Python Revision Tour

What is Python?

• A programming language

• A type of snake

• A type of food

• A type of car

What are the key features of Python?

• Complexity, unreadability, rigidity, and a small standard library

• Difficulty, ambiguity, inelasticity, and a limited standard library

• Complication, obscurity, inflexibility, and a moderate standard library

• Some key features of Python include simplicity, readability, flexibility, and a large standard library.

Explain the difference between Python 2 and Python 3.

• Python 2 is faster than Python 3

• Python 3 is no longer supported

• Python 2 has better libraries than Python 3

• Python 2 is legacy, Python 3 is the present and future

What are the different data types in Python?

• int, float, complex, str, list, tuple, dict, set, bool, bytes, bytearray, range, None

• dog, cat, bird, fish

• apple, banana, orange, grape

• red, blue, green, yellow

What is the use of PEP 8 in Python?

• It provides guidelines for writing clean and readable code.

• It is used to handle exceptions in Python

• It is used to execute Python code

• It is used to create GUI in Python

Explain the concept of list comprehension in Python.

• List comprehension is a feature used to perform mathematical operations on lists in Python.

• List comprehension is a concise way to create lists in Python by using a single line of code.

• List comprehension is a method to sort lists in Python.

• List comprehension is a way to create dictionaries in Python.

What is the purpose of the 'self' keyword in Python?

• To define a new method in the class

• To create a new instance of the class

• To access global variables

• To refer to the instance of the class

Explain the use of the 'yield' keyword in Python.

• It is used to import external libraries in Python

• It allows the function to yield a value and then continue from where it left off when called again.

• It is a keyword used for defining classes in Python

• It is used to terminate a loop in Python

What is the difference between a tuple and a list in Python?

• A tuple is immutable, while a list is mutable.

• A tuple can be resized, while a list has a fixed size.

• A tuple can contain different data types, while a list can only contain one data type.

• A tuple can be sorted, while a list cannot be sorted.

Explain the concept of inheritance in Python.

• Inheritance in Python is the process of creating a new class from an existing class.

• Inheritance in Python is the process of encapsulating attributes and methods from another class.

• Inheritance in Python is the process of overriding attributes and methods from another class.

• Inheritance in Python allows a class to inherit attributes and methods from another class.