Which component of an email system acts as an electronic address directory mapping domains to their specific incoming mail handling servers? MCQ with Answer and Explanation

Question

Which component of an email system acts as an electronic address directory mapping domains to their specific incoming mail handling servers?

A. HTML Base Templates

B. FTP Configuration List

C. DNS MX (Mail Exchanger) Records

D. HTTP Response Headers

Answer: Option C

Solution (By JKSSB Mock Tests)

MX (Mail Exchanger) records are configurations inside the Domain Name System (DNS) specifying which mail servers are designated to accept incoming emails for a domain.

This question belongs to: Computer Internet and Web Technologies

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Question #1

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What does the 'src' attribute define in an HTML img tag?

A. The alternative text

B. The image height

C. The image width

D. The source URL of the image

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Correct Answer: Option D

Explanation:
The 'src' (source) attribute specifies the URL of the image file to be displayed.

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Question #2

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Which of the following email protocols allows users to organize emails into folders on the remote server and synchronizes changes across multiple client devices?

A. SMTP

B. FTP

C. IMAP

D. POP3

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Correct Answer: Option C

Explanation:
IMAP (Internet Message Access Protocol) leaves messages on the mail server and synchronizes states, folders, and reads across all connected devices seamlessly.

This question belongs to: Computer Internet and Web Technologies