[Solved] What is the main purpose of the Retry-After header in REST APIs? - Ans: To tell the client how long to wait before making another request | Rest API

Rest API - Rate Limiting and Throttling

What is the main purpose of the Retry-After header in REST APIs?

ATo provide the client's IP address to the server

BTo specify the content type of the response

CTo tell the client how long to wait before making another request

DTo indicate the server's current time

Step-by-Step Solution

Solution:

Step 1: Understand the role of Retry-After header
The Retry-After header is used by servers to tell clients when they can retry a request after being told to wait.
Step 2: Match purpose with options
To tell the client how long to wait before making another request correctly states that it tells the client how long to wait before retrying, which matches the header's purpose.
Final Answer:
To tell the client how long to wait before making another request -> Option C
Quick Check:
Retry-After = wait time before retry [OK]

Quick Trick: Retry-After tells when to retry, not server info [OK]

Common Mistakes:

MISTAKES

Master "Rate Limiting and Throttling" in Rest API

9 interactive learning modes - each teaches the same concept differently

More Rest API Quizzes

What is the main purpose of the Retry-After header in REST APIs?