REACT

Question 1

Components

Answer 1

Small reusable individual pieces used to build interfaces. They use a syntax extension called JSX to represent markup.

Question 2

Props

Answer 2

Used by components to communicate with each other, they are information passed in JSX tags.

Question 3

Testing

Answer 3

• Unit testing = tests that cover small parts of the code like individual classes and functions.
• Snapshot testing = makes sure the UI does not change unexpectedly. It renders a UI component, takes a snapshot and compares it to the equivalent file stored alongside it.