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Delhi University Entrance Test (DUET) 2020 Previous Year Question Paper With Answer Key

DU MSc Informatics IIC
Topic: INFO MSC S2_P1
1) Each of the following idioms has four responses (choices). Choose the correct meaning of the idioms
Mad as a March hare:
[Question ID = 9465]
1. insane
[Option ID = 37854]
2. intoxicated
[Option ID = 37855]
3. as mad as I could be
[Option ID = 37856]
4. slightly touched in the brain
[Option ID = 37857]
Correct Answer :
as mad as I could be
[Option ID = 37856]
2) Each of the following idioms has four responses (choices). Choose the correct meaning of the idioms
To mince one's words:
[Question ID = 9466]
1. to take back one's word
[Option ID = 37858]
2. to repeat one's word
[Option ID = 37859]
3. to speak candidly
[Option ID = 37860]
4. to speak hesitatingly
[Option ID = 37861]
Correct Answer :
to speak hesitatingly
[Option ID = 37861]
3) Each of the following idioms has four responses (choices). Choose the correct meaning of the idioms
To have an edge on:
[Question ID = 9467]
1. to cut with a knife
[Option ID = 37862]
2. to threaten to wound
[Option ID = 37863]
3. to be slightly better
[Option ID = 37864]
4. to be in a dangerous situation
[Option ID = 37865]
Correct Answer :
to be slightly better
[Option ID = 37864]
4) Out of the four alternatives given below, choose the one which is opposite in meaning to the each of the word.
LUSCIOUS
[Question ID = 9468]

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1. Dry
[Option ID = 37866]
2. Sour
[Option ID = 37867]
3. Ugly
[Option ID = 37868]
4. Stale
[Option ID = 37869]
Correct Answer :
Ugly
[Option ID = 37868]
5) Out of the four alternatives given below, choose the one which is opposite in meaning to the each of the word.
ABHOR
[Question ID = 9469]
1. detest
[Option ID = 37870]
2. Condemn
[Option ID = 37871]
3. Love
[Option ID = 37872]
4. Entertain
[Option ID = 37873]
Correct Answer :
Love
[Option ID = 37872]
6) Out of the four alternatives given below, choose the one which is opposite in meaning to the each of the word.
PARSIMONIOUS
[Question ID = 9470]
1. Generous
[Option ID = 37874]
2. Frugal
[Option ID = 37875]
3. Crude
[Option ID = 37876]
4. Stingy
[Option ID = 37877]
Correct Answer :
Generous
[Option ID = 37874]
7) Each of the following items in this section consists of a sentence, the parts of which have been jumbled. These parts
have been labelled P, Q, R and S. Given below each sentence are four sequences namely (1), (2), (3) and (4). You are
required to rearrange the jumbled parts of the sentence and select the correct sequence.
Most of Hitchcock's films
were critically acclaimed on both sides of the Atlantic (P)
earning him both fame and fortune (Q)
and made good money at the box office, (R)
in no small measure (S).
The correct sequence should be
[Question ID = 9471]
1. PRQS
[Option ID = 37878]
2. PRSQ

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[Option ID = 37879]
3. QPRS
[Option ID = 37880]
4. QSPR
[Option ID = 37881]
Correct Answer :
PRQS
[Option ID = 37878]
8) Each of the following items in this section consists of a sentence, the parts of which have been jumbled. These parts
have been labelled P, Q, R and S. Given below each sentence are four sequences namely (1), (2), (3) and (4). You are
required to rearrange the jumbled parts of the sentence and select the correct sequence.
One monsoon evening,
the farmer returned from the fields (P)
when the sky was overcast with threatening clouds (Q)
and found a group of children playing on the road (R)
a little earlier than usual (S).
The correct sequence should be
[Question ID = 9472]
1. QSPR
[Option ID = 37882]
2. QPSR
[Option ID = 37883]
3. QRSP
[Option ID = 37884]
4. PQRS
[Option ID = 37885]
Correct Answer :
QPSR
[Option ID = 37883]
9) Each of the following items in this section consists of a sentence, the parts of which have been jumbled. These parts
have been labelled P, Q, R and S. Given below each sentence are four sequences namely (1), (2), (3) and (4). You are
required to rearrange the jumbled parts of the sentence and select the correct sequence.
It was reported that
The table (P)
belonging to a lady (Q)
with three carved legs (R)
was sold the next day by auction (S),
The correct sequence should be
[Question ID = 9473]
1. PRQS
[Option ID = 37886]
2. QPRS
[Option ID = 37887]
3. PQSR
[Option ID = 37888]
4. PQRS
[Option ID = 37889]
Correct Answer :
PQSR
[Option ID = 37888]
10)

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[Question ID = 9474]
1.
[Option ID = 37890]
2.
[Option ID = 37891]
3.
[Option ID = 37892]
4.
[Option ID = 37893]
Correct Answer :
[Option ID = 37890]
11)
[Question ID = 9475]
1.
[Option ID = 37894]
2.
[Option ID = 37895]
3.
[Option ID = 37896]
4.
[Option ID = 37897]
Correct Answer :
[Option ID = 37894]
12)
[Question ID = 9476]
1.
[Option ID = 37898]
2.
[Option ID = 37899]
3.
[Option ID = 37900]
4.
[Option ID = 37901]
Correct Answer :
[Option ID = 37898]
13)

---

[Question ID = 9477]
1.
[Option ID = 37902]
2.
[Option ID = 37903]
3.
[Option ID = 37904]
4.
[Option ID = 37905]
Correct Answer :
[Option ID = 37903]
14)
where
measures distance from nucleus and is a constant.
The value of is
[Question ID = 9478]
1.
[Option ID = 37906]
2.
[Option ID = 37907]
3.
[Option ID = 37908]
4.
[Option ID = 37909]
Correct Answer :
[Option ID = 37907]
15)
[Question ID = 9479]
1.
[Option ID = 37910]
2.
[Option ID = 37911]
3.
[Option ID = 37912]
4.
[Option ID = 37913]
Correct Answer :
[Option ID = 37910]

---

16)
[Question ID = 9480]
1.
[Option ID = 37914]
2.
[Option ID = 37915]
3.
[Option ID = 37916]
4.
[Option ID = 37917]
Correct Answer :
[Option ID = 37914]
17)
[Question ID = 9481]
1.
[Option ID = 37918]
2.
[Option ID = 37919]
3.
[Option ID = 37920]
4.
[Option ID = 37921]
Correct Answer :
[Option ID = 37920]
18)
[Question ID = 9482]
1.
[Option ID = 37922]
2.
[Option ID = 37923]
3.
[Option ID = 37924]
4.
[Option ID = 37925]
Correct Answer :
[Option ID = 37922]
19) The angle of resultant polarization of an electromagnetic wave whose electric field is given below

---

[Question ID = 9483]
1.
[Option ID = 37926]
2.
[Option ID = 37927]
3.
[Option ID = 37928]
4.
[Option ID = 37929]
Correct Answer :
[Option ID = 37926]
20)
[Question ID = 9484]
1.
[Option ID = 37930]
2.
[Option ID = 37931]
3.
[Option ID = 37932]
4.
[Option ID = 37933]
Correct Answer :
[Option ID = 37932]
21)
[Question ID = 9485]
1.
[Option ID = 37934]
2.
[Option ID = 37935]
3.
[Option ID = 37936]
4.
[Option ID = 37937]
Correct Answer :
[Option ID = 37935]
22) Solve the differential equation
[Question ID = 9487]
1.
[Option ID = 37942]
2.
[Option ID = 37943]

---

3.
[Option ID = 37944]
4.
[Option ID = 37945]
Correct Answer :
[Option ID = 37943]
23) Solve
[Question ID = 9488]
1.
[Option ID = 37946]
2.
[Option ID = 37947]
3.
[Option ID = 37948]
4.
[Option ID = 37949]
Correct Answer :
[Option ID = 37946]
24)
[Question ID = 9489]
1.
[Option ID = 37950]
2.
[Option ID = 37951]
3.
[Option ID = 37952]
4.
[Option ID = 37953]
Correct Answer :
[Option ID = 37950]
25) Find the rank of the matrix
[Question ID = 9490]
1. 4 [Option ID = 37954]
2. 1 [Option ID = 37955]

---

3. 2 [Option ID = 37956]
4. 3 [Option ID = 37957]
Correct Answer :
3 [Option ID = 37957]
26) Write down the matrix of the quadratic form
[Question ID = 9491]
1.
[Option ID = 37958]
2.
[Option ID = 37959]
3.
[Option ID = 37960]
4.
[Option ID = 37961]
Correct Answer :
[Option ID = 37959]
27)
[Question ID = 9492]
1.
[Option ID = 37962]
2.
[Option ID = 37963]
3.
[Option ID = 37964]
4.
[Option ID = 37965]
Correct Answer :
[Option ID = 37962]
28) Find the constants
and so that

---

is irrotational.
[Question ID = 9493]
1.
[Option ID = 37966]
2.
[Option ID = 37967]
3.
[Option ID = 37968]
4.
[Option ID = 37969]
Correct Answer :
[Option ID = 37967]
29)
[Question ID = 9494]
1.
[Option ID = 37970]
2.
[Option ID = 37971]
3.
[Option ID = 37972]
4.
[Option ID = 37973]
Correct Answer :
[Option ID = 37973]
30) Suppose that a book of 600 pages contains 40 printing mistakes. Assume that these errors are randomly distributed
throughout the book and , the number of errors per page has a Poisson distribution. What is the probability that 10 pages
selected at random will be free of errors?
[Question ID = 9495]
1. 0.11
[Option ID = 37974]
2. 0.21
[Option ID = 37975]
3. 0.51
[Option ID = 37976]
4. 0.41
[Option ID = 37977]
Correct Answer :
0.51
[Option ID = 37976]
31) Evaluate the integral
[Question ID = 9496]
1. zero [Option ID = 37978]
2.
[Option ID = 37979]
3.

---

[Option ID = 37980]
4.
[Option ID = 37981]
Correct Answer :
[Option ID = 37979]
32) Evaluate
[Question ID = 9497]
1.
[Option ID = 37982]
2.
[Option ID = 37983]
3.
[Option ID = 37984]
4.
[Option ID = 37985]
Correct Answer :
[Option ID = 37982]
33) Solve for
from the integral equation
where the Fourier sine and cosine transform of a function
may be defined as
and

respectively.
[Question ID = 9498]
1.
[Option ID = 37986]
2.
[Option ID = 37987]
3.
[Option ID = 37988]
4.
[Option ID = 37989]
Correct Answer :
[Option ID = 37986]
34) According to Einstein relation, for any semiconductor the ratio of diffusion constant to mobility of carriers
[Question ID = 9499]
1. depends upon the temperature of the semiconductor. [Option ID = 37990]
2. depends upon the type of semiconductor [Option ID = 37991]
3. varies with life time of the semi conductor [Option ID = 37992]
4. is a universal constant [Option ID = 37993]
Correct Answer :
depends upon the temperature of the semiconductor. [Option ID = 37990]
35)

---

[Question ID = 9500]
1.
[Option ID = 37994]
2.
[Option ID = 37995]
3.
[Option ID = 37996]
4.
[Option ID = 37997]
Correct Answer :
[Option ID = 37995]
36)
[Question ID = 9501]
1. 25, 9 and 57 respectively [Option ID = 37998]
2. 6, 6 and 6 respectively [Option ID = 37999]
3. 7, 7 and 7 respectively [Option ID = 38000]
4. 25, 9, and 57 respectively [Option ID = 38001]
Correct Answer :
7, 7 and 7 respectively [Option ID = 38000]
37) If the function
and are as follows
[Question ID = 9502]
1.
[Option ID = 38002]
2.
[Option ID = 38003]
3.
[Option ID = 38004]
4.
[Option ID = 38005]
Correct Answer :
[Option ID = 38002]
38) A 4bit modulo16 ripple counter uses JK flipflops. If the propagation delay of each FF is 50ns, the maximum clock
frequency that can be used is equal to
[Question ID = 9503]
1. 20MHz [Option ID = 38006]
2. 10MHz [Option ID = 38007]
3. 5MHz [Option ID = 38008]
4. 4MHz [Option ID = 38009]
Correct Answer :
5MHz [Option ID = 38008]
39)

---

[Question ID = 9504]
1.
[Option ID = 38010]
2.
[Option ID = 38011]
3.
[Option ID = 38012]
4.
[Option ID = 38013]
Correct Answer :
[Option ID = 38011]
40) For the circuit shown in Fig.1, the initial conditions are zero. Its transfer function
is
[Question ID = 9505]
1.
[Option ID = 38014]
2.
[Option ID = 38015]
3.
[Option ID = 38016]
4.
[Option ID = 38017]
Correct Answer :
[Option ID = 38017]
41) The minimal function that can detect a " divisible by 3" 8421 BCD code digit (representation is
is given by
[Question ID = 9506]
1.
[Option ID = 38018]
2.
[Option ID = 38019]
3.
[Option ID = 38020]
4.
[Option ID = 38021]
Correct Answer :
[Option ID = 38019]

---

42) A 4bit shift register circuit configured for right ?shift operation, i.e.,
, is shown in
Fig.2. If the present state of the shift register is
the number of clock cycles required to reach the state
is
[Question ID = 9507]
1. 5
[Option ID = 38022]
2. 10
[Option ID = 38023]
3. 15
[Option ID = 38024]
4. 20
[Option ID = 38025]
Correct Answer :
10
[Option ID = 38023]
43) The state diagram of a finite state machine FSM designed to detect an overlapping sequence of three bits is
shown in Fig.3. The FSM has an input `in' and an output `Out'. The initial state of the FSM is .
If the input sequence is 10101101001101, starting with the leftmost bit, then the number of times `Out' will be 1 is
[Question ID = 9508]
1. 4
[Option ID = 38026]
2. 3
[Option ID = 38027]
3. 2
[Option ID = 38028]
4. 1
[Option ID = 38029]
Correct Answer :
4
[Option ID = 38026]
44) Choose the correct statement from the following:

---

(a) PROM contains a programmable AND array and a fixed OR array
(b) PLA contains a fixed AND array and a programmable OR array
(c) PROM contains a fixed AND array and a programmable OR array
(d) PLA contains a programmable AND array and a programmable OR array
[Question ID = 9509]
1. a, b [Option ID = 38030]
2. b, c [Option ID = 38031]
3. c, d [Option ID = 38032]
4. a, d [Option ID = 38033]
Correct Answer :
c, d [Option ID = 38032]
45) In an 8085 microprocessor , the shift registers which store the result of an addition and the overflow bit are,
respectively
[Question ID = 9510]
1. B and F [Option ID = 38034]
2. A and F [Option ID = 38035]
3. H and F [Option ID = 38036]
4. A and C [Option ID = 38037]
Correct Answer :
A and F [Option ID = 38035]
46) For the 8085 assembly language program given below(Fig.4), the content of the accumulator after the execution of
the program is
[Question ID = 9511]
1. 00H [Option ID = 38038]
2. 45H [Option ID = 38039]
3. 67H [Option ID = 38040]
4. E7H [Option ID = 38041]
Correct Answer :
67H [Option ID = 38040]
47) Evaluate
, where S is a triangle with vertices (0,0), (10,1) and (1,1).
[Question ID = 11229]
1. 1/6 [Option ID = 44910]
2.
[Option ID = 44911]
3. 3 [Option ID = 44912]
4. 6 [Option ID = 44913]
Correct Answer :
6 [Option ID = 44913]
Topic: INFO MSC S2_P2
1) Read the following information to answer the given questions
Six friends A, B, C, D, E and F are sitting in a row facing towards North .
C is sitting between A and E, D is not at the end.
B is sitting immediate right to E. F is not at the right end.
How many persons are there to the right of D?

---

[Question ID = 9513]
1. One
[Option ID = 38046]
2. Two
[Option ID = 38047]
3. Three
[Option ID = 38048]
4. Four
[Option ID = 38049]
Correct Answer :
Four
[Option ID = 38049]
2) Read the following information to answer the given questions
Six friends A, B, C, D, E and F are sitting in a row facing towards North .
C is sitting between A and E, D is not at the end.
B is sitting immediate right to E.
F is not at the right end.
Who is immediate left of C?
[Question ID = 9514]
1. A
[Option ID = 38050]
2. E
[Option ID = 38051]
3. Either E or A
[Option ID = 38052]
4. B
[Option ID = 38053]
Correct Answer :
A
[Option ID = 38050]
3) Read the following information to answer the given questions
Six friends A, B, C, D, E and F are sitting in a row facing towards North .
C is sitting between A and E, D is not at the end.
B is sitting immediate right to E.
F is not at the right end.
Who is at the right end?
[Question ID = 9515]
1. A
[Option ID = 38054]
2. B
[Option ID = 38055]
3. E
[Option ID = 38056]
4. D
[Option ID = 38057]
Correct Answer :
B
[Option ID = 38055]

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