MariApps Marine Solutions Python Developer Interview Questions, Process, and Tips for Freshers

A class is a blueprint for creating objects that have properties and methods. Functions are written inside a class to define its behavior.

• A class is a user-defined data type that encapsulates data and functions that operate on that data.

• Functions written inside a class are called methods and are used to define the behavior of the class.

• The role of a class is to provide a template for creating objects that share common ...read more

Reverse a dictionary in Python

• Create a new dictionary with values as keys and keys as values

• Use dictionary comprehension to create the new dictionary

• If there are duplicate values, use a list comprehension to create a list of keys

• Use the built-in function 'reversed' to reverse the order of the keys or values

List and tuple are both data structures in Python used to store collections of items.

• Lists are mutable and can be modified after creation.

• Tuples are immutable and cannot be modified after creation.

• Lists are defined using square brackets [], while tuples are defined using parentheses ().

• Lists are typically used for collections of similar items, while tuples are used for collections of different items.

• Lists have several ...read more

Slicing is a way to extract a portion of a sequence (string, list, tuple) in Python.

• Slicing is done using the colon (:) operator.

• The syntax for slicing is [start:stop:step].

• start is the index where the slice starts (inclusive), stop is the index where the slice ends (exclusive), and step is the size of the jump between indices.

• If start or stop is not specified, it defaults to the beginning or end of the sequence.

• If ste...read more

Python is a high-level, interpreted programming language known for its simplicity and ease of use.

• Dynamic typing and automatic memory management

• Support for multiple programming paradigms such as procedural, object-oriented, and functional programming

• Extensive standard library with modules for a wide range of tasks

• Cross-platform compatibility

• Easy to learn and read syntax

• Large and active community with a wealth of resour...read more