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. MDA (Mail Delivery Agent)
B. MUA (Mail User Agent)
C. MIME encoder block
D. DNS Resolver
Answer: Option A
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.
Explanation:
The Network Layer (or Internet layer in TCP/IP) manages packet routing, logical addressing, and path determination using protocols like IP.
What does a '405 Method Not Allowed' HTTP status code return imply about a client browser's interaction with a web application?
A.The input security certificate has an expired authorization date.
B.The web server facility has completely crashed down.
C.The server recognizes the request method, but the specific target resource does not support that method (e.g., trying to POST to a read-only static text file).
D.The requested URL address path has changed its location permanently.
Explanation:
An HTTP 405 error occurs when the requested resource is configured to reject the specific HTTP method used (such as a browser attempting a POST action on a static page designed only to accept GET requests).
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