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When a server responds with Retry-After: 120, what does the number 120 represent?

easy📝 Conceptual Q2 of 15
Rest API - Rate Limiting and Throttling

When a server responds with Retry-After: 120, what does the number 120 represent?

AThe number of seconds to wait before retrying
BThe number of bytes to wait
CThe number of requests allowed
DThe HTTP status code
Step-by-Step Solution
Solution:

  1. Step 1: Interpret the numeric value in Retry-After

    When Retry-After is a number, it means seconds to wait before retrying.

  2. Step 2: Match the meaning to the options

    Only The number of seconds to wait before retrying correctly states it is seconds to wait.

  3. Final Answer:

    The number of seconds to wait before retrying -> Option A

  4. Quick Check:

    Retry-After numeric = seconds to wait [OK]
Quick Trick: Numeric Retry-After means seconds to wait [OK]
Common Mistakes:
  • Thinking it is bytes or request count
  • Confusing with HTTP status code
  • Assuming it is a date/time string

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