Kirloskar Toyota Textile Machinery Apprentice Trainee Interview Questions and Answers

Dictionary is a collection of key-value pairs in Python.

• Keys must be unique and immutable.

• Values can be of any data type.

• Access values using keys.

• Add or modify values using keys.

• Use dict() constructor or {} to create a dictionary.

• Example: {'name': 'John', 'age': 30}

• Example: dict(name='John', age=30)

An abstract class is a class that cannot be instantiated and is used as a base class for other classes.

• An abstract class can have abstract methods that must be implemented by its subclasses.

• Abstract classes can have non-abstract methods and fields.

• An abstract class can be used to define a common interface for a group of related classes.

• Example: Animal is an abstract class and Dog, Cat, and Bird are its subclasses.

• Examp...read more