Which of the following ports is the standard default port for unencrypted POP3 email retrieval? MCQ with Answer and Explanation

Which of the following ports is the standard default port for unencrypted POP3 email retrieval?
A. 995
B. 143
C. 110
D. 25
Answer: Option C
Solution (By JKSSB Mock Tests)
Port 110 is the traditional network port allocated for unencrypted Post Office Protocol version 3 (POP3) traffic.

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Which parameter indicates a 'Web Cache Poisoning' exploit intent?
A. An attacker sends thousands of unwanted physical junk mail deliveries to an office building.
B. An attacker updates a computer's local graphics driver without authorization.
C. An attacker cuts a physical underwater fiber optic internet line.
D. An attacker manipulates a web server's proxy cache hub into storing and serving a flawed or malicious version of a webpage to subsequent innocent users.

Correct Answer: Option D


Explanation:
Web cache poisoning involves forcing cache servers to store invalid or malicious HTTP responses, which are then distributed to unsuspecting users requesting the same page.

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What does the acronym URL stand for?
A. Universal Resource Link
B. Unified Resource Locator
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Correct Answer: Option C


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URL stands for Uniform Resource Locator, which is a reference to a web resource that specifies its location on a computer network and a mechanism for retrieving it.

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What does the acronym HTML stand for?
A. HyperText Model Language
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Correct Answer: Option B


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