The video tutorial introduces the concept of classes in Python, explaining their purpose as blueprints for creating objects. It uses a calculator class example to demonstrate how to define methods and variables within a class. The tutorial covers the syntax for declaring classes and methods, emphasizing the importance of indentation in Python. It also explains how to create objects and call methods, highlighting the differences between functions and methods. The tutorial concludes with a brief mention of the 'self' keyword, to be explained in a future lecture.

What is a class in Python often compared to?

• A single function

• A random collection of functions

• A finished product

• A blueprint or prototype

Which of the following is NOT a component of a class?

• Constructors

• Variables

• Loops

• Methods

What keyword is used to declare a class in Python?

• def

• class

• function

• method

In Python, how do you indicate the start of a class block?

• Using parentheses

• Using a semicolon

• Using a colon

• Using curly braces

How do you create an object of a class in Python?

• By calling the class name with parentheses

• Using the 'new' keyword

• Using the 'create' keyword

• By defining a function

What is the purpose of the 'self' keyword in class methods?

• To refer to a local variable

• To refer to the class itself

• To refer to the instance of the class

• To refer to a global variable

How can you access a method of a class using an object?

• By using the 'new' keyword

• By using the 'self' keyword

• By calling the method directly

• By using the object name followed by a dot and the method name