Question

What is normalization? Differentiate between first normal form and second normal form

Answer 1

Normalization is the process of efficiently organizing data by eliminating redundant data and maintaining dependencies.

First normal form, sets the very basic rules for an :---
organized database
i.e. Eliminate duplicative columns. 

Create separate tables for each group of related data .

identify the row with a unique column i.e the primary key. 



Second normal form further removes the duplicate data: 

i.e. Meet the requirements of the first form of 
normalalization.

Create relationships between new tables 
through foreign keys.


hope it help u ......


mark me as brainliest....

Answer 2

Answer:

The perpendicular drawn to the surface at the point of incidence is called the normal.