CUSAT CAT 2021 Question Paper M.Sc Computer Science

502- MSc Computer Science

1. The postfix expression for the infix expression A + B * (C + D) / F + D * E is:

(A) AB + CD + *F/D + E*
(B) ABCD + *F/ + DE* +
(C) A*B + CD/F*DE + +
(D) A + *BCD/F*DE + +

2. Which of the following is essential for converting infix expression to
postfix form efficiently?

(A) An operator stack
(B) An operand stack
(C) An operator stack and an operand stack
(D) No need of a stack

3. The following sequence of operation is performed on stack:
push(1),push(2),pop, push(1), push(2), pop, pop, pop, push(2), pop.
The sequence of popped out values is?

(A) 2, 2, 1, 1, 2
(B) 2, 2, 1, 2, 2
(C) 2, 1, 2, 2, 1
(D) 2, 1, 2, 1, 2

4. Stack can be implemented using ……………. and …………….

(A) Trees and Linked List
(B) Array and Graph
(C) Linked list and Array
(D) Queue and Graph

5. In a circular linked list organization, insertion of a record involves the assignment of

(A) No pointer
(B) 1 Pointer
(C) 2 Pointers
(D) 3 Pointers

6. Which of the following is not a type of constructor?

(A) Copy constructor
(B) Default constructor
(C) Friend constructor
(D) Parameterized constructor

7. Which of the following concept determines at runtime what method to invoke?

(A) Dynamic Binding
(B) Dynamic Loading
(C) Dynamic Typing
(D) Data Hiding

8. Which of the following two entities (reading from Left to Right) can be connected by
the dot operator?

(A) A class object and a member of that class
(B) A class and a member of that class
(C) A class member and a class object
(D) A class object and a class

9. Which of the following is not an arithmetic operation?

(A) a *= 10;
(B) a /= 10;
(C) a != 10;
(D) a %= 10;

10. What is the output of this C code?

#include <stdio.h>
void main()
{
double k = 0;
for (k = 0.0; k < 3.0; k++)
printf("Hello");
}

(A) Run time error
(B) Hello is printed thrice
(C) Hello is printed twice
(D) Hello is printed infinitely

11. Relational operators can be used on

(A) structure
(B) long
(C) string
(D) float

12. What is the output of this C code?

#include <stdio.h>
void main()
{
int k;
for (k = -3; k < -5; k++)
printf("Hello");
}

(A) Hello
(B) Infinite Hello
(C) Run time error
(D) Nothing

13. #include <stdio.h>
int main()
{
int i = 0;
for (; ; ;)
printf("In for loop\n");
printf("After loop\n");
}
Output of above code

(A) compile error
(B) infinite loop
(C) after loop
(D) undefined behaviour

14. If a process needs I/O to or from a disk, and if the drive or controller is busy then:

(A) the request will be placed in the queue of pending requests for that drive
(B) the request will not be processed and will be ignored completely
(C) the request will not be placed
(D) None of the above

15. SSTF algorithm, like SJF …………… of some requests.

(A) may cause starvation
(B) will cause starvation
(C) does not cause starvation
(D) causes aging

16. The part of machine level instruction, which tells the central processor
what has to be done, is

(A) Operation code
(B) Address
(C) Locator
(D) Flip-Flop

17. Which of the following refers to the associative memory?

(A) The address of the data is generated by the CPU
(B) The address of the data is supplied by the users
(C) There is no need for an address i.e. the data is used as an address
(D) The data are accessed sequentially

18. To avoid the race condition, the number of processes that may be simultaneously
inside their critical section is

(A) 8
(B) 1
(C) 16
(D) 0

19. Process is

(A) program in High level language kept on disk
(B) contents of main memory
(C) a program in execution
(D) a job in secondary memory

20. Which of the following system software does the job of merging the records from two
files into one?

(A) Security software
(B) Utility program
(C) Networking software
(D) Documentation system

21. Which of the following instruction steps, would be written within the diamond-shaped
box, of a flowchart?

(A) S=B–C
(B) IS A < 10
(C) PRINT A
(D) DATA X, 4Z

22. Interprocess communication

(A) is required for all processes
(B) is usually done via disk drives
(C) is never necessary
(D) allows processes to synchronize activity

23. A system program that sets up an executable program in main memory, ready for
execution is

(A) Assembler
(B) Linker
(C) Loader
(D) Compiler

24. Which of the following are loaded into main memory when the computer is booted?

(A) Internal command instructions
(B) External command instructions
(C) Utility programs
(D) Word processing instructions

25. The FIFO algorithm

(A) executes first the job that last entered the queue
(B) executes first the job that first entered the queue
(C) executes first the job that has been in the queue the longest
(D) executes first the job with the least processor needs

26. Which of the following is not a logical data-base structure?

(A) Tree
(B) Relational
(C) Network
(D) Chain

27. Which of the following are the applications of stack?
(A) Function calls
(B) Large number Arithmetic
(C) Evaluation of arithmetic expressions
(D) All of the above

28. If the post order traversal of a binary tree is DEBFCA, find the pre order traversal

(A) ABFCDE
(B) ADBFEC
(C) ABDECF
(D) ABDCEF

29. If several elements are competing for the same bucket in the hash
table, what is it called?

(A) Diffusion
(B) Replication
(C) Collision
(D) Chaining

30. In linked list implementation of a queue, if front and rear pointers are tracked, which
of these pointers will change during an insertion into a NONEMPTY queue?

(A) Only front pointer
(B) Only rear pointer
(C) Both front and rear pointer
(D) No change

31. Consider the following operation performed on a stack of size 5.
Push(1);
Pop();
Push(2);
Push(3);
Pop();
Push(4);
Pop();
Pop();
Push(5);
After the completion of all operation, the number of elements present in stack are

(A) 1
(B) 2
(C) 3
(D) 4

32. Which of the following is the postfix expression of the given infix expression
converted using a stack?

x + y * z + (p * q + r) * s

(A) xyz * + pq * r + s * +
(B) xyz * + pq * r + s + *
(C) xyz + * pq * r + s * +
(D) None of the above

33. The strategy of allowing processes that are logically runnable to be temporarily
suspended is called

(A) preemptive scheduling
(B) non preemptive scheduling
(C) shortest job first
(D) first come first served

34. The data transfer operation that is done without using the CPU is called

(A) Program controlled data transfer
(B) Interrupt controlled data transfer
(C) Direct memory access data transfer
(D) Bidirectional data transfer

35. The height of tree is the length of the longest root-to-leaf path in it. The maximum
and minimum number of nodes in a binary tree of height 5 are

(A) 63 and 6 respectively
(B) 64 and 5 respectively
(C) 32 and 6 respectively
(D) 31 and 5 respectively

36. Which member function of class cannot modify its objects’ attributes?

(A) Friend functions
(B) Private member functions
(C) Static member functions
(D) Constant member functions

37. What is the minimum number of two-input NAND gates used to perform the function
of two input OR gate?

(A) One
(B) Two
(C) Three
(D) Four

38. The ability to modify the database schema without causing changes to existing
application programs is called ............... data independence.

(A) Logical
(B) Physical
(C) View
(D) None of the above

39. Which of the following is another name of primary index?

(A) Secondary index
(B) Random index
(C) Clustering index
(D) None of the above

40. If an entity set does not have sufficient attributes to form a primary key,
it is called as a ............... entity set.

(A) Weak
(B) Dependent
(C) Partial
(D) None of the above

41. Given the basic ER and relational models, which of the following is INCORRECT?

(A) An attribute of an entity can have more than one value
(B) An attribute of an entity can be composite
(C) In a row of a relational table, an attribute can have more than one value
(D) In a row of a relational table, an attribute can have exactly one value or a
NULL value

42. The set of all allowable values that an attribute of a record can take is called as

(A) Fields
(B) Domain
(C) Constraint
(D) None of the above

43. Groups of data items or records that are physically stored and retrieved together is
called as

(A) Cluster
(B) Blocks
(C) Index
(D) None of the above

44. What will be the number of columns of a Cartesian product if the participating
relations have 3 and 4 fields each?

(A) 3
(B) 4
(C) 12
(D) 7

45. What is a DFD?

(A) The modern version of flowchart
(B) Mainly used at systems specification stage
(C) The primary output of the system design phase
(D) All of the above

46. Which one of the following is an application of Queue Data Structure?

(A) When a resource is shared among multiple consumers.
(B) When data is transferred asynchronously (data not necessarily received at same
rate as sent) between two processes
(C) Load Balancing
(D) All of the above

47. Which of the following sorting algorithms can be used to sort a random linked list
with minimum time complexity?

(A) Insertion Sort
(B) Quick Sort
(C) Heap Sort
(D) Merge Sort

48. The concatenation of two lists is to be performed in O(1) time. Which of the
following implementations of a list should be used?

(A) Singly linked list
(B) Doubly linked list
(C) Circular doubly linked list
(D) Array implementation of lists

49. Identify the incorrect file opening mode from the following.

(A) r
(B) x
(C) w
(D) A

50. Which of the data types has the size that varies?

(A) int
(B) struct
(C) float
(D) double

51. What are the things inherited from the base class?

(A) Constructor and its destructor
(B) Operator=() members
(C) Friends
(D) All of the mentioned

52. Consider the statement, int val[2][4] = {1, 2, 3, 4, 5, 6, 7, 8};
4 will be the value of
(A) val [1][4]
(B) val [0][4]
(C) val [1][1]
(D) None of the above

53. If integer needs two bytes of storage, then maximum value of a signed integer is
16
(A) 2 –1
15
(B) 2 –1
16
(C) 2
15
(D) 2

54. Which of the following is the output for the given program fragment?

int a = 4, b = 6;
printf(“% d”, a = = b);

(A) Outputs an error message
(B) Prints 0
(C) Prints 1
(D) None of the above

55. The statement printf(“%d”, 10?0?5:11:12); prints

(A) 10
(B) 0
(C) 12
(D) 11

56. In the following program

main()
{
float a = .5, b = .7;
if (b < = 0.7)
if (a < 0.5)
printf(“KCET”);
else
printf(“CUSAT”);
else
printf(“CET”);
}
Output is

(A) CUSAT
(B) KCET
(C) CET
(D) None of the above

57. Consider the following program segment in C

main()
{
printf(“CUSAT”);
main();
}

(A) is illegal
(B) keeps on printing CUSAT
(C) prints CUSAT once
(D) None of the above

58. #include<stdio.h>
int main(){
int k = 5;
if(5 == k)
printf("%d",k<<2<<1);
else
printf("Not equal");
}

(A) 1
(B) 48
(C) 40
(D) Compiler error

59. #include<stdio.h>
int main(){
int i=11;
int const * p=&i;
p++;
printf("%d",*p);
return 0;
}

(A) 11
(B) 12
(C) Garbage value
(D) Compiler error

60. #include<stdio.h>
int main(){
int array[2][2][3]={0,1,2,3,4,5,6,7,8,9,10,11};
printf("%d",array[1][0][2]);
return 0;
}

(A) 5
(B) 7
(C) 8
(D) 6

61. What does polymorphism in OOPs mean?

(A) Concept of allowing overriding of functions
(B) Concept of hiding data
(C) Concept of keeping things in different modules/files
(D) Concept of wrapping things into a single unit

62. Which concept allows you to reuse the written code?

(A) Encapsulation
(B) Abstraction
(C) Inheritance
(D) Polymorphism

63. When destructors are called?

(A) When a program ends
(B) When a function ends
(C) When a delete operator is used
(D) All of the mentioned

64. What happens if a user forgets to define a constructor inside a class?

(A) Error occurs
(B) Segmentation fault
(C) Objects are not created properly
(D) Compiler provides a default constructor to avoid faults/errors

65. Why do we need to handle exceptions?

(A) To avoid unexpected behaviour of a program during run-time
(B) To let compiler remove all exceptions by itself
(C) To successfully compile the program
(D) To get correct output

66. Which alternative can replace the throw statement?

(A) for
(B) break
(C) return
(D) exit

67. What is the use of RAII in C++ programming?

(A) Improve the exception safety
(B) Terminate the program
(C) Exit from the block
(D) Crash the compiler

68. Which of the following is true?

(A) Static methods cannot be overloaded
(B) Static data members can only be accessed by static methods
(C) Non-static data members can be accessed by static methods
(D) Static methods can only access static members (data and methods)

69. A machine needs a minimum of 100 sec to sort 1000 names by quick sort.
The minimum time needed to sort 100 names will be approximately

(A) 50.2
(B) 6.7
(C) 72.7
(D) 11.2

70. Which of the following is the average number of key comparisons done by
sequential search in the successful case?

(n  1)
(A)
2
n
(B)
2
(C) n + 1
(D) 2n

71. Which of the following is asymptotically smaller?

(A) lg(lg*n)
(B) lg*(lgn)
(C) lg(n!)
(D) lg*(n!)

72. What is recurrence for worst case of Quicksort and what is the time complexity in
worst case?
2
(A) Recurrence is T(n) = T(n – 2) + O(n) and time complexity is O(n )
2
(B) Recurrence is T(n) = T(n – 1) + O(n) and time complexity is O(n )
(C) Recurrence is T(n) = 2T(n/2) + O(n) and time complexity is O(n log n)
(D) Recurrence is T(n) = T(n/10) + T(9n/10) + O(n) and time complexity is
O(n log n)

73. Which one of the following in place sorting algorithms needs the
minimum number of swaps?

(A) Quick sort
(B) Insertion sort
(C) Selection sort
(D) Heap sort

74. Which of the following is true about Huffman Coding?

(A) Huffman coding may become lossy in some cases
(B) Huffman codes may not be optimal lossless codes in some cases
(C) In Huffman coding, no code is prefix of any other code
(D) All of the above

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75. Which of the following expression accesses the (i, j) entry of
a (M × N) matrix stored in column major form?

(A) N(i – 1) + j
(B) M(j – 1) + i
(C) M(N – j) + j
(D) N(M – i) + j

76. A binary tree T has n leaf nodes. The number of nodes of degree 2 in T is

(A) log2 n
(B) n−1
(C) n
(D) 2n

77. The post fix form of A$B*C – D + E/F/(G + H)

(A) AB$C*D – EF/GH+/+
(B) AB$C – D + EF/GH/+
(C) AB$C + D – EF/GH–/+
(D) AB$C – D*EF/GH/++

78. A complete binary tree of level 5 has how many nodes? (Assume root node at level 0)

(A) 15
(B) 25
(C) 63
(D) 33

79. Which of the following operations is not O(1) for an array of sorted data.
You may assume that array elements are distinct?
th
(A) Find the i largest element
(B) Delete an element
th
(C) Find the i smallest element
(D) All of the above

80. Which data structure is used for balancing of symbols in an expression?

(A) Stack
(B) Queue
(C) Tree
(D) Graph

81. Which of the following data structures is best suited for efficient implementation of
priority queue?

(A) Array
(B) Linked List
(C) Heap
(D) Stack

82. The minimum number of stacks needed to implement a queue is

(A) 3
(B) 1
(C) 2
(D) 4

83. Given the following prefix expression: * + 3 + 3 ↑ 3 + 3 3 3.
What is the value of the prefix expression?

(A) 2178
(B) 2199
(C) 2205
(D) 2232

84. Which normal form considered adequate for relational database design?

(A) 2 NF
(B) 3 NF
(C) 4 NF
(D) BCNF

85. If every non-key attribute is only functionally dependent on the primary key,
then the relation will be in

(A) 1 NF
(B) 2 NF
(C) 3 NF
(D) 4 NF

86. A data model is a collection of conceptual tools for describing

(A) Data ad data relationship
(B) Data semantics and consistency constraints
(C) Data, data relationship, data semantics and consistency constraints
(D) None of the above

87. A trigger is

(A) a statement that enables to start any DBMS
(B) a statement that is executed by the user when debugging an application
program
(C) a condition the system tests for the validity of the database user
(D) a statement that is executed automatically by the system as a side effect of a
modification to the database

88. Generally speaking, for a week entity set to be meaningful it must be part of a

(A) one-to-one relationship
(B) one-to-many relationship
(C) many-to- many relationship
(D) None of the above

89. Assume transaction A holds a shared lock R. If transaction B also requests for a shared
lock on R, it will

(A) result in a deadlock situation
(B) immediately be granted
(C) immediately be rejected
(D) be granted as soon as it is released by A

90. Which of the following is not usually part of the responsibilities of a database
administrator?

(A) Approving structural changes to the database
(B) Designing data entry screens
(C) Ensuring that an adequate back-up regime in place
(D) Issuing account to users and monitoring the performance of the system

91. The way a particular view the data from the database that an application uses is

(A) Module
(B) Relation
(C) Schema
(D) Subschema

92. Which of the following operations is not part of the five basic set operations in
relational algebra?

(A) Union
(B) Division
(C) Cartesian Product
(D) Set Difference

93. Which of the following statements concerning relational database is true?

(A) A foreign key field may be null
(B) A primary key field may be null
(C) All relations must be in at least third normal form
(D) The primary key fields of a relation must be adjacent

94. Relation R has attributes A, B, C, D, E, F, G, H, I, J and satisfies FD’S

ABD  E
CJ
AB  G
CI  I
BF
G  HI

Find the candidate key.

(A) ABCI
(B) ABCDG
(C) ABCDE
(D) ABCD

95. The page replacement policy that sometimes leads to more page faults when the size
of the memory is increased is

(A) FIFO
(B) LRU
(C) No such policy exists
(D) None of the above

96. Kernel is

(A) considered as the critical part of the operating system
(B) the software which monitors the operating system
(C) the set of primitive functions upon which the rest of operating system functions
are built up
(D) None of the above

97. In a time-sharing operating system, when the time slot given to a process is
completed, the process goes from the RUNNING state to the

(A) BLOCKED state
(B) READY state
(C) SUSPENDED state
(D) TERMINATED state

98. Virtual memory is

(A) part of main memory only used for swapping
(B) a technique to allow a program, of size more than the size of main memory, to
run
(C) part of secondary storage used in program execution
(D) None of the above

99. A process executes the code

fork();
fork();
fork();
The total number of child processes created is

(A) 3
(B) 4
(C) 7
(D) 8

100. What problem is solved by Dijkstra banker’s algorithm?

(A) Cache coherence
(B) Mutual exclusion
(C) Deadlock recovery
(D) Deadlock avoidance

101. Find out which of the figures (1), (2), (3) and (4) can be formed from the pieces given
in figure (X).

(X) (1) (2) (3) (4)

(A) 1
(B) 2
(C) 3
(D) 4

102. Find the number of triangles in the given figure.

(A) 16
(B) 22
(C) 28
(D) 32

103. Identify the figure that completes the pattern.

(X) (1) (2) (3) (4)

(A) 1
(B) 2
(C) 3
(D) 4

104. Identify the figure that completes the pattern.

(X) (1) (2) (3) (4)

(A) 1
(B) 2
(C) 3
(D) 4

105. Identify the figure that completes the pattern.

(X) (1) (2) (3) (4)

(A) 1
(B) 2
(C) 3
(D) 4

106. Look at this series: 22, 21, 23, 22, 24, 23, ………. What number should come next?

(A) 22
(B) 24
(C) 25
(D) 26

107. Look at this series: 664, 332, 340, 170, ………, 89. What number should fill the blank?

(A) 85
(B) 97
(C) 109
(D) 178

108. A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?

(A) 3.6
(B) 7.2
(C) 8.4
(D) 10

109. If a person walks at 14 km/hr instead of 10 km/hr, he would have walked 20 km more.
The actual distance travelled by him is:

(A) 50 km
(B) 56 km
(C) 70 km
(D) 80 km

110. The angle of elevation of a ladder leaning against a wall is 60° and the foot of the
ladder is 4.6 m away from the wall. The length of the ladder is:

(A) 2.3 m
(B) 4.6 m
(C) 7.8 m
(D) 9.2 m

111. Which one of the following is not a prime number?

(A) 31
(B) 61
(C) 71
(D) 91

112. The largest 4 digit number exactly divisible by 88 is:

(A) 9944
(B) 9768
(C) 9988
(D) 8888

113. A number when divided by 296 leaves 75 as remainder. When the same number is
divided by 37, the remainder will be:

(A) 1
(B) 2
(C) 8
(D) 11

114. A number, divided by 6 leaves a remainder 3. When the square of that number is
divided by 6, the remainder is:

(A) 0
(B) 1
(C) 2
(D) 3

115. Find the value of a/(b + a/(b + a/(b – a/b))) where the value of a = 1 and b =3

(A) 3/10
(B) 10/3
(C) 27/89
(D) 89/27

116. The ratio of two numbers is 4:7 and their HCF is 6. Find the LCM.

(A) 84
(B) 1008
(C) 132
(D) 168

117. The difference between a two-digit number and the number obtained by interchanging
the positions of its digits is 36. What is the difference between the two digits of that
number?

(A) 3
(B) 4
(C) 5
(D) 6

118. Find a positive number which when increased by 17 is equal to 60 times the
reciprocal of the number.

(A) 3
(B) 10
(C) 17
(D) 20

119. If A is the son of Q, Y and Q are sisters, Z is the mother of Y, P is the son of Z, then
which of the following statements is correct?

(A) P is the maternal uncle of A
(B) A and P are cousins
(C) P and Y are sisters
(D) Z and Y are parents of A

120. Looking at a photograph, Ram says “His mother is the wife of my father’s son. I don’t
have any brothers or sisters”. How is the person in the photograph related to Ram?

(A) His cousin
(B) His son
(C) His father
(D) His uncle

121. Fill in the next pattern

ZA1, 3YB, C5X, WD7,………

(A) V9E
(B) VE9
(C) EV9
(D) 9VE

Directions: Study the diagram below and answer the questions. Triangle represents doctors,
circle represents players and rectangle represents artists.

122. What does letter D represent?

(A) Doctors who are players
(B) Artists who are doctors
(C) Doctors who are not artists
(D) Players who are not doctors

123. Players who are doctors but not artist is represented by

(A) A
(B) E
(C) G
(D) F

124. Which letter represents artists who are neither doctor nor player?

(A) A
(B) G
(C) F
(D) B

125. How many rectangles are there in the figure?

(A) 6
(B) 7
(C) 8
(D) 9

126. Find the term which do not fit into the series G4T, J10R, M20P, P43N, S90L.

(A) G4T
(B) J10R
(C) M20P
(D) S90L

Directions: Use the following figure to answer questions.

127. The number of students who took any three of the above subjects was

(A) 62
(B) 63
(C) 64
(D) 66

128. The number of students who took both History and Geography among other subjects
was

(A) 62
(B) 63
(C) 65
(D) 66

129. Which subject was taken by the largest number of students?

(A) Mathematics
(B) Science
(C) Geography
(D) History

130. Select a suitable figure from the four alternatives that would complete the figure
matrix.

(A) 1
(B) 2
(C) 3
(D) 4

131. Select a suitable figure from the four alternatives that would complete the figure
matrix.

(A) 1
(B) 2
(C) 3
(D) 4

132. Select a suitable figure from the four alternatives that would complete the figure
matrix.

(A) 1
(B) 2
(C) 3
(D) 4

133. Select a suitable figure from the four alternatives that would complete the figure
matrix.

(A) 1
(B) 2
(C) 3
(D) 4

134. Select a suitable figure from the four alternatives that would complete the figure
matrix.

(A) 1
(B) 2
(C) 3
(D) 4

135. Select a suitable figure from the four alternatives that would complete the figure
matrix.

(A) 1
(B) 2
(C) 3
(D) 4

136. What is the missing number in the following sequence?

2, 12, 60, 240, 720, 1440, ....

(A) 2880
(B) 1440
(C) 720
(D) 0

137. Choose the missing number in the series: 9, 7, 12, 12, 15, 17, 18, 22, ?

(A) 27
(B) 21
(C) 22
(D) 24

138. Which one will replace the question mark in the given series?

1, 9, 25, 49, ?, 121

(A) 100
(B) 91
(C) 64
(D) 81

139. Which one will replace the question mark in the given series.

6, 11, 21, 36, 56, ?

(A) 91
(B) 81
(C) 51
(D) 42

140. Find the missing number in the series. 8, 27, 125, …..…,1331.

(A) 512
(B) 216
(C) 343
(D) 169

141. Find the missing number in the series. 1, 8, 4, 27, 9, ?

(A) 8
(B) 9
(C) 64
(D) 16

142. Find the missing values in the series. 3, 6, 8, 16, 18, ?

(A) 28
(B) 36
(C) 54
(D) 34

143. A man walks 1 KM to east and then he turns to south and walks a distance of 5 KM.
Again, he turns to east and walks 2 KM. After this he turns to North and walks 9 KM.
now how far is he from his starting point?

(A) 3
(B) 4
(C) 5
(D) 7

144. The product of the complex numbers (4, 3) and (–7, 6) is?

(A) (–46, 3)
(B) (46, –3)
(C) (46, 3)
(D) (3, 46)

145. The value of log2 16 is:

1
(A)
8
(B) 4
(C) 8
(D) 16

146. If logx y = 100 and log2 x = 10, then the value of y is:
10
(A) 2
100
(B) 2
1000
(C) 2
10000
(D) 2

147. A They fled to the higher ground
B Soon the floods retired and the villagers were able to return
C The river overflowed its banks
D The rain fell steadily for several days
E The terrified villagers abandoned their homes
The proper sequence should be:

(A) CEBAD
(B) DEBCA
(C) DCEAB
(D) EDABC

148. The next term in the series ABD, DGK HMS MTB SBL …….… is

(A) ZKU
(B) ZCA
(C) ZKW
(D) KZU

149. Select a suitable figure from the four alternatives that would complete the figure
matrix.

(A) 1
(B) 2
(C) 3
(D) 4

150. Select a suitable figure from the four alternatives that would complete the figure
matrix.

(A) 1
(B) 2
(C) 3
(D) 4

ANSWER KEY
Subject Name: 502 MSC COMPUTER SCIENCE
SI No. Key SI No. Key SI No. Key SI No. Key SI No. Key
1 B 31 A 61 A 91 D 121 D
2 A 32 A 62 C 92 B 122 B
3 A 33 A 63 D 93 A 123 C
4 C 34 C 64 D 94 D 124 D
5 C 35 A 65 A 95 A 125 C
6 C 36 D 66 C 96 C 126 A
7 A 37 C 67 A 97 B 127 A
8 A 38 A 68 D 98 B 128 B
9 C 39 C 69 B 99 C 129 B
10 B 40 A 70 A 100 D 130 A
11 A 41 C 71 A 101 C 131 B
12 D 42 B 72 B 102 C 132 B
13 A 43 B 73 C 103 D 133 A
14 A 44 D 74 C 104 D 134 D
15 A 45 C 75 B 105 B 135 D
16 A 46 D 76 B 106 C 136 B
17 C 47 D 77 A 107 D 137 B
18 B 48 C 78 C 108 B 138 D
19 C 49 B 79 B 109 A 139 B
20 B 50 B 80 A 110 D 140 C
21 B 51 D 81 C 111 D 141 C
22 D 52 D 82 C 112 A 142 B
23 C 53 B 83 C 113 A 143 C
24 A 54 B 84 B 114 D 144 A
25 B 55 D 85 C 115 C 145 B
26 D 56 A 86 C 116 D 146 C
27 D 57 B 87 D 117 B 147 C
28 C 58 C 88 B 118 A 148 C
29 C 59 C 89 B 119 A 149 C
30 B 60 C 90 B 120 B 150 A