Python OOPS Interview Questions 56. What are the four pillars of OOP? Explain each Here are the main four pillars of OOPs: Inheritance allows us to inherit the behaviors or properties from the parent class to the child class. Polymorphism means “many forms” and in programming functions with...
Frequently Asked Questions 1. Define Lambda Function. A lambda function in Python is used to perform operations on a single expression. It can accept any number of arguments, but its scope is restricted. 2. Give Syntax of a Lambda Function. 3. What is the difference between lambda function...
Intro to Programming: What Are Strings in Python? Dictionaries are also similar to lists. You separate these pairs by commas to ensure the Python interpreter understands where one pair ends and the next pair begins. Note that you put colons between the key and the value inside a pair. These...
Object-Oriented Programming (OOP) in Python Object-oriented programming (OOP) is a method of structuring a program by bundling related properties and behaviors into individual objects.Frequently Asked Questions Now that you have some experience with object-oriented programming in Python, you can use...
Python Interview Questions for Experienced1. What are Dict and List comprehensions?Python comprehensions, like decorators, are syntactic sugar constructs that help build altered and filtered lists, dictionaries, or sets from a given list, dictionary, or set. Using comprehensions saves a lot of time ...
1. What type of Python questions should I expect in a coding interview? In coding interviews, you may be asked to solve problems involving data structures (e.g., lists, dictionaries, sets), algorithms (e.g., sorting, searching), and real-world scenarios requiring Python libraries. Questions...
Finally, built-in container data types, such as lists, tuples, sets, and dictionaries, are falsy when they’re empty. Otherwise, Python considers them truthy objects:Python >>> bool([]) False >>> bool([1, 2, 3]) True >>> bool(()) False >>> bool(("John", 25, "Python Dev...
Valid and Invalid Dictionaries Keys of a dictionary must be immutable Immutable objects can't be changed once created. Some immutable objects in Python are integer, tuple and string. # valid dictionary# integer as a keymy_dict = {1:"one",2:"two",3:"three"}# valid dictionary# tuple as...
Python sort list of dictionaries When sorting dictionaries, we can choose the property by which the sorting is performed. sort_dict.py #!/usr/bin/python users = [ {'name': 'John Doe', 'date_of_birth': 1987}, {'name': 'Jane Doe', 'date_of_birth': 1996}, ...
Python modules provide powerful building blocks for extending Python’s functionality across various programming domains. This list of Python modules covers the core categories of Python modules, focusing on system operations, data processing, web development, databases, user interfaces, and multimedia tool...