3rd Semester Computer Science and Engineering (ACU) Question papers

1
ADICHUNCHANAGIRI UNIVERSITY
18CS35
Third Semester BE Degree Examination March 2021
(CBCS Scheme)
Time: 3 Hours Max Marks: 100 marks
Sub: Unix and Shell Programming
Q P Code: 60305
Instructions: 1. Answer five full questions.
2. Choose one full question from each module.
3. Your answer should be specific to the questions asked.
4. write the same question numbers as they appear in this question paper.
5. Write Legibly
Module – 1
1 a Explain the architecture of UNIX with a neat diagram 10 marks
b List and Explain the salient features of UNIX operating System. 10 marks
Or
2 a Differentiate between the Internal and External Commands in Unix. 6 marks
b Explain the functionalities performed by below commands.
a> more b> man c> echo d> ls
8 marks
c Give the steps to add a new user and delete the user in Unix System 6 marks
Module – 2
3 a Define the term File? List and explain the different types of files Supported in Unix
System.
8 marks
b Differentiate between the Absolute Path and Relative Path with a proper examples. 6 marks
c Explain the working of below commands.
i) mv ii) cp iii) wc
6 marks
Or
4 a What is “ ls – l ” command used for. Give the significance of each attribute associated
with a file after running ls –l command.
8 marks
b What is chmod command used for. Explain the relative and absolute method of settings
the permissions to the file.
8 marks
c File current permission is rwxrwxrwx. Specify chmod expression required to change the
following using both relative and absolute method.
1> r_x r_x rw_ ii> r_ _ r_ x _wx
4 marks
Module – 3
5 a With a neat diagram explain the different modes of vi editor . 8 marks
b Mention any session navigation commands along with a usage in vi – editor. 8 marks
c How is pattern searching performed in Unix. 4 marks
PTO

2
Or
6 a What are wildcards . List and explain the various wildcards used in Unix with a proper
examples.
8 marks
b Explain the three standard redirection files used in Unix. 6 marks
c Explain the usage of below commands with a proper example.
i>grep ii> egrep
6 marks
Module – 4
7 a What is a Shell Script? Can you give some of its advantages? How are variables defined in
shell?
6 marks
b Explain the while and for loop defined in Shell with syntax and example. 8 marks
c Write a shell script to get current date, time, user name and current working directory. 6 marks
Or
8 a What are Hard Links and Soft Links. How are Hard links and Soft Links created in Unix. 8 marks
b What is the significance of inodes in Unix. 4 marks
c Explain the working of below commands with a proper examples.
i>sort ii> cut iii> head and tail iv> umask
8 marks
Module – 5
9 a With a neat diagram explain the mechanism of process creation in Unix. 8 marks
b Explain the working of cron and at commands with a proper example. 6 marks
c Define the term Signals and Jobs. Explain the commands related to track the process
running in the background.
6 marks
Or
10 a Explain the structure of the Perl script. How is Split and Join functions performed in Perl. 8 marks
b Explain the string handling functions in Perl. 6 marks
c Write a Perl program to check whether the given number is prime or not. 6 marks
*****

of 30
18MATDIP31
(CBCS Scheme)
Sub: Additional Mathematics I
Q P Code: 60306
4. Write the same question numbers as they appear in this question paper.
5. Write Legibly
Module – 1
1 a Express √7+ 9i in the polar form and hence find its modulus and amplitude. 6 marks
b
Find the real part of .
)
5
1
(
)
3
1
)(
1
(
i
i
i


 6 marks
c Find the sine of the angle between the vectors .
2
,
2
3 k
j
i
B
k
j
i
A 




 8 marks
Or
2 a If   ).
(
,
2
,
2 B
A
and
B
A
that
show
k
j
i
B
k
j
i
A 






 are orthogonal. 6 marks
b Show that the position vectors of the vertices
)
3
(
3
6
),
3
(
3 j
i
C
and
j
B
j
i
A 



 form an isosceles triangle.
6 marks
c If
.
,
3
.
2
,
3
2 C
to
is
B
p
A
that
such
p
find
j
i
C
and
k
j
i
B
k
j
i
A














8 marks
Module – 2
3 a
With usual notation, prove that 






dr
d
r


tan
8 marks
b Find the pedal equation of the curve 
n
a
r n
n
cos
 6 marks
c
Prove that   










)
(
log
,
3 4
4
y
x
y
x
u
where
yu
xu y
x , using Euler’s theorem,
6 marks
Or
4 a Find nth
derivative of bx
eax
sin 6 marks
b
If 










y
x
y
x
u
2
2
log show that 1

 y
x yu
xu
6 marks
c
If 













)
,
,
(
)
,
,
(
.
,
,
z
y
x
w
v
u
J
find
x
z
w
z
y
v
y
x
u
8 marks
Module – 3
5 a
Evaluate  dx
x
Sinn
6 marks

of 30
PTO
b Evaluate
.
, 2
2
2
quadrant
first
the
in
a
y
x
circle
by
bounded
area
is
A
where
dx
dy
xy
A



6 marks
c
Evaluate  
1
0
x
x
xydxdy
8 marks
Or
6 a
Evaluate  
1
0
2
5
2
5
)
1
( dx
x
x
6 marks
b Evaluate .
1


 y
x
which
for
quadrant
positive
in
region
the
over
dy
dx
y
x 6 marks
c
Evaluate   
 




a x
a y
x
a
z
y
x
a
dzdydx
0 0 0
2
2
2
2
2
2 2
2
2
8 marks
Module – 4
7 a A particle moves along a curve with x= t-
𝒕𝟑
𝟑
, y= t2
and z = t+
𝒕𝟑
𝟑
, where t is time .
Find the velocity and acceleration at any time t
6 marks
b F
curl
ii
F
div
i
find
then
k
zx
j
yz
i
y
x
F
If



)
)
,
2
2
2


 6 marks
c Show that .
)
2
3
(
)
2
3
(
)
2
3
( 2
2
2
al
irrotation
is
k
xy
z
j
xz
y
i
yz
x
F 






8 marks
Or
8 a Find the velocity and acceleration of a particle moves along the curve
.
2
sin
5
5
cos
2
2
t
time
any
at
k
t
j
t
i
e
r t


 

6 marks
b
If k
j
i
along
at
find
z
y
x 2
2
)
1
,
2
,
1
(
,
3
3
3



 
 6 marks
c Find the constants a and b so that
.
)
(
)
cos
(
)
(sin al
irrotation
is
k
cy
x
j
z
y
bx
i
az
y
F 






8 marks
Module – 5
9 a 0
)
( 3
3
2


 dy
y
x
ydx
x
Solve 6 marks
b
Solve x
x
y
dx
dy
sin
cot 

6 marks
c Solve 0
)
3
(
)
3
2
( 2



 dy
x
x
dx
y
xy 8 marks
Or
10 a Solve 0
)
2
(
)
3
2
2
( 2
2
3





 dy
x
y
x
dx
y
xy
x 6 marks
b
Solve x
y
x
y
dx
dy 2
/ 

6 marks
c
Solve
2
1 








x
y
x
y
dx
dy 8 marks
*****

18EC33
(CBCS Scheme)
Sub: Computer Organization and Architecture
Q P Code: 62303
5. Write Legibly
Module – 1
1 a Describe the basic functional units of a computer with a neat diagram. 10 marks
b Explain Big-Endian and Little-Endian schemes and show how a 32- bit word and 64-bit
word can be stored in memory.
10 marks
Or
2 a Write the basic performance equation and SPEC rating. Explain the role of each of the
parameters in the equation of the performance of the computer
10 marks
b Explain memory locations and addresses 10 marks
Module – 2
3 a What is an assembler? Explain the functions of assembler directives with example. 10 marks
b Explain how a keyboard and display can be interfaced to the processor under program
control.
10 marks
Or
4 a Describe shift and rotate operators with suitable example. 10 marks
b Explain the operations of stacks and queues 10 marks
Module – 3
5 a Write a program to read a line of characters from a keyboard via the registers using
interrupts. Explain the steps performed by the Interrupt Service Routine to execute the
program.
10 marks
b Describe the transfer of control using Interrupt I/O method for data transfer with a diagram.
Write any 3 differences between ISR vs Subroutine.
10 marks
Or
6 a Define DMA. Explain the use of the DMA controller in a computer with a neat diagram 10 marks
b What is bus arbitration? Mention different types of Bus arbitration methods with diagram.
Explain any one briefly
10 marks
Module – 4
7 a Define ROM. List out and explain various types of ROMs. 10 marks
PTO

b Describe the terms – Latency, bandwidth, locality of reference, mapping function and
replacement algorithm with reference to cache memory
10 marks
Or
8 a Describe Virtual Memory organization. Describe how to translate virtual address into
physical address with diagram
10 marks
b Describe any two mapping techniques used in Cache memory 10 marks
Module – 5
9 a Explain the hardwired control unit organization. 10 marks
b Explain with block diagram the basic organization of a micro programmed control unit 10 marks
Or
10 a Explain with a neat diagram, single bus organization of data path inside a processor 10 marks
b Explain multiple bus organization along with its advantages 10 marks
*****

18CS33
(CBCS Scheme)
Sub: Data Structures Using C
Q P Code: 60303
5. Write Legibly
Module – 1
1 a Define data structures. Explain primitive and non-primitive data structure with example 10 marks
b Define dynamic memory allocation. List and explain types of DMA 10 marks
Or
2 a Define pointers. Differentiate between structures and unions 10 marks
b Write an algorithm to add two sparse matrices A and C represented as above to obtain
D = A + C. How much time does your algorithm take?
10 marks
Module – 2
3 a Write the postfix form for the following infix expression
i) (A + B) * D + E/ (F + A * D) + C
ii) ((A/(B** C)) + (D* E)) - (A * C)
10 marks
b Define circular queue. Write a C function to insert an element and to display an element
from circular queue.
10 marks
Or
4 a Define Fibonacci sequence with example, write a C function to perform factorial of a given
number
10 marks
b List stack application 2 marks
c What is priority queue , explain tower of Hanoi problem with example 8 marks
Module – 3
5 a Define linked list. How do you represent linked list in memory, explain briefly 10 marks
b Write a program to implement sparse matrix in C 10 marks
Or
6 a Write a C program to implement doubly linked list with insert front, delete front and display
operations.
11 marks
b What is garbage collection? Show the function to implement stacks using single linked list. 9 marks
PTO

Module – 4
7 a Define the following with neat sketch
I. Binary tree
II. Complete binary tree
III. Almost complete binary tree
IV. level of a tree
10 marks
b Write a C programme to implement binary search tree. 10 marks
Or
8 a List application of trees 5 marks
b Draw the binary search tree for following
13 4 7 3 17 21 15 19 2 23.
And show the inorder, postorder and preorder for same data.
15 marks
Module – 5
9 a Write a C function to implement depth first search with example 10 marks
b Define files, explain opening and closing of files and input and output operations. 10 marks
Or
10 a Define hashing. Explain static and dynamic hashing, give example. 10 marks
b Define the following with neat diagram
i. Complete graph
ii. Adjacency list representation of graphs.
iii. Cyclic and acyclic graph
10 marks
*****

18CS34
(CBCS Scheme)
Sub: Discrete Mathematical Structures
Q P Code: 60304
5. Write Legibly
Module – 1
1 a Define proposition, tautology, contradiction. Determine whether the following
compound statement is a tautology or not.
[(p ˅ q) ˄{(p → r) ˄ (q → r)}] → r
7 marks
b Establish the validity of the following argument using the rules of inference.
[ p˄(p → q) ˄ (s ˅ r) ˄ (r → ¬q)] → (s ˅ t)
7 marks
c If p(x) : x≥0, q(x) : x2
≥0, r(x) : x2
-3x-4=0, s(x) : x2
-3>0, Then for the universe
completing of all real numbers, find the truth values of the following :
i) Ǝx [p(x) ˄ q(x)] ii) ∀x[p(x) → q(x)] iii) ∀x[q(x) → s(x)]
6 marks
Or
2 a Let p,q,r be propositions having truth values 0,0,1 respectively. Find the truth values of
the following compound propositions. i) (p ˅ q) ˅ r ii) (p ˄ q)˄r
iii) (p˄q)→ r iv) p→(q˄r) v) p ˄ (r → q)
5 marks
b Prove the following logical equivalence using the laws of logic.
[¬p ˄ (¬q ˄ r)] ˅ (q ˄ r) ˅ (p ˄ r)  r
5 marks
c Define dual of a logical statement. Verify the principle of duality for the following
logical equivalence [¬(p ˄ q) → ¬p ˅ (¬p ˅ q)]  ( ¬p ˅ q)
5 marks
d Test the validity of the arguments using rule of inference.
(¬p ˅ ¬q) → (r ˄ s)
r → t
¬ t
∴ p
5 marks
Module – 2
3 a By Mathematical induction. Prove that for every positive integer n, the number An =
5n
+ 2.3n-1
+ 1 is a multiple of 8.
5 marks
b How many positive integers n can we form using the digits 3,4,4,5,5,6,7 if we want n to
exceed 5,000,000.
5 marks
c Find the co-efficient of a2
b3
c2
d5
in the expansion of (a+2b-3c+2d+5)16
5 marks
d Find the number of integer solutions of x1+x2+x3+x4+x5 = 30 where x1≥ 2, x2 ≥3,
x3 ≥ 4, x4 ≥ 2, x5 ≥ 0.
5 marks
PTO

Or
4 a Prove by mathematical induction that, for every positive integer n , 5 divides n5
-n. 5 marks
b How many arrangements are there for all letters in the word SOCIOLOGICAL. In how
many of these arrangements i) A and G are adjacent? ii) all the vowels are adjacent?
5 marks
c Find the co-efficient of
i) x9
y3
in the expansion of (2x-3y)12
ii) x12
in the expansion of x3
(1-2x)10
5 marks
d A sequence {an} is defined recursively as a1=7 and an=2an-1 + 1 for n ≥2. Find an in explicit
form.
5 marks
Module – 3
5 a Let f: R→R be defined by f(x)= 3x-5 for x>0
-3x+1 for x≤0
Determine f(-1),f(5/3),f-1
(1),f-1
(-3),f-1
(3)
5 marks
b State pigeon hole principle. Prove that if 30 dictionaries contain a total of 61,327 pages,
then atleast one of the dictionary must have atleast 2045 pages
4 marks
c Verify the following function is one-to-one or onto. f(a)=a+1 3 marks
d Let A={1,2,3,4} and B={1,2,3,4,5,6} i) Find how many functions are there from A to B.
How many of these are one-to-one and onto? ii) Find how many functions are there from B
to A. How many of these are one-to-one and onto?
8 marks
Or
6 a Let f and g be functions from R to R defined by f(x)=ax+b and g(x)=1-x+x2
. If
(gof)(x)=9x2
-9x+3, determine a,b.
5 marks
b Let A={1,2,3,4,6,12} On A define the relation R by aRb if and only if “a divides b”
Draw the digraph
4 marks
c Let A and B be finite sets. If there are 60 one-to-one functions from A to B and |A|=3,
what is |B|?
3 marks
d Let A= {1, 2, 3} and B = {2, 4, 5}. Determine the following : i) Number of binary
relations on A. ii) Number of relations from A to B iii) Number of relations from A
to B that contain (1,2) and (1,5). iv) Number of relations from A,B that contain
exactly 5 ordered pairs. v) Number of binary relations on A that contain at least 7
ordered pairs.
8 marks
Module – 4
7 a Find the rook polynomial for 3x3 board using expansion formula. 6 marks
b Show that the set of positive divisors of 36 is a POSET and draw its Hasse diagram.
Hence find its i) least element ii) greatest element.
7 marks
c Determine the number of integers between 1 and 300 which are
i) divisible by exactly two of 5,6,8 ii) divisible by atleast two of 5,6,8
7 marks
Or
8 a In how many ways can the 26 letters of the alphabet be permuted so that none of the patterns
car, dog, pun or byte occurs.
6 marks
b Let A={1,2,3,4,5} Define a relation R on AxA by (x1,y1)R(x2, y2) if and only if x1+y1=
x2+y2. i) Verify that R is an equivalence relation on AxA.
ii) Determine the euuivalence classes [(1,3)],[(2,4)],[(1,1)].
7 marks

c Four persons P1,P2,P3,P4 who arrive late for a dinner party find that only one chair
at each of five tables T1,T2,T3,T4 and T5 is vacant. P1 will not sit at T1 or T2, P2 will not
sit at T2, P3 will not sit at T3 or T4, and P4 will not sit at T4 or T5. Find the number of
ways they can occupy the vacant chairs
7 marks
Module – 5
9 a Construct an optimal prefix code for the symbols a,b,c,d,e,f,g,h,i,j that occur with respective
frequencies 78,16,30,35,125,31,20,50,80,3
6 marks
b Show that the below graphs are isomorphic 6 marks
c Merge sort the list -1,7,4,11,5,-8,15,-3,-2,6,10,3 4 marks
d Define the following with example. i) Spanning subgraph ii) Induced subgraph 4 marks
Or
10 a Obtain an optimal prefix code for the message “ROAD IS GOOD”. Indicate the code. 6 marks
b Determine the order |V| of the graph G = (V,E) in the following cases.
i) G is a cubic graph with 9 edges.
ii) G is regular with 15 edges
iii) G has 10 edges with 2 vertices of degree 4 and all other vertices of degree 3.
6 marks
c Discuss Konigsberg bridge problem. 4 marks
d Define a tree. Prove that a tree with two or more vertices contains atleast two leaves. 4 marks
*****

of 2
18MAT31
(CBCS Scheme)
Sub: Engineering Mathematics - III
Q P Code: 60301
5. Write Legibly
Module – 1
1 a Find the Laplace transform of
cos3t − cos2t
t
6 marks
b A periodic function f(t) of period a , a > 0
is defined by 𝑓(𝑡) = {
1 , 0 < 𝑡 < 𝑎/2
−1,
𝑎
2
< 𝑡 < 𝑎
Show that 𝐿[𝑓(𝑡)] =
1
𝑠
𝑡𝑎𝑛ℎ (
𝑎𝑠
4
).
7 marks
c Solve the differential equation
𝑑2𝑦
𝑑𝑡2 + 𝑘2
𝑦 = 0, with y(0) = 2 and 𝑦′
(0) =0 using Laplace
transforms.
7 marks
Or
2 a Find𝐿−1
[
3𝑠+2
𝑠2− 𝑠−2
] 6 marks
b Express 𝑓(𝑡) = {
cos 𝑡,
sin𝑡,
0 < 𝑡 < 𝜋
𝑡 > 𝜋
in terms of unit step function and hence find their Laplace
transform.
7 marks
c Using Convolution theorem obtain inverse transformation of
1
𝑠(𝑠2+𝑎2)
. 7 marks
Module – 2
3 a Find the Fourier series for the function 𝑥2
in −𝜋 ≤ 𝑥 ≤ 𝜋. 6 marks
b
Find sine half range series of f(x)={
1
4
− 𝑥 0 < 𝑥 < 1/2
𝑥 −
3
4
1/2 < 𝑥 < 1
.
7 marks
c Express y as a Fourier series up to the first harmonic given
𝑥0
0 60 120 180 240 300
y 7.9 7.2 3.6 0.5 0.9 6.8
7 marks
Or
4 a Find the Fourier series for the function
𝜋−𝑥
2
in 0 < 𝑥 < 2𝜋, Hence deduce that
𝜋
4
= 1 −
1
3
+
1
5
-
1
7
6 marks
b Expand f (x) =2𝑥 − 1 as a cosine half range Fourier series in 0 < x < 1. 7 marks
c Obtain constant term and the coefficients of the first sine and cosine terms in the Fourier
expansion of y from the table.
𝑥0 0 45 90 135 180 225 270 315
7 marks
PTO

of 2
y 2 3/2 1
1
2
0
1
2
1 3/2
Module – 3
5 a
Find the Fourier transforms of𝑓(𝑥) = {
1 𝑓𝑜𝑟 |𝑥| ≤ 𝑎
0 𝑓𝑜𝑟 |𝑥| > 𝑎
Hence evaluate ∫
𝑠𝑖𝑛𝑥
𝑥
∞
0
dx.
6 marks
b Find Fourier cosine transform of f (x) = 𝑒−𝛼𝑥
, 𝑓𝑜𝑟 𝛼 > 0. 7 marks
c Find the Fourier transform of the function 𝑓(𝑥) = 𝑒−|𝑥| 7 marks
Or
6 a Find the Fourier sine transform of 𝑒−|𝑥|
Hence show that ∫
𝑥𝑠𝑖𝑛𝑚𝑥
1+𝑥2 .
∞
0
dx =
𝜋
2
𝑒−𝑚
, m > 0 6 marks
b Find the Fourier sine transform of the function 𝑓(𝑥) =
𝑒−𝑎𝑥
𝑥
𝑎 > 0. 7 marks
c Obtain the inverse Z-transform of
𝑧
(𝑧−1)(𝑧−2)
. 7 marks
Module – 4
7 a Employ Taylor’s method to find𝑦 𝑎𝑡 𝑥 = 1.02 given
𝑑𝑦
𝑑𝑥
= 𝑥𝑦 − 1 , 𝑦 = 2 𝑎𝑡 𝑥 = 1. 6 marks
b Using fourth order Runge – kutta method to find y at x = 0.1 given that
𝑑𝑦
𝑑𝑥
= 3𝑒𝑥
+ 2𝑦
𝑦(0) = 0, taking h = 0.1
7 marks
c Using Adams- Bashforth method solve
𝑑𝑦
𝑑𝑥
=
𝑥2
𝑦2+1
𝑎𝑡 𝑥 = 1given that 𝑦(0) = 1 ,
𝑦(0.25) = 1.0026 , 𝑦(0.5) = 1.0206 , 𝑦(0.75) = 1.0679
7 marks
Or
8 a Using modified Euler’s method find y(0.2) given that
𝑑𝑦
𝑑𝑥
= x – y2
, with y(0) =1 taking h=0.2 6 marks
b Solve
𝑑𝑦
𝑑𝑥
= 2𝑥 − 𝑦 at x=1.1 given that y=3 at x=1 and h=0.1 using Runge-Kutta Method of order 4. 7 marks
c Apply Milne’s Predictor and Corrector formula to compute y(1.4) given that
𝑑𝑦
𝑑𝑥
= 𝑥2
+
𝑦
2
and the
data 𝑦(1) = 2 , 𝑦(1.1) = 2.2156, 𝑦(1.2) = 2.4649 , 𝑦(1.3) = 2.7514.
7 marks
Module – 5
9 a
Findy (0.2) by using Runge-Kutta method of 4th
order, given
𝑑2𝑦
𝑑𝑥2
= 𝑥 (
𝑑𝑦
𝑑𝑥
)
2
− 𝑦2
given that y = 1 , y′
= 0 when x = 0 and h = 0.2
6 marks
b Solve the variational problem ∫ (12𝑥𝑦 + 𝑦′2
)
1
0
𝑑𝑥under the conditions 𝑦(0) = 3 𝑎𝑛𝑑 𝑦(1) = 6. 7 marks
c A heavy cable hangs freely under gravity between two fixed points. Show that the shape of the cable
is a catenary.
7 marks
Or
10 a Apply Milne’s method to solve
𝑑2𝑦
𝑑𝑥2
= 1 +
𝑑𝑦
𝑑𝑥
.
given the following table of initial values
Compute y (0.4) numerically.
x 0 0.1 0.2 0.3
y 1 1.1103 1.2427 1.399
𝑦′ 1 1.2103 1.4427 1.699
6 marks

of 2
b Derive Euler’s equation in the Standard form
𝜕𝑓
𝜕𝑦
–
𝑑
𝑑𝑥
(
𝜕𝑓
𝜕𝑦′) = 0. 7 marks
c Prove that the shortest distance between two points in aplane is a straight line
joining them.
7 marks
*****

of 30
18SSD39
(CBCS Scheme)
Time: 90 minutes Max Marks: 50 marks
Sub: Soft Skill Development
Q P Code: 60307
Instructions: 1. Your answer should be specific to the questions asked.
2. Darken the circle of correct answer by black ball pen on OMR Sheet.
Question Paper Version – B
Answer all the questions 50X1=50
1 Adam has been studying ________ 5 am.
a. For b. Since c. Of d. on
2 Lakshmi's mother cooks food _______
a. Melodiously b. Ferociously c. Deliciously d. politely
3 VENDI was ill and could not study for exams _____ she scored well in all the subject
a. And b. But c. Not d. Or
4 There are many apples _____ the table.
a. Over b. To c. For d. On
5 I am _____ home
a. On b. In c. At d. for
6 John has exams next month. Therefore, he is studying very ________
a. Hardly b. Hard c. Hadness d. herd
7 Linda has a cow. ______horns are sharp
a. Its b. It’s c. Both d. none
8 Number of parts of speech in the English language
a. Eight b. Six c. None of the above options
9 When do we use ‘A’ before a word?
a. Before a vowel b. Before a consonant c. Both above options
d. None of the above options
10 Past participle for irregular verbs
a. Do not end with 'ED'
b. Their shape is irregular
c. End in 'INGLY'
11 Conjunctions are words that connects
a. Phrases, words, or clauses. b. Only phrases
12 He, she, it, we, you, they are
a. Adjectives b. Nouns c. pronouns d. Interjections
13 Examples of adverbs
a. Surprisingly, lastly etc.
b. Driving, listening
c. He, him, himself
d. All the above options

of 30
14 Examples of proper nouns
a. Mumbai, Hari, Ram
b. Nice, nicer, nicest
c. Rich, poor
15 And, but, also, because are
a. Conjunctions b. Prepositions c. Verbs d. All the above options
16 SWOT stands for
a. Strength, weakness, optimism, threat
b. Strong, weak, opportunity, threat
c. Strength, weakness, opportunities, threat
d. Strength, weakness, opportunities, time
17 A hand shake can last for
a. 2 to 5 seconds b. 10 seconds c. 1 minute d. 30 seconds
18 An introvert is a person
a. Who talks a lot
b. Who doesn't talk much
c. Who speaks lies
d. None of the above
19 When you leave the place after a meeting, you can
a. Just leave the place
b. Say thank you, it was nice talking to you while leaving
c. Say see you later
20 While delivering a speech, the signs of expressing less confidence are
a. Putting your hands in the pocket
b. Holding on to an object like pen or Id card
c. Folding your hands
d. All of the above
21 Walking around the stage when making a presentation
a. Should be throughout the presentation
b. Only when the points have less details to be noted
c. When the presentor has nothing to say
22 The dress code for presentation has to be
a. As per client specification
b. According to the regional formal dress code
c. Proper colour combination
d. All of the above
23 Use of regional language during the speech
a. Helps build rapport between the audience and the presenter
b. Should be avoided
c. Is mandatory
d. All of the above
24 Asking questions during the presentation can be done
a. To keep the presentation interactive
b. Is mandatory
c. Can be decided based on the topic
d. A and C
25 When there is negative feedback, the presenter has to
a. Ignore it
b. Work on it and improve in the following presentations
c. Argue with the person for giving the feedback
26 The cost of 2 chairs and 3 tables is Rs.1300. The cost of 3 chairs and 2 tables is Rs.1200. The

of 30
cost of each table is more than that of each chair by?
a. Rs.70 b. Rs.75 c. Rs.50 d. Rs.100
27 Ruhi's age 18 years hence will be thrice his age four years ago. Find Ruhi's present age?
a. 12 years b. 21 years c. 15 years d. 9 years
28 A library has an average of 510 visitors on Sundays and 240 on other days. The average number
of visitors per day in a month of 30 days beginning with a Sunday is :
a. 285 b. 290 c. 297 d.305
29 Look at this series: 58, 52, 46, 40, 34, ... What number should come next?
a. 26 b. 28 c. 30 d. 32
a.15 b.14 c.13 d.12
31 ELFA, GLHA, ILJA, _____, MLNA
a. OLPA b. KLMA c. LLMA d. KLLA
32 QAR, RAS, SAT, TAU, _____
a. UAV b. UAT c. TAS d. TAT
33 Statements:
I. Some pens are glass.
II. All glass are wall.
Conclusions:
I. Some wall are pens.
II. Some wall are glass.
a. Only conclusion (L) follows
b. Only conclusion (II) follows
c. Both conclusions follow
d. Neither conclusion (L) nor
34 Statements:
I. No cities are countries. II. No countries are villages.
Conclusions:
I. Some countries are city. II. No villages are city.
a. only conclusion I follows b. only conclusion II follows
c. only conclusion I and II follow d. neither conclusion I nor conclusion II follows
35 Square root of 2304
a.48 b.43 c.42 d.38
36 3456*9999
a.34556544 b.34556543 c.34255654 d.4355554
37 1152
a.13224 b. 13225 c. 13335 d.13425
38 WYB, XUD, YQF, ...
a. HZM b. HCZ c. ZMH d. None of these
39 SAB,?, QCD, PDD, OEF, NFF
a. CBT b. ABR c. BCT d. RBB
40 20, 32, 45, 59, 74,?
a. 95 b. 90 c. 85 d. 79
41 Statements: MOST CPU’S ARE KEYBOARDS.
NO KEYBOARD IS A MOUSE.
ALL MOUSES ARE CPU.
Conclusion:
I. Some keyboards are CPU
II. All CPU’S are mouse
III. No mouse is a keyboard
IV. some mouse are keyboard
a. Only I follows b. Only II and III follow c. Only I and III follow d. only II follows
42 Statements: samosas are jalebi.

of 30
All jalebis are tikki.
All tikkis are barfi
Conclusion:
I. All jalebis are barfi.
II. All tikkis are samosas
III. All samosas are barfi
IV. All barfi are jalebi
a. Only I and II follow b. Only I and III follow
c. Only II and III follow d. All follow
43 STATEMENTS: some EYES are EARS.
some EARS are LUNGS.
all LUNGS are HANDS
CONCLUSION:
I. some HANDS are EYES.
II. some HANDS are EARS
III. some LUNGS are EYES
IV. No HAND is EYE
a. None follow b. Only IV follows
c. Only II follows d. Only III follows
44 A is two years older than B who is twice as old as C. If the total of the ages of A, B and C be 27,
then how old is B?
a. 7 b. 8 c. 9 d. 10
45 Present ages of Sameer and Anand are in the ratio of 5 : 4 respectively. Three years hence, the
ratio of their ages will become 11: 9 respectively. What is Anand's present age in years?
a. 24 b.27 c.40 d. cannot be determined
46 Articles are
a. a b. an c. the d. all of the above
47 She is ______ most intelligent student of the class.
a. A b. An c. The d. all of the above
48 A singular noun can be replaced by a _______ pronoun.
a. Singular b. Plural c. None d. Both
49 Mark's parents are Doctors. _______ live in OHIO
a. He b. It c. She d . they
50 Pronouns are used instead of ______
a. Adjectives b. Adverbs c. Prepositions d. nouns
****

of 30
18SSD39
(CBCS Scheme)
Q P Code: 60307
Question Paper Version – C
b. Hardly b. Hard c. Hadness d. herd
b. Its b. It’s c. Both d. none
b. Eight b. Six c. None of the above options
b. Before a vowel b. Before a consonant c. Both above options
e. None of the above options
e. Do not end with 'ED'
f. Their shape is irregular
g. End in 'INGLY'
h. None of the above options
b. Phrases, words, or clauses. b. Only phrases
b. Adjectives b. Nouns c. pronouns d. Interjections
e. Surprisingly, lastly etc.
f. Driving, listening
g. He, him, himself
h. All the above options
e. Mumbai, Hari, Ram
f. Nice, nicer, nicest
g. Rich, poor
h. None of the above options
b. Conjunctions b. Prepositions c. Verbs d. All the above options
11 SWOT stands for
e. Strength, weakness, optimism, threat
f. Strong, weak, opportunity, threat
g. Strength, weakness, opportunities, threat
h. Strength, weakness, opportunities, time

of 30
b. 2 to 5 seconds b. 10 seconds c. 1 minute d. 30 seconds
e. Who talks a lot
f. Who doesn't talk much
g. Who speaks lies
h. None of the above
e. Just leave the place
f. Say thank you, it was nice talking to you while leaving
g. Say see you later
e. Putting your hands in the pocket
f. Holding on to an object like pen or Id card
g. Folding your hands
h. All of the above
e. Should be throughout the presentation
f. Only when the points have less details to be noted
g. When the presentor has nothing to say
e. As per client specification
f. According to the regional formal dress code
g. Proper colour combination
h. All of the above
e. Helps build rapport between the audience and the presenter
f. Should be avoided
g. Is mandatory
h. All of the above
e. To keep the presentation interactive
f. Is mandatory
g. Can be decided based on the topic
h. A and C
e. Ignore it
f. Work on it and improve in the following presentations
g. Argue with the person for giving the feedback
a. Rs.70 b. Rs.75 c. Rs.50 d. Rs.100
a. 285 b. 290 c. 297 d.305
b. 26 b. 28 c. 30 d. 32
a.15 b.14 c.13 d.12

of 30
28 Statements:
Conclusions:
29 Statements:
II. No cities are countries. II. No countries are villages.
Conclusions:
a.48 b.43 c.42 d.38
31 3456*9999
a.34556544 b.34556543 c.34255654 d.4355554
32 1152
a.13224 b. 13225 c. 13335 d.13425
b. HZM b. HCZ c. ZMH d. None of these
b. CBT b. ABR c. BCT d. RBB
35 20, 32, 45, 59, 74,?
b. 95 b. 90 c. 85 d. 79
ALL MOUSES ARE CPU.
Conclusion:
V. Some keyboards are CPU
VI. All CPU’S are mouse
VII. No mouse is a keyboard
VIII. some mouse are keyboard
Conclusion:
V. All jalebis are barfi.
VI. All tikkis are samosas
VII. All samosas are barfi
VIII. All barfi are jalebi

of 30
all LUNGS are HANDS
CONCLUSION:
V. some HANDS are EYES.
VI. some HANDS are EARS
VII. some LUNGS are EYES
VIII. No HAND is EYE
then how old is B?
b. 7 b. 8 c. 9 d. 10
b. 24 b.27 c.40 d. cannot be determined
41 Articles are
b. a b. an c. the d. all of the above
b. A b. An c. The d. all of the above
b. Singular b. Plural c. None d. Both
b. He b. It c. She d . they
b. Adjectives b. Adverbs c. Prepositions d. nouns
b. For b. Since c. Of d. on
b. Melodiously b. Ferociously c. Deliciously d. politely
b. And b. But c. Not d. Or
b. Over b. To c. For d. On
50 I am _____ home
b. On b. In c. At d. for
****

of 30
18SSD39
(CBCS Scheme)
Q P Code: 60307
Question Paper Version – D
1 SWOT stands for
i. Strength, weakness, optimism, threat
j. Strong, weak, opportunity, threat
k. Strength, weakness, opportunities, threat
l. Strength, weakness, opportunities, time
c. 2 to 5 seconds b. 10 seconds c. 1 minute d. 30 seconds
i. Who talks a lot
j. Who doesn't talk much
k. Who speaks lies
l. None of the above
i. Just leave the place
j. Say thank you, it was nice talking to you while leaving
k. Say see you later
i. Putting your hands in the pocket
j. Holding on to an object like pen or Id card
k. Folding your hands
l. All of the above
i. Should be throughout the presentation
j. Only when the points have less details to be noted
k. When the presentor has nothing to say
i. As per client specification
j. According to the regional formal dress code
k. Proper colour combination
l. All of the above

of 30
i. Helps build rapport between the audience and the presenter
j. Should be avoided
k. Is mandatory
l. All of the above
i. To keep the presentation interactive
j. Is mandatory
k. Can be decided based on the topic
l. A and C
i. Ignore it
j. Work on it and improve in the following presentations
k. Argue with the person for giving the feedback
a. Rs.70 b. Rs.75 c. Rs.50 d. Rs.100
a. 285 b. 290 c. 297 d.305
c. 26 b. 28 c. 30 d. 32
a.15 b.14 c.13 d.12
18 Statements:
Conclusions:
19 Statements:
III. No cities are countries. II. No countries are villages.
Conclusions:
a.48 b.43 c.42 d.38
21 3456*9999
a.34556544 b.34556543 c.34255654 d.4355554
22 1152
a.13224 b. 13225 c. 13335 d.13425

of 30
c. HZM b. HCZ c. ZMH d. None of these
c. CBT b. ABR c. BCT d. RBB
25 20, 32, 45, 59, 74,?
c. 95 b. 90 c. 85 d. 79
ALL MOUSES ARE CPU.
Conclusion:
IX. Some keyboards are CPU
X. All CPU’S are mouse
XI. No mouse is a keyboard
XII. some mouse are keyboard
Conclusion:
IX. All jalebis are barfi.
X. All tikkis are samosas
XI. All samosas are barfi
XII. All barfi are jalebi
all LUNGS are HANDS
CONCLUSION:
IX. some HANDS are EYES.
X. some HANDS are EARS
XI. some LUNGS are EYES
XII. No HAND is EYE
then how old is B?
c. 7 b. 8 c. 9 d. 10
c. 24 b.27 c.40 d. cannot be determined
31 Articles are
c. a b. an c. the d. all of the above
c. A b. An c. The d. all of the above
c. Singular b. Plural c. None d. Both
c. He b. It c. She d . they
c. Adjectives b. Adverbs c. Prepositions d. nouns
c. For b. Since c. Of d. on
c. Melodiously b. Ferociously c. Deliciously d. politely

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c. And b. But c. Not d. Or
c. Over b. To c. For d. On
40 I am _____ home
c. On b. In c. At d. for
c. Hardly b. Hard c. Hadness d. herd
c. Its b. It’s c. Both d. none
c. Eight b. Six c. None of the above options
c. Before a vowel b. Before a consonant c. Both above options
f. None of the above options
i. Do not end with 'ED'
j. Their shape is irregular
k. End in 'INGLY'
l. None of the above options
c. Phrases, words, or clauses. b. Only phrases
c. Adjectives b. Nouns c. pronouns d. Interjections
i. Surprisingly, lastly etc.
j. Driving, listening
k. He, him, himself
l. All the above options
i. Mumbai, Hari, Ram
j. Nice, nicer, nicest
k. Rich, poor
l. None of the above options
c. Conjunctions b. Prepositions c. Verbs d. All the above options
****

of 30
18SSD39
(CBCS Scheme)
Q P Code: 60307
Question Paper Version – A
a. Rs.70 b. Rs.75 c. Rs.50 d. Rs.100
a. 285 b. 290 c. 297 d.305
d. 26 b. 28 c. 30 d. 32
a.15 b.14 c.13 d.12
8 Statements:
Conclusions:
9 Statements:
IV. No cities are countries. II. No countries are villages.
Conclusions:

of 30
a.48 b.43 c.42 d.38
11 3456*9999
a.34556544 b.34556543 c.34255654 d.4355554
12 1152
a.13224 b. 13225 c. 13335 d.13425
d. HZM b. HCZ c. ZMH d. None of these
d. CBT b. ABR c. BCT d. RBB
15 20, 32, 45, 59, 74,?
d. 95 b. 90 c. 85 d. 79
ALL MOUSES ARE CPU.
Conclusion:
XIII. Some keyboards are CPU
XIV. All CPU’S are mouse
XV. No mouse is a keyboard
XVI. some mouse are keyboard
Conclusion:
XIII. All jalebis are barfi.
XIV. All tikkis are samosas
XV. All samosas are barfi
XVI. All barfi are jalebi
all LUNGS are HANDS
CONCLUSION:
XIII. some HANDS are EYES.
XIV. some HANDS are EARS
XV. some LUNGS are EYES
XVI. No HAND is EYE
then how old is B?
d. 7 b. 8 c. 9 d. 10
d. 24 b.27 c.40 d. cannot be determined
21 Articles are
d. a b. an c. the d. all of the above
d. A b. An c. The d. all of the above
d. Singular b. Plural c. None d. Both

of 30
d. He b. It c. She d . they
d. Adjectives b. Adverbs c. Prepositions d. nouns
d. For b. Since c. Of d. on
d. Melodiously b. Ferociously c. Deliciously d. politely
d. And b. But c. Not d. Or
d. Over b. To c. For d. On
30 I am _____ home
d. On b. In c. At d. for
d. Hardly b. Hard c. Hadness d. herd
d. Its b. It’s c. Both d. none
d. Eight b. Six c. None of the above options
d. Before a vowel b. Before a consonant c. Both above options
g. None of the above options
m. Do not end with 'ED'
n. Their shape is irregular
o. End in 'INGLY'
p. None of the above options
d. Phrases, words, or clauses. b. Only phrases
d. Adjectives b. Nouns c. pronouns d. Interjections
m. Surprisingly, lastly etc.
n. Driving, listening
o. He, him, himself
p. All the above options
m. Mumbai, Hari, Ram
n. Nice, nicer, nicest
o. Rich, poor
p. None of the above options
d. Conjunctions b. Prepositions c. Verbs d. All the above options
41 SWOT stands for
m. Strength, weakness, optimism, threat
n. Strong, weak, opportunity, threat
o. Strength, weakness, opportunities, threat
p. Strength, weakness, opportunities, time
d. 2 to 5 seconds b. 10 seconds c. 1 minute d. 30 seconds

of 30
m. Who talks a lot
n. Who doesn't talk much
o. Who speaks lies
p. None of the above
m. Just leave the place
n. Say thank you, it was nice talking to you while leaving
o. Say see you later
m. Putting your hands in the pocket
n. Holding on to an object like pen or Id card
o. Folding your hands
p. All of the above
m. Should be throughout the presentation
n. Only when the points have less details to be noted
o. When the presentor has nothing to say
m. As per client specification
n. According to the regional formal dress code
o. Proper colour combination
p. All of the above
m. Helps build rapport between the audience and the presenter
n. Should be avoided
o. Is mandatory
p. All of the above
m. To keep the presentation interactive
n. Is mandatory
o. Can be decided based on the topic
p. A and C
m. Ignore it
n. Work on it and improve in the following presentations
o. Argue with the person for giving the feedback
****

3rd Semester Computer Science and Engineering (ACU) Question papers

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3rd Semester Computer Science and Engineering (ACU) Question papers