shuffling Allowed: Yes
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Question Number: 1 Question Id: 12820611376 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
Median and Mode are
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(A) Measures of deviation
(B) Ways of sampling
(C) Measures of control tendency
(D) None of the above
Options:
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12820644951. A
12820644952. B
12820644953. C
12820644954. D
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Question Number: 2 Question Id: 12820611377 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
Research is
(A) Searching again and again
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(B) Finding solution to any problem
(C) Working in a scientific way to search for truth of any problem
(D) None of the above
Options:
12820644955. A
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12820644956. B
12820644957. C
12820644958. D
Question Number: 3 Question Id: 12820611378 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
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Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
Which of the following variables cannot be expressed in quantitative terms?
(A) Socio-economic Status
(B) Marital Status
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(C) Numerical Aptitude
(D) Professional Attitude
Options:
12820644959. A
12820644960. B
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Question Number: 4 Question Id: 12820611379 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
In the process of conducting research 'Formulation of Hypothesis' is followed by
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(A) Statement of Objectives
(B) Analysis of Data
(C) Selection of Research Tools
(D) Collection of Data
Options:
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12820644963. A
12820644964. B
12820644965. C
12820644966. D
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Question Number: 5 Question Id: 12820611380 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
The eigen values of a skew-symmetric matrix are
(A) Always zero
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(B) Always pure imaginary
(C) Either zero or pure imaginary
(D) Always real
Options:
12820644967. A
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12820644968. B
12820644969. C
12820644970. D
Question Number: 6 Question Id: 12820611381 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
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Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
A system of linear equations is represented by the matrix equation Ax = b. The necessary condition for the existence of a solution is
(A) A must be invertible
(B) b must be linearly depended on the columns of A
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(C) b must be linearly independent of the columns of A
(D) A must be singular
Options:
12820644971. A
12820644972. B
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12820644973. C
12820644974. D
Question Number: 7 Question Id: 12820611382 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
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Correct Marks: 2 Wrong Marks: 0
Let {N(t), te [0,8)} be a Poisson process with rate ? = 0.5. The probability of no arrival in (3,5] is
(A) 0.37
(B) 0.10
(C) 0.89
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(D) 0.54
Options:
12820644975. A
12820644976. B
12820644977. C
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12820644978. D
Question Number: 8 Question Id: 12820611383 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
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The area enclosed between the parabola y = x² and the straight line y = x is
(A) 1/8
(B) 1/6
(C) 1/3
(D) 1/2
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Options:
12820644979. A
12820644980. B
12820644981. C
12820644982. D
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Question Number: 9 Question Id: 12820611384 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
For the reaction is equal to the product of three factors listed below except
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(A) Collision frequency
(B) Energy factor
(C) Orientation factor
(D) pH factor
Options:
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12820644983. A
12820644984. B
12820644985. C
12820644986. D
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Question Number: 10 Question Id: 12820611385 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
Which is not a type of catalyst:
(A) Positive catalyst
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(B) Negative catalyst
(C) Autocatalyst
(D) homogeneous catalysis
Options:
12820644987. A
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12820644988. B
12820644989. C
12820644990. D
Question Number: 11 Question Id: 12820611386 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
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Correct Marks: 2 Wrong Marks: 0
How many protons does the nucleus of an atom of element with atomic number 6 contain?
(A) 2
(B) 3
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(C) 6
(D) 5
Options:
12820644991. A
12820644992. B
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12820644993. C
12820644994. D
Question Number: 12 Question Id: 12820611387 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
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Correct Marks: 2 Wrong Marks: 0
of the substance (m) and its volume (V) are
(A) intensive properties
(B) state functions of the system
(C) thermodynamic properties
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(D) extensive properties
Options:
12820644995. A
12820644996. B
12820644997. C
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12820644998. D
Question Number: 13 Question Id: 12820611388 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
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The main source of energy for the human's organism is
(A) ATP
(B) carbohydrates
(C) proteins
(D) vitamins and minerals
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Options:
12820644999. A
12820645000. B
12820645001. C
12820645002. D
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Question Number: 14 Question Id: 12820611389 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
When the value of rate constant and rate of reaction are equal?
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(A) reaction take place in homogeneous system
(B) reaction take place in heterogeneous system
(C) concentrations of reactants are equal to 1 mol/L
(D) concentrations of reactants are the same, but not equal to 1 mol/L
Options:
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12820645003. A
12820645004. B
12820645005. C
12820645006. D
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Question Number: 15 Question Id: 12820611390 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
Which of the following statement is correct given that q is an unbiased estimator of Q
(A) Q is the mean of the sampling distribution of q
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(B) q is the mean of the sampling distribution of Q
(C) Var(q) = Var(Q) / n where n = the sample size
(D) q = Q
Section Id: 128206328
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Section Number: 2
Section type: Online
Mandatory or Optional: Optional
Number of Questions: 35
Number of Questions to be attempted: 35
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Section Marks: 70
Display Number Panel: Yes
Group All Questions: No
Part-B Physics
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Sub-Section Number: 1
Sub-Section Id: 128206527
Question Shuffling Allowed: Yes
Question Number: 16 Question Id: 12820611391 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
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Correct Marks: 2 Wrong Marks: 0
The law of atmosphere states that at constant temperature the pressure p at a distance z above the surface of the earth will be related to the pressure p0 at the surface by p = p0e-mgz/kT. Here, m is the molecular mass and g is the acceleration due to gravity. Then the atmospheric molecules obey,
(A) Joule-Thompson effect
(B) Van der Waals law
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(C) Ideal gas law
(D) Newton's cooling law
Options:
12820645011. A
12820645012. B
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12820645013. C
12820645014. D
Question Number: 17 Question Id: 12820611392 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
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Correct Marks: 2 Wrong Marks: 0
In one experiment, at a particular instant it is found that in one mole of a gas 4782 molecules have speeds between 495 m/s and 505 m/s. The number of molecules having speed 500 m/s is given by,
(A) 4.2 molecules-s/m
(B) 47.2 molecules-s/m
(C) 478.2 molecules-s/m
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(D) 4782.3 molecules-s/m
Options:
12820645015. A
12820645016. B
12820645017. C
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12820645018. D
Question Number: 18 Question Id: 12820611393 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
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In Maxwell-Boltzmann distribution, if the number of classical states in energy interval between E and E+?E is given by, dSE=g(E)dE, then the density of states, g(E), is proportional to,
(A) E1/2
(B) E1/3
(C) E
(D) E2
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Options:
12820645019. A
12820645020. B
12820645021. C
12820645022. D
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Question Number: 19 Question Id: 12820611394 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
In how many ways can N distinguishable particles be put into r "cells" so that n1 particles be in the first cell, n2 in the second cell,..., nr in the rth cell (?i ni = N)?
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(A) N! / (n1!n2!...nr!)
(B) N! / (n1! + n2! + ... + nr!)
(C) N! / (n1n2...nr)
(D) (n1+n2+…+nr)! / N!
Options:
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12820645023. A
12820645024. B
Question Number: 20 Question Id: 12820611395 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
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Correct Marks: 2 Wrong Marks: 0
The root mean square speed of an ideal-gas molecule is greater than its average speed approximately by,
(A) 7%
(B) 8%
(C) 9%
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(D) 10%
Options:
12820645027. A
12820645028. B
12820645029. C
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12820645030. D
Question Number: 21 Question Id: 12820611396 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
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Consider a system whose state is given in terms of a complete and orthonormal set of five vectors |F1>, |F2>, |F3>, |F4>, |F5> as given below,
|?> = (v2/v19) |F1> + (1/v19) |F2> + (v3/v19) |F3> + (1/v19) |F4> + (v5/v19) |F5>
Where, |Fn> are eigen states to the system's Hamiltonian, H|Fn> = ne0|Fn>, with n=1,2,3,4,5 and e0 has the dimension of energy. The expectation value of the Hamiltonian H is given by,
(A) e0
(B) (5/2) e0
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(C) (52/15) e0
(D) (19/15) e0
Options:
12820645031. A
12820645032. B
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12820645033. C
12820645034. D
Question Number: 22 Question Id: 12820611397 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
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Correct Marks: 2 Wrong Marks: 0
A ball is dropped from rest at height h. Assume that the drag force from the air takes the form of Fd=-mav, where m is the mass of the ball. The velocity of the ball after time 't' is,
(A) v(t) = (g/a)(e-at - 1)
(B) v(t) = ag/t
(C) v(t) = (g/a)(eat - 1)
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(D) v(t) = ag
Options:
12820645035. A
12820645036. B
12820645037. C
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12820645038. D
Question Number: 23 Question Id: 12820611398 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
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Given a force F(r), a necessary and sufficient condition for the potential V(r) = - ?F(r')dr' to be well defined that is to be path dependent is,
(A) ? × F = 0
(B) ? × F = 8
(C) ? · F = 0
(D) ?F = 0
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Options:
12820645039. A
12820645040. B
12820645041. C
12820645042. D
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Question Number: 24 Question Id: 12820611399 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
Consider a particle of mass m sliding off a fixed frictionless hemisphere of radius R as given in Figure. The Lagrangian L of the system is given by,
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(A) L = (1/2)mR?² - mgRcos(?)
(B) L = (1/2)mR²?² - mgRcos(?)
(C) L = (1/2)mR²?² - mg
(D) L = (1/2)mR² - mgRcos(?)
Options:
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12820645043. A
12820645044. B
12820645045. C
Question Number: 25 Question Id: 12820611400 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
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Correct Marks: 2 Wrong Marks: 0
If a particle is subject to a central force only, then which of the following is conserved,
(A) Angular momentum
(B) Linear momentum
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(C) Torque
(D) Force
Options:
12820645047. A
12820645048. B
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12820645049. C
12820645050. D
Question Number: 26 Question Id: 12820611401 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
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Correct Marks: 2 Wrong Marks: 0
A particle moves in a potential, V(r) = -V0e-?²r². For given Lagrangian L, the condition for the radius of the stable circular orbit is,
(A) L² = 2mV0?²r4e-?²r²
(B) L² = r4e-?²r²
(C) L² = mV0e-?²r²
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(D) L² = mV0?²r4
Options:
12820645051. A
12820645052. B
12820645053. C
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12820645054. D
Question Number: 27 Question Id: 12820611402 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
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For a given Lagrangian L, the potential V(r) that leads to a spiral path of the form r = r0ea? with the choice of E to be zero is,
(A) V(r) = 1 / (mr²(1+a²))
(B) V(r) = 2mr² / (1+a²)
(C) V(r) = 2mr² / (1+a²)²
(D) V(r) = -2mr² / ?²
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Question Number: 28 Question Id: 12820611403 Question Type: MCQ Option Shuffling: No Display Question Number: Yes
Single Line Question Option: No Option Orientation: Vertical
Correct Marks: 2 Wrong Marks: 0
The electric field at a distance z
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