CBSE Class 11 Computer Science Random Function MCQs

Question. What does the following statement do?
import random
a) Imports the random module
b) Imports a random module from a list of modules
c) Imports the random function
d) imports the directory named random

Answer : A

Question. What will be the output after the following statements?
from random import
x = [0, 2, 4, 6, 8, 10]
print(sample(x, 3))
a) A dictionary containing 3 random keys from list x
b) Three random integer values between 0 and 10
c) A list containing 3 random elements from list x
d) A tuple containing 2 random elements from list x

Answer : C

Question. What will be the output after the following statements?
import random
x = [3, 8, 6, 5, 0]
y = random.shuffle(x)
print(y)
a) A random element from the list x
b) The shuffled list x with the elements mixed up
c) None
d) A random element from the list x, excluding 3 and 0

Answer : C

Question. What will be the output after the following statements?
import random
print(random.sample(range(5, 20), 4))
a) A list of 5 unique numbers within the range of 4 to 19
b) A list of 5 unique numbers within the range of 5 to 20
c) A list of 4 unique numbers within the range of 5 to 19
d) A tuple of 4 unique numbers within the range of 5 to 19

Answer : C

Question. What is the output of the code shown below?
import random
random.choice(2,3,4)
a) An integer other than 2, 3 and 4
b) Either 2, 3 or 4
c) Error
d) 3 only

Answer : B

Question. The output of the following Python code is either 1 or 2.
import random
random.randint(1,2)
a) True
b) False
c) none
d) Error

Answer : A

Question. What will be the output after the following statements?
import random as rd
print(rd.randint(4,7))
a) A random float value between 4 and 7, including 4 and 7
b) A random float value between 4 and 7, excluding 4 and 7
c) A random integer value between 4 and 7, excluding 4 and 7
d) A random integer value between 4 and 7, including 4 and 7

Answer : D

Question. What will be the output after the following statements?
import random
x = [3, 8, 6, 5, 0]
random.shuffle(x)
print(x)
a) A random element from the list x
b) The shuffled list x with the elements mixed up
c) A random element from the list x, excluding 3 and 0
d) A random element from the list elements 3 and 0

Answer : B

Question. What will be the output after the following statements?
import random
print(random.sample(range(20), 5))
a) A list of 5 unique numbers within the range of 0 to 19
b) A list of 5 unique numbers within the range of 0 to 20
c) A list of 4 unique numbers within the range of 0 to 19
d) A tuple of 5 unique numbers within the range of 0 to 19

Answer : A

Question. To include the use of functions which are present in the random library, we must use the option:
a) import random
b) random.h
c) import.random
d) random.random

Answer : B

Question. What is the output of the function shown below if the random module has already been imported?
>>>import random
>>>random.randint(3.5,7)
a) Error
b) Any integer between 3.5 and 7, including 7
c) Any integer between 3.5 and 7, excluding 7
d) The integer closest to the mean of 3.5 and 7

Answer : B

Question. What will be the output after the following statements?
import random as rd
print(rd.random())
a) A random float value between 0 and 1
b) A random integer value between 0 and 1
c) A random float value between 0 and 10
d) A random integer value between 0 and 10

Answer : A

Question. What will be the output after the following statements?
import random
print(int(random.random()*10))
a) 10
b) A random integer number within the range of 0 to 9
c) None
d) A random floating point number within the range of 0 to 9

Answer : B

Question. What is the output of the program given below:
import random
x = random.random()
y= random.randint(0,4)
print(int(x),”:”, y+int(x))
a) 0: 0
b) 2 : 4
c) 1: 6
d) 0 : 5

Answer : A

Question. Which type of elements are accepted by random.shuffle()?
a) strings
b) Lists
c) tuples
d) integers

Answer : B

Question. Which of the following can be a possible output after the following statements?
from random import
print(sample(range(0,10), 3))
a) [4, 11, 30]
b) [3, 15, 10]
c) [1, 5, 7, 4]
d) [1, 5, 0]

Answer : D

Question. What will be the output after the following statements?
import random
print(int(random.random()*10) + 1)
a) 11
b) A random integer number within the range of 0 to 11
c) None
d) A random whole number within the range of 1 to 10

Answer : D

Question. What is the output of the function shown below (random module has already been imported)?
>>>random.choice(‘sun’)
a) sun
b) u
c) either s, u or n
d) Error

Answer : C

Question. What will be the output after the following statements?
import random
x = [3, 8, 6, 5, 0]
print(random.choice(x))
a) A random element from the list x
b) The list x
c) A random element from the list x, excluding 3 and 0
d) A random element from the list elements 3 and 0

Answer : A

Question. What will be the output after the following statements?
import random
x = [‘Monday’, ‘Tuesday’, ‘Wednesday’, ‘Thursday’, ‘Friday’,
‘Saturday’, ‘Sunday’]
print(x[random.randint(0, len(x) – 1)])
a) IndexError
b) A random day from all the seven days
c) A random day from all the days except Sunday
d) A random day from all the days except Monday

Answer : D