Important Response Codes of API response

Important Response Codes of API response:

Response Code	Definition
100	The HTTP 100 Continue informational status response code indicates that everything so far is OK and that the client should continue with the request or ignore it if it is already finished.
200 202 204	Success. See the response body for the result payload.  Created No Content
400	Bad input. Required fields missing from input or are malformed.
401	Unauthorized. Authentication failure; invalid credentials.
402 403 404	Payment required. No active subscription found.  Forbidden Not Found
500 501 502 503	Internal server error. General service failure; retry request.  Not Implemented Bad Gateway Service Unavailable
300	The HTTP 300 Multiple Choices redirect status response code indicates that the request has more than one possible response.

Interview Questions from this Page:

a. What is the meaning of Response Code 200, 201, 400, 401, 403, 404?

b. What is the meaning of Response Code 500, 501, 502?