Web Programming Web APIs and REST 3

Question 1

What is the primary data format used in modern REST APIs?

Accepted Answer

JSON

Answer

XML

Answer

CSV

Answer

HTML

Question 2

What does a 500 HTTP status code indicate?

Accepted Answer

Internal Server Error

Answer

Request timeout

Answer

Unauthorized access

Answer

Bad request syntax

Question 3

In RESTful API design, what does a DELETE request to `/users/123` do?

Accepted Answer

Removes user 123

Answer

Retrieves user 123

Answer

Creates a new user

Answer

Updates user 123

Question 4

What is the difference between authentication and authorization in web APIs?

Accepted Answer

Authentication verifies identity; authorization determines permissions

Answer

They are the same thing

Answer

Authentication determines permissions; authorization verifies identity

Answer

Authentication is only for APIs; authorization is for websites

Question 5

What is rate limiting in the context of web APIs?

Accepted Answer

Restricting the number of requests a client can make in a given time period

Answer

Limiting the file size of API responses

Answer

Limiting the number of API endpoints

Answer

Restricting API access to certain IP ranges

Question 6

Which HTTP header is used to pass a Bearer token for API authentication?

Accepted Answer

Authorization

Answer

Content-Type

Answer

X-API-Key

Answer

Token