Exam 301b topic 1 question 28 discussion

Actual exam question from F5's 301b

Question #: 28
Topic #: 1

Which iRule will instruct the client's browser to avoid caching HTML server responses?

A. when HTTP_REQUEST { if {[HTTP::header Content-Type] equals "html"} { HTTP::header insert Pragma "no-cache" HTTP::header insert Expires "Fri, 01 Jan 1990 00:00:00 GMT" HTTP::header replace Cache-Control "no-cache,no-store,must-revalidate" } }
B. when HTTP_REQUEST { if {[HTTP::header Content-Type] contains "html"} { HTTP::header insert Pragma "no-cache" HTTP::header insert Expires "Fri, 01 Jan 1990 00:00:00 GMT" HTTP::header replace Cache-Control "no-cache,no-store,must-revalidate" } }
C. when HTTP_RESPONSE { if {[HTTP::header Content-Type] contains "html"} { HTTP::header insert Pragma "no-cache" HTTP::header insert Expires "Fri, 01 Jan 1990 00:00:00 GMT" HTTP::header replace Cache-Control "no-cache,no-store,must-revalidate" } }
D. when HTTP_RESPONSE { if {[HTTP::header Content-Type] equals "html"} { HTTP::header insert Pragma "no-cache" HTTP::header insert Expires "Fri, 01 Jan 1990 00:00:00 GMT" HTTP::header replace Cache-Control "no-cache,no-store,must-revalidate" }

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Suggested Answer: C 🗳️

by GVKD at Feb. 5, 2024, 11:34 p.m.

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5 months, 1 week ago

C - Correct https://community.f5.com/discussions/technicalforum/force-no-cache-on-a-response-for-naughty-browsers/157583

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