KUET 2021 Question Paper MCA

FOR KUET EXAM PREPARATION

KUET 2021
Question Paper · MCA
EXAM YEAR TYPE SUBJECT

KUET 2021 Question Paper MCA

Notes · Sample Papers · Previous Year Papers · Mock Tests

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Sr. No. .............................

ENTRANCE TEST-2021
SCHOOL OF APPLIED SCIENCES & TECHNOLOGY

A .com
COMPUTER SCIENCE
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Question Booklet Series

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Total Questions : 60
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Time Allowed : 70 Minutes Roll No. :

s e g l
g l a Instructions for Candidates :
a
a Entrance Test Roll Number in the space provided at the top of this page of Question Booklet
1. Write your
and fill up the necessary information in the spaces provided on the OMR Answer Sheet.
2. OMR Answer Sheet has an Original Copy and a Candidate’s Copy glued beneath it at the top. While
making entries in the Original Copy, candidate should ensure that the two copies are aligned properly
so that the entries made in the Original Copy against each item are exactly copied in the Candidate’s
Copy.
3. All entries in the OMR Answer Sheet, including answers to questions, are to be recorded in the Original

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Copy only.

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4. Choose the correct / most appropriate response for each question among the options A, B, C and D and

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darken the circle of the appropriate response completely. The incomplete darkened circle is not correctly

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read by the OMR Scanner and no complaint to this effect shall be entertained.
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5. Use only blue/black ball point pen to darken the circle of correct/most appropriate response. In no case
gel/ink pen or pencil should be used.
6. Do not darken more than one circle of options for any question. A question with more than one darkened
response shall be considered wrong.
7. There will be ‘Negative Marking’ for wrong answers. Each wrong answer will lead to the deduction
of 0.25 marks from the total score of the candidate.
8. Only those candidates who would obtain positive score in Entrance Test Examination shall be eligible
for admission.
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9. Do not make any stray mark on the OMR sheet.

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10. Calculators and mobiles shall not be permitted inside the examination hall.
m booklet.
em12. OMR Answer Sheet must be handled carefully and it should not be folded l s
aor mutilated in which case it
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11. Rough work, if any, should be done on the blank sheets provided with the question

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a will not be evaluated.
13. Ensure that your OMR Answer Sheet has been signed by the Invigilator and the candidate himself/
herself.
14. At the end of the examination, hand over the OMR Answer Sheet to the invigilator who will first tear off
the original OMR sheet in presence of the Candidate and hand over the Candidate’s Copy to the candidate.
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1. Have you been more careful, the accident could 5. Length and width of a field are in the ratio
have been averted. 5 : 3. If the width of the field is 42 m then its
(A) If you have been length is :

(B) Had you been (A) 100 m

(C) If you could have been
(B) 80 m
(D) No correction required
(C) 50 m
2. The Antonym of the word Approbate is :
(D) 70 m
(A) Ingratitude
6. A can do a piece of work in 30 days. He works
(B) Dissatisfaction
at it for 5 days and then B finishes it in
(C) Condemn
20 days. In what time can A and B together do it ?
(D) Master
(A) days
3. The verbal analogy of Liquid : Litre is :

(A) Hot : Cold (B) days

(B) Weight : Kilogram (C) days
(C) Movie : Entertainment
(D) days
(D) Winter : Cold
7. A is the father of X. B is the mother of Y. The
4. “ Sustained pressure must be brought to bear to
sister of X and Z is Y. Which of the following
see that pollution _______ Laws are ______”
statements is definitely not true ?
Select the appropriate set of words that make
the sentence more meaningful? (A) B is the wife of A
(A) enforcement, adhered to
(B) B has one daughter
(B) control, adhered to
(C) Y is the son of A
(C) effective, complied to
(D) X is the sister of Z
(D) prohibition, made up

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8. If 44 × 44 = 4444 and 34 × 52 = 5423 then 12. Numbers lying between 99 and 1000 that can
81 × 46 = ? be formed from the digits 2, 3, 7, 0, 8, 6 are :
(A) 1648 (A) 100
(B) 8461 (B) 150
(C) 8164
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(C) 200

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(D) 4168
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(D) 250

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9. If a, b, c are real and a + b + c = 0 then the 13. A circle passing through (0, 0), (a, 0), (0, b)

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quadratic equation, 4ax 2 + 3bx + 2c = 0 has : then the coordinates of the centre are :
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(A) One positive and one negative root a b
(A)  , 
(B) Imaginary roots 2 2

(C) Two real roots b a
(B)  , 
2 2
(D) None of these
(C) (a, b)

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10. A candidate is required to answer 6 out of

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(D)

14.. What is the order of the equation,
10 questions which are divided into two groups
each containing 5 questions . He is not permitted m
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to attempt more than 4 questions from either
l a  ∂y  ∂y
2

a which
xy   + yx + = 0 y∂x = 0 ?
3 2
group . The number of different ways in  ∂x  ∂x
the candidate can select the 6 questions is :
(A) Third Order
(A) 50
(B) Second Order
(B) 150
(C) First Order
(C) 200
(D) Zero Order
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(D) 250

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15. If cos 5θ = a cos θ + b cos3θ + c cos5θ + d,

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11. The 16 term of an arithmetic sequence
th

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then :

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4, 7, 10, _______ is :

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(A) 16
a
(B) B = –16
(B) 23
(C) C = 16 and –20
(C) 35
(D) D = 5
(D) 49

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16. A tower subtends an angle of at a point on 19. If the mean and variance of a binomial
the same level as the foot of the tower, and at 4
distribution are 2 and respectively, then
a second point, “h” metre above the first, the 3
the value of p(x = 0) is :
depression of the foot of the tower is . The
height of the tower is : 1
(A)
8
(A) h metre
64
(B)
(B) 3h metre 729

(C) 3 h metre 1
(C)
729
(D) None of these
8
(D)
17. The average score of boys in an examination of 729
a school is 71 and that of girls is 73. The 20. In a group of 52 persons, 16 drink tea but not
average of the school in that examination is coffee and 33 drink tea, How many drink Coffee
71.8. Find the ratio of the number of boys to but not tea ?
the number of girls in the examination.
(A) 3
(A) 2:3
(B) 7

(B) 1:2 (C) 17

(C) 2:1 (D) 19

21. If circular metal sheet is 0.65 cm thick and of 50
(D) 3:2
cm in diameter is melted and recast into cylindrical
18. The coefficient of correlation was defined by : bar with 8cm diameter then the length of bar will
be :
(A) Laplace
(A) 24.41 cm
(B) Pascal
(B) 35.41 cm
(C) De Moivre (C) 40.41 cm

(D) Karl Pearson (D) 30.41 cm

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22. The radius of a hemispherical balloon increases 26. ENIAC uses ____.
from 6 cm to 12 cm as air is being pumped into (A) Decimal Numbering System
it. The ratios of the surface areas of the balloon
in the two cases is : (B) Octal Numbering System

(A) 1 : 4 (C) Binary Numbering System
(B) 1 : 3 (D) Hexadecimal Numbering System
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(C) 2 : 3
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27. The term gigabyte refers to :
(D) 2 : 1
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(A) 1024 bytes
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23. Let P = 2 −la
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1 − 1 − 2 − 1
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   (B) 1024 kilobytes

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3 4 and Q =  6 12 6
   (C) 1000 megabytes
3 − 2 3  5 10 5
(D) 1024 megabytes
be two matrices , then rank of P + Q will be :
28. EPROM can be used for ____.
(A) 0
(B) 1 (A) Erasing the contents of ROM

(C) 2 (B) Reconstructing the contents of ROM

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(C) Erasing and reconstructing the contents of
ROM

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24. The value of ∫ sin5 x cos3 x dx is :
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a
0

(A) 0.0203
(A) Radix
(B) 0.0307
(B) Set of distinct counting digits
(C) 0.0417
(D) 0.0543 (C) Bits
25. ASCII and EBCDIC are the popular character (D) Both (A) and (B)
coding systems. What does EBCDIC stand for ?
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30. What is the mantissa portion of float number

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(A) Extended Binary Coded Decimal Interchange

c.(B)o Extended Bit Code Decimal Interchange
0.085 when it is stored in 32-bit floating point

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Code

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representation ?

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(A) 3019899

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(B) 2019899
(C) 3019898
(D) Extended Binary Case Decimal Interchange
(D) None
Code

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31. The essential content(s) of each entry of a page 35. Which of the following comment is correct when
table are : a macro definition includes arguments ?
(A) Virtual page number (A) The opening parenthesis should immediately
(B) Page frame number follow the macro name.
(B) There should be at least one blank between
(C) Both Virtual page number and Page frame
the macro name and the opening parenthesis.
number
(C) There should be only one blank between
(D) Access rights information.
the macro name and the opening parenthesis.
32. The contents of a base register are added to the
(D) All the above comments are correct.
contents of index register in :
36. What will be the output of the following program
(A) indexed addressing mode
if the input is abcdefg ?
(B) based indexed addressing mode main()
(C) relative based indexed addressing mode {
(D) based indexed and relative based indexed char x [10], *ptr = x;
addressing mode
scanf (“%s”, x);
33. The value of “l after executing the following
change(&x[4]);
code fragment will be :
}
int i = 5, j, l = 0;
change(char a[])
for (i = 1 ; i < = 5 ; i + +)
for (j = 0 ; j < = i ; j + +) {
l + + ; puts(a);
(A) 25 }
(B) 5 (A) abcd
(C) 15 (B) abc

(D) None of these (C) efg

34. The statement which makes a while loop to (D) Garbage
skip statements in the current iteration and goes 37. Which of the following is generally used for
straight to the while condition checking is : performing tasks like creating the structure of
(A) Continue the relations, deleting relation?
(A) DML (Data Manipulation Language)
(B) Break
(B) Query
(C) Skip
(C) Relational Schema
(D) None of these
(D) DDL (Data Definition Language)
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38. Which one of the following refers to the copies of 42. What is the maximum number of children that a
the same data (or information) occupying the binary tree node can have ?
memory space at multiple places ?
(A) 0
(A) Data Repository
(B) 1
(B) Data Inconsistency
(C) 2
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(C) Data Mining

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(D) 3

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(D) Data Redundancy

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43. Which of the following ways can be used to represent
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39. The relation employee(ID,name, street, Credit,

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a graph ?
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street,city, salary) is

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decomposed into Employee1(ID,name) (A) Adjacency List and Adjacency Matrix

Employee2(name, street, city, salary) (B) Incidence Matrix

This type of decomposition is called : (C) Adjacency List, Adjacency Matrix as well
as Incidence Matrix
(A) Lossless decomposition
(B) Lossless-join decomposition (D) No way to represent

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(C) Lossy-join decomposition 44. Which of the following sorting algorithms in

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its typical implementation gives best performance
(D) None of the mentioned
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when applied on an array which is sorted or
40. Which of the following protocols ensures conflict
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almost sorted (maximum 1 or two elements are
serializability and safety from deadlocks ?
a misplaced).
(A) Two-phase locking protocol
(A) Insertion Sort
(B) Time-stamp ordering protocol
(B) Quick Sort
(C) Graph based protocol
(C) Merge Sort
(D) None of the mentioned
(D) Heap Sort
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41. What data structure would you mostly likely

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see in non recursive implementation of a 45. In operating system, each process has its

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own ________.

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recursive algorithm ?

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(A) address space

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(C) Queue (C) pending alarms, signals and signal handlers
(D) Tree (D) All of the mentioned

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46. Which of the following algorithms tends to minimize 50. What is an external sorting algorithm ?
the process flow time ? (A) Algorithm that uses tape or disk during the
(A) First come First served sort

(B) Shortest Job First (B) Algorithm that uses main memory during
the sort
(C) Earliest Deadline First
(C) Algorithm that involves swapping
(D) Longest Job First
(D) Algorithm that are considered ‘in place’
47. Memory management technique in which system
stores and retrieves data from secondary storage 51. What is the worst case complexity of bubble
for use in main memory is called : sort ?
(A) O(nlogn)
(A) Fragmentation
(B) O(logn)
(B) Paging
(C) O(n)
(C) Mapping
(D) O(n2)
(D) None of the mentioned
52. What is the average running time complexity of
48. Which of the following condition is required
a quick sort algorithm ?
for a deadlock to be possible ?
(A) O(nlogn)
(A) Mutual exclusion
(B) O(logn)
(B) A process may hold allocated resources
(C) O(n)
while awaiting assignment of other
resources (D) O(n2)

(C) No resource can be forcibly removed from 53. There are ________ tuples in finite state machine.
a process holding it (A) 4
(D) All of the mentioned (B) 5
49. The word ____________comes from the name (C) 6
of a Persian mathematician Abu Ja' far
(D) Unlimited
Mohammed ibn-i Musa al Khowarizmi.
54. Regular grammar is :
(A) Flowchart
(A) Context free grammar
(B) Flow
(B) Non context free grammar
(C) Algorithm
(C) English grammar
(D) Syntax
(D) None of the mentioned

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55. Which of the following statement is false ? 58. The technique of temporarily delaying
(A) Context free language is the subset of context outgoing acknowledgements so that they can be
sensitive language hooked onto the next outgoing data frame is
called _________.
(B) Regular language is the subset of context
sensitive language (A) Piggybacking

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(C) Recursively enumerable language is the (B) Cyclic redundancy check

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super set of regular language

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(C) Fletchers checksum

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(D) Context sensitive language is a subset of

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context free language

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a over {a, b} ?
56. Which of the
palindrome is ________.
(A) Push down Automata (A) Ethernet
(B) Turing machine
(B) Internet protocol
(C) Non Deterministic Finite Automata
(C) Hypertext transfer protocol
(D) All of the mentioned

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(D) File transfer protocol
57. What do we call a collection of two or more
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computers that are located within a limited 60. Which of the following are transport layer
distance of each other and that are connected to
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protocols used in networking ?
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each other directly or indirectly ?
(A) TCP and FTP
(A) Internet
(B) UDP and HTTP
(B) Intranet
(C) TCP and UDP
(C) Local Area Network
(D) Wide Area Network (D) HTTP and FTP

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ROUGH WORK

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