Python Online Quiz

Following quiz provides Multiple Choice Questions (MCQs) related to Python. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Q 1 - What is output for −

a = ['hat', 'mat', 'rat']

'rhyme'.join(a)

A - [hat','mat','rat','rhyme']

B - hatmatratrhyme'

C - [hat mat rat rhyme']

D - hatrhymematrhyme rat'

Answer : D

Explanation

The method join() takes list of string as input and returns string as output. It removes ,' and add the given string with join to the list.

Q 2 - How can we swap two numbers a = 10, b = 20 in python without using third variable?

b = a

a = b

Answer : C

Explanation

To swap two numbers we can use both a & b option. Both a & b are similar statemnts written in different ways.

Q 3 - How can we generate random numbers in python using methods?

A - random.uniform ()

B - random.randint()

C - random.random()

D - All of the above

Answer : D

Explanation

To generate random numbers we import random module and in that module we have these methods/functions.

uniform(x,y) returns a floating number in the range [x,y] random() returns a floating point number in the range [0, 1].

randint(x,y) returns a random integer number in the range [x, y].

Q 4 - What is output of following code −

def func(x, ans):
   if(x==0):
      return 0
   else: 
      return func(x-1, x+ans) 
print(func(2,0))

Answer : A

Q 5 - What will be the output of the following code?

def total(initial = 5, *num, **key):
   count = initial
   for n in num:
      count+=n
   for k in key:
      count+=key[k]
   return count
print(total(100,2,3, clouds=50, stars=100))