What does a '504 Gateway Timeout' HTTP status code tell a web user?
A. The digital SSL identity certificate has completely expired.
B. The server, while acting as a gateway or proxy, did not receive a timely response from the upstream backend server to complete the request.
C. The browser cache folder space has run out of local memory storage.
D. The user entered an unapproved domain string value inside the search engine interface.
Answer: Option B
Solution (By JKSSB Mock Tests)
A 504 status code means that an intermediate proxy or gateway server timed out while waiting for a response from an internal upstream server during a request loop.
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