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Published on: 13/05/2022
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Take MCQ Computer Science Test

1.
Read the statements given below. Identify the right option from the following for pie chart.
Statement A: To make a pie chart with Matplotlib, we can use the plt.pie() function.
Statement B: The autopct parameter allows us to display the percentage value using the Python string formatting.
Statement A is correct
Statement B is correct
Both the statements are correct
Both the statements are wrong
2.
Identify the right type of chart using the following hints.
Hint 1: This chart is often used to visualize a trend in data over intervals of time.
Hint 2: The line in this type of chart is often drawn chronologically.
Line chart
Bar chart
Pie chart
Scatter plot
3.
Observe the output figure. Identify the coding for obtaining this output.
import matplotlib.pyplot as plt
plt.plot([1,2,3],[4,5,1])
plt.show()
import matplotlib.pyplot as plt
plt.plot([1,2],[4,5])
plt.show()
import matplotlib.pyplot as plt
plt.plot([2,3],[5,1])
plt.show()
import matplotlib.pyplot as plt
plt.plot([1,3],[4,1])
plt.show()
4.
Which of the following function retrieves the average of a selected column of rows in a table?
Add()
SUM()
AVG( )
AVERAGE()
5.
Which of the following is a control structure used to traverse and fetch the records of the database?
Pointer
Key
Cursor
Insertion point
6.
Which of the following is a software design technique to split your code into separate parts?
Object oriented Programming
Modular programming
Low Level Programming
Procedure oriented Programming
7.
What is the output of the following program? import csv
d=csv.reader(open('c:\PYPRG\ch13\city.csv'))
next(d)
for row in d:
print(row)
if the file called “city.csv” contain the following details
chennai,mylapore
mumbai,andheri
chennai,mylapore
mumbai,andheri
chennai,mumba
chennai,mylapore,mumbai,andheri
8.
What type of relationship does hierarchical model represents?
one-to-one
one-to-many
many-to-one
many-to-many
9.
Which of the following is the output of the following program?
class Student:
def __init__(self, name):
self.name=name
print (self.name)
S=Student(“Tamil”)
Error
Tamil
name
self
10.
Which of the following method is used as destructor?
__init__( )
__dest__( )
__rem__( )
__del__( )
11.
If List=[17,23,41,10] then List.append(32) will result
[32,17,23,41,10]
[17,23,41,10,32]
[10,17,23,32,41]
[41,32,23,17,10]
12.
If List=[10,20,30,40,50] then List[2]=35 will result
[35,10,20,30,40,50]
[10,20,30,40,50,35]
[10,20,35,40,50]
[10,35,30,40,50]
13.
Which of the following function is used to count the number of elements in a list?
count()
find()
len()
index()
14.
Which of the following is the slicing operator?
{ }
[ ]
< >
( )
15.
Pick the correct one to execute the given statement successfully.
if ____ : print(x, " is a leap year")
x%2=0
x%4==0
x/4=0
x%4=0
16.
A Function which calls itself is called as
Built-in
Recursion
Lambda
return
17.
What is the output of the following snippet?
T=1
while T:
print(True)
break
False
True
0
1
18.
Which of the following is not a stable sorting algorithm?
Insertion sort
Quick sort
Merge sort
Selection sort
19.
The Python prompt indicates that Interpreter is ready to accept instruction.
>>>
<<<
#
<<
20.
Which of the following members of a class can be handled only from within the class?
Public members
Protected members
Secured members
Private members
21.
Which of the following refers to the visibility of variablesin one part of a program to another part of the same program.
Scope
Memory
Address
Accessibility
22.
Which of the following allow to name the various parts of a multi-item object?
Tuples
Lists
Classes
quadrats
23.
A sequence of immutable objects is called
Built in
List
Tuple
Derived data
24.
The functions which cause side effects to the arguments passed are called
Impure function
Partial Functions
Dynamic Functions
Pure functions
25.
The functions which will give exact result when same arguments are passed are called
Impure functions
Partial Functions
Dynamic Functions
Pure functions
1.
(c)
Both the statements are correct
2.
(a)
Line chart
3.
(a)
import matplotlib.pyplot as plt
plt.plot([1,2,3],[4,5,1])
plt.show()
4.
(c)
AVG( )
5.
(c)
Cursor
6.
(b)
Modular programming
7.
(b)
mumbai,andheri
8.
(b)
one-to-many
9.
(b)
Tamil
10.
(d)
__del__( )
11.
(b)
[17,23,41,10,32]
12.
(c)
[10,20,35,40,50]
13.
(c)
len()
14.
(b)
[ ]
15.
(b)
x%4==0
16.
(b)
Recursion
17.
(b)
True
18.
(d)
Selection sort
19.
(a)
>>>
20.
(d)
Private members
21.
(a)
Scope
22.
(c)
Classes
23.
(c)
Tuple
24.
(a)
Impure function
25.
(d)
Pure functions
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Tamilnadu Stateboard 12th Standard Subjects

Maths

Chemistry

Physics

Biology

Computer Science

Business Maths and Statistics

Economics

Commerce

Accountancy

History

Computer Applications

Biology

Computer Technology

Computer Applications

Computer Science

Business Maths and Statistics

Commerce

Economics

Maths

Chemistry

Physics

Computer Technology

History

Accountancy

Tamil

English

French
Tamilnadu Stateboard Standards