COMA XII UNIT 3

Examination Name: COMA XII UNIT 3
Date: April 11, 2026
Time allowed: 45 minutes

Name

Mobile Phone No

1.

Which is correct?

Statements A: there are many modules in Python standard library, which we can import and use the methods of the modules

Statements B: for example, the math module is used in Python to perform various scientific and mathematical calculations.

Deselect Answer

A is true, B is false

B is true, A is false

both statements are true - CORRECT

both statements are false

2.

Which is correct?

Assertion : when the arguments of the function call statement match the number and order of a parameters of the defined function , then such arguments are called positional arguments

Reason : during a function call, the argument list contains default arguments first , followed by positional arguments

Deselect Answer

both A and R are true and R is the correct explanation of A

both A and R are true but R is not the correct explanation of A

A is true but R is false

A is false but R is true

3.

n = [15,10,25,30,5] using the max()function on this list will output _________

Deselect Answer

10

30

5

25

4.

__________ displays an error if no value is given as an argument

Deselect Answer

default

positional

keywords

none

5.

Which element is used to find the actual position of elements in a Python list?

Deselect Answer

fin( )

search

index( )

located( )

6.

arrange the codes used to remove elements from a nested list using the remove() function In order

numbers = [[1,2],[,;a;,4],[5,6]]
print(numbers)
numbers[1].remove(‘a’)
[[1,2],[3,4],[5,6]]Deselect Answer

ii – i – iv – iii

iii – ii – i – iv

ii – iii – i – iv

i – ii – iii –iv

7.

Which of the following functions calculates the average value of a data set?

Deselect Answer

fabs ( )

pow ( )

mean ( )

median ( )

8.

Which of the following statements about function arguments in Python is correct?

Deselect Answer

all arguments must have default values

a function cannot have multiple arguments

arguments are passed by value

arguments must have default values

9.

Which is correct?

Statement A: the reverse()function sorts the elements of a list in ascending order

Statement B: the sort()function arranges the elements of a list in reverse order, i.e. from last to first

Deselect Answer

A is true, B is false

B is true, A is false

both statements are true

both statements are false

10.

Which is correct?

Statements A: the random() function in Python always returns a floating point number

Statements B: the randint() function always returns an integer (positive or negative)

Deselect Answer

A is true, B is false

B is true, A is false

both statements are true

both statements are false

11.

Which is correct?

Assertion : math.pow (8,2) this function returns 64 as the result. Reason : the pow() function always displays a floating point value

Deselect Answer

both A and R are true and R is the correct explanation of A

both A and R are true but R is not the correct explanation of A

A is true but R is false

A is false but R is true

12.

What is the purpose of the global keyword in Python?

Deselect Answer

defining a variable inside a function

accessing a variable outside a function

changing the value of a variable defined in the global scope from within a function

designating a variable as a constant

13.

Which is correct?

Statement A: the pop() function is used to delete data from a specific location in a list

Statement B: the remove() function is used to find how many times a particular data item appears in the list of data or elements

Deselect Answer

A is true, B is false

B is true, A is false

both statements are true

both statements are false

14.

What is the function of Python’s random module?

Deselect Answer

displaying different numbers or values randomly

conducting mathematical operations

using strings

handling I/O file operations

15.

colors = [‘red’,’green’,’black’,] to delete the color ‘black; from this list’arrange

This codes given below in random order

colors.remove(‘black’)

colors = [‘red’,’green’,’black’,] [

[‘red’,’green’]

print(colors)

Deselect Answer

ii – i – iv – iii

iii – ii – i – iv

ii – iii – i – iv

i – ii – iii –iv

16.

Which of the following is not included in the header part of a function?

Deselect Answer

return value

def keyword

parameters

parenthesis

17.

Which method is used to remove an element at a specific position in a Python list?

Deselect Answer

sort( )

pop( )

delete( )

discard( )

18.

Which method in Python sorts the elements of a list in reverse order?

Deselect Answer

sort( )

insert( )

reverse( )

remove( )

19.

Backward indexing in a list ___________ starts from the number

Deselect Answer

0

-1

n

i

20.

Which keyword is used to define a function in Python?

Deselect Answer

def

Definition

Function

Func

21.

Which is correct?

Statement A: the insert() function is used to delete data from a specific location in a list

Statement B: The extend() functions adds elements from another list to a list individually

Deselect Answer

A is true, B is false

B is true, A is false

both statements are true

both statements are false

22.

The output of the function math.ceil( -7.4) will be

Deselect Answer

-7

7

-6

6

23.

To get the absolute value of a number (absolute value)_________ is the function used?

Deselect Answer

math.fabs( )

math.sqrt( )

math.ceil

math.pow( )

24.

Which is correct?

Assertion : the function can take input values as parameters, execute them, and return output to the calling function through a return statement

Reason : A function in Python can return multiple values

Deselect Answer

both A and R are true and R is the correct explanation of A

both A and R are true but R is not the correct explanation of A

A is true but R is false

A is false but R is true

25.

Which is correct?

Assertion: v = [car,train,bus,auto] using the min()function onthe list will output ‘auto’

Reason: the min()function displays the results in alphabetical order (a to z)

Deselect Answer

both A and R are true and R is the correct explanation of A

both A and R are true but R is not the correct explanation of A

A is true but R is false

A is false but R is true

26.

If reverse = true in the sort() function, the elements of the list are _____sorted in the order they are

Deselect Answer

small to large

larger to smaller

there is no change in the elements

none of these

27.

Which of the following functions is used to add a new element to the end of a Python list?

Deselect Answer

title( )

append( )

add( )

insert( )

28.

In the math module ________ what function is used to find the square root?

Deselect Answer

square ( )

sqrt ( )

squre root( )

sq( )

29.

If n =[2,1,3,4,3,5,3,7,8] then the output of n.count(3)will be____

Deselect Answer

3

2

4

1

30.

Which is correct?

Statement A : a function is an organized and reusable block of program code that performs a specific task

Statement B : to write a function, it must always depend on another function

Deselect Answer

A is true, B is false

B is true, A is false

both statements are true

both statements are false

31.

Assertion: [1,2,[3,4],5,6] this is nested list Reason: nested lists always contain numbered lists as elements

Deselect Answer

both A and R are true and R is the correct explanation of A

both A and R are true but R is not the correct explanation of A

A is true but R is false

A is false but R is true

32.

Which of the following arguments is preceded by an asterisk?

Deselect Answer

positional

default

non- keyword variable length

keywords

33.

What is the use of return statement in a function in Python?

Deselect Answer

to stop function execution

to print a value to the console

to return a value to the caller

to define a recursive function

34.

__________ is the function part of the statistics module?

Deselect Answer

sqrt( )

pow( )

mode( )

ceil( )

35.

Which of the following keywords is used to import a module in Python?

Deselect Answer

use

require

import

include

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