Lesson 34 - Math & OS module

Random module is which type of module ?

• External

• inbuilt

• both

• none

The function in random used to generate random number within a range and step is ?

• randint()

• randrange()

• random()

• all of the above

What will be the output of the following code ?

L=[1,2,3,4,5]

random.shuffle(L)

print(L)

• [1,2,3,4,6]

• [6,2,5,4,1]

• [4,3,5,2,1]

• none

he function in OS module to generate current working directory ?

• getcwd

• getdir()

• cwd()

• none

The function in OS module to change the current working directory ?

• chgdir()

• chdir()

• changedirectory()

• none

The module which makes some system changes is -

• random

• os

• datetime

• none

Which function is used to find squareroot of the given number in math module ?

• sqrt()

• root()

• squareroot()

• none

Which one of the following is external python module ?

• random

• os

• numpy

• datetime

The function in math module to find any power of the number ?

• power()

• pow()

• exp()

• none

What will be the output of the following code ?

L=[1,2,3,4,5]

S=math.fsum(L)

print(S)

• [1,2,3,4,5]

• 120

• 15

• none