Which email infrastructure component is responsible for receiving inbound emails from external domains and placing them into the correct individual user's mailbox storage? MCQ with Answer and Explanation
Which email infrastructure component is responsible for receiving inbound emails from external domains and placing them into the correct individual user's mailbox storage?
A. MUA (Mail User Agent)
B. MDA (Mail Delivery Agent)
C. MIME encoder block
D. DNS Resolver
Answer: Option B
Solution (By JKSSB Mock Tests)
The Mail Delivery Agent (MDA) accepts messages handed down from mail transport systems and writes them directly into the recipient's localized mailbox storage.
Which type of software vulnerability involves an attacker injecting malicious scripts into trusted websites, which are then executed by unsuspecting client web browsers?
Explanation:
Cross-Site Scripting (XSS) is a security vulnerability where malicious script blocks are injected into reliable web templates, running malicious scripts directly inside client browsers.
Explanation:
URLs must only contain characters from a specific safe ASCII set. Characters outside this set are converted into a '%' followed by a hexadecimal code sequence (e.g., spaces become %20).
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