REST API Design and Basics

Question 1

REST

Answer 1

REpresentational State Transfer
- REST does not enforce any implementation
- High-level design guidelines
- Client-server designed pattern
- Stateless
- Requests made through simple HTTP

Question 2

HTTP

Answer 2

Hyper Test Transfer Protocol - application layer protocol for transmitting hypermedia

Question 3

REST APIs

Answer 3

An API is an application programming interface. Set of rules that allow programs to talk to each other.

Question 4

HTTP Methods

Answer 4

GET, POST, PUT, DELETE

Question 5

GET

Answer 5

Retrieve a resource

Question 6

POST

Answer 6

Create a new resource

Question 7

PUT

Answer 7

Update an existing resource

Question 8

DELETE

Answer 8

Delete an existing resource

Question 9

Proper HTTP Status Codes

Answer 9

Return appropriate HTTP status codes to indicate the success or failure of a request
- 200 OK for GET
- 201 Created for POST
- 204 No content for DELETE
- 400 Bad request for client errors
- 404 Not found
- 500 Internal server error

Question 10

RESTful URLS

Answer 10

Use meaningful and hierarchical URLs