topics that i need to cover in backend js for foundation as a fresher
Global Objec,t Modules and Require File System, Streams and Buffers, Client & Server, Request & Response, HTML Response & Status Code, NPM & Dependencies, Express Apps, Middlewares, Route Params, Query Params, Post Request, Put Request , Patch & Delete Request ,getById Middleware II
started learning node js and express js and i listed the topics that i covered above. what are all the things that i need to learn before starting out with db and what should i learn in mongo db.