Niyuj Enterprise Software Solutions Interview Questions, Process, and Tips

Serialization is the process of converting complex data structures into a format that can be stored or transmitted.

• Python provides several modules for serialization such as pickle, json, and msgpack.

• Pickle is used for serializing and de-serializing Python objects.

• JSON is used for serializing and de-serializing data in a human-readable format.

• Msgpack is used for serializing and de-serializing data in a compact binary fo...read more

Joins in SQL are used to combine data from two or more tables based on a related column.

• Types of joins include inner join, left join, right join, and full outer join.

• Inner join returns only the matching rows from both tables.

• Left join returns all the rows from the left table and matching rows from the right table.

• Right join returns all the rows from the right table and matching rows from the left table.

• Full outer join ...read more

API authentication using tokens

• Tokens are unique strings generated by the server and sent to the client upon successful login

• The client then sends the token with each subsequent request to the server

• The server verifies the token and grants access to the requested resource if the token is valid

• Tokens can have an expiration time to ensure security

• Common token-based authentication methods include JWT and OAuth