9 Simple Python Programming Language Interview Questions

Below are 9 simple Python Programming Language questions which can be asked in a Python Related job interview.

Q. 1 – How to print Zen in Python?

Zen of Python can be printed using –
import this
print(this)

Q. 2 – Explain Python Data Types

Integers – Represent numbers without decimals
Floating-point – Represent numbers with decimals
Complex numbers – Represent numbers having Real and Imaginary part
Strings – Collection of characters
Boolean – Represents True or False

Q. 3 – How to switch variable values in Python?

a = "Computer"
b = "Python"
print(a, b)             # prints out Computer Python
a, b = b, a
print(a, b)             # prints out Python Computer

Q. 4 – What is the use of pass statement in Python?

Pass statement indicates no operation statement. It is generally used to complete the body of classes or functions for alter use.

Q. 5 – Is Python pass by value or pass by reference?

Python passes arguments by value where all values are references to actual objects.

Q. 6 – Does Python supports chained operations?

Yes, Python does support chained operations.

num = 10
if 15 > num > 8:
	print("Chain Comparing Numbers")

Q. 7 – Explain meaning of all and any in Python Programming Language?

  • all => Returns True if all of conditions are True
  • any => Returns True if any one of conditions is True
a_list = range(10)
print(all(value < 10 for value in a_list))   # Prints True as Every value in List is more than 10    
print(any(value > 10 for value in a_list))   # Prints False as Every value in List is less than 10

Q. 8 – Explain difference between Python Keyword is and and operator ==

  • is => Returns True if 2 variables point to same object in Memory
  • == => Returns True if 2 objects being referred have same values

Q. 9 – What are Collection Data Types in Python Programming Language?

List

  • Stores data in a fashion similar to array in other programming language
  • It is mutable and items can be added, subtracted or deleted
  • Index starts with zero
  • [] is used to indicate that collection is a list
  • It can be homogenous and heterogeneous i.e. store data of same or different data type
  • It can contain duplicates

Tuples

  • Immutable collection i.e. changes to elements are not possible
  • Indicated by ()
  • Again can be homogenous and heterogeneous i.e. store data of same or different data type
  • Duplicates can be present

Set

  • Duplicates are absent in set
  • It makes use of {} symbol

Dictionary

  • Stores data in form of key-value pairs.
  • Indicated by {} with each item having : inbetween
  • Key has to be immutable object

Gagan

Hi, there I'm founder of ComputerScienceHub(Started this to bring useful Computer Science information just at one place). Personally I've been doing JavaScript, Python development since 2015(Been long) - Worked upon couple of Web Development Projects, Did some Data Science stuff using Python. Nowadays primarily I work as Freelance JavaScript Developer(Web Developer) and on side-by-side managing team of Computer Science specialists at ComputerScienceHub.io

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