Answer:
CRUD Meaning : CRUD is an acronym that comes from the world of computer programming and refers to the four functions that are considered necessary to implement a persistent storage application: create, read, update and delete.
Why we need to learn it? : The ability to create, read, update and delete items in a web application is crucial to most full stack projects. CRUD is too important to be ignored, so learning it first can really improve confidence within unfamiliar stacks.