Back-End Development RESTful API Design and Development

Question 1

Which HTTP method is idempotent and should be used to fully replace a resource?

Accepted Answer

PUT

Answer

POST

Answer

PATCH

Answer

DELETE

Question 2

What HTTP status code should a REST API return when a resource is successfully created?

Accepted Answer

201 Created

Answer

200 OK

Answer

204 No Content

Answer

202 Accepted

Question 3

Which of the following is a constraint of REST architecture?

Accepted Answer

Statelessness

Answer

Stateful sessions

Answer

Mandatory XML responses

Answer

Fixed URL structure

Question 4

What does HATEOAS stand for in REST API design?

Accepted Answer

Hypertext As The Engine Of Application State

Answer

HTTP And Transfer Engine Of Application Services

Answer

Hypertext API Transfer Engine Of Async Services

Answer

HTTP Access To External Object Application State

Question 5

Which HTTP status code indicates that the client is not authorized to access a resource (authentication required)?

Accepted Answer

401 Unauthorized

Answer

400 Bad Request

Answer

403 Forbidden

Answer

404 Not Found

Question 6

In REST API versioning, which approach embeds the version number in the URL path?

Accepted Answer

URI versioning

Answer

Header versioning

Answer

Query parameter versioning

Answer

Content negotiation