JSON

Question 1

What is JSON?

Answer 1

string based data format following JavaScript’s object literal syntax for data interchange

Question 2

What are serialization and deserialization?

Answer 2

Serialization - string format to convert into bytes, so that it can be transferred over a network or stored in a persistent storage

Deserialization - opposite of serialization, turning a stream of bytes into an object in memory

Question 3

How to you serialize data into a JSON string using JavaScript

Answer 3

JSON.stringify

Question 4

How do you deserialize a JSON string using JavaScript?

Answer 4

JSON.parse

Question 5

Why are serialization and deserialization useful?

Answer 5

If want to send anything across networks or store something in a storage medium, wouldn’t be able to do that without serialization/deserialization