What are joins in mysql ? what is middleware ? what is JWT ? Difference between POST, PUT and GET ? Difference between RDBMS and No-sql DBMS ? And a lot.... Every question was related to my assignment and concepts used in backend development.

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Questions related to backend development concepts and technologies.

Joins in MySQL are used to combine data from two or more tables based on a related column.
Middleware is software that acts as a bridge between different applications or systems.
JWT (JSON Web Token) is a standard for securely transmitting information between parties as a JSON object.
POST is used to submit data to be processed, PUT is used to update existing data, and GET is used to retrieve data.
RDBMS (Relational Database Management System) stores data in tables with a predefined schema, while NoSQL DBMS (Not Only SQL Database Management System) stores data in a flexible schema.

What are joins in mysql ? what is middleware ? what is JWT ? Difference between POST, PUT and GET ? Difference between RDBMS and No-sql DBMS ? And a lot.... Every question was related to my assignment and concepts used in backend development.

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