Which email protocol downloads messages to a local device and, by default configuration, deletes them from the remote mail server? MCQ with Answer and Explanation
Which email protocol downloads messages to a local device and, by default configuration, deletes them from the remote mail server?
A. IMAP
B. HTTP
C. SMTP
D. POP3
Answer: Option D
Solution (By JKSSB Mock Tests)
POP3 (Post Office Protocol version 3) retrieves emails by downloading them to a local client device and typically deleting them from the mail server data storage.
What mechanism does an internet email communication layout use to notify a sender that a designated recipient mailbox address is completely invalid or non-existent?
A.Running automatic DNS reverse lookup queries inside terminal devices
B.Encrypting the sender's system password variables
C.Returning an automated 'Hard Bounce' or 'Undelivered Mail' notification error message from the mail server
D.Altering the local browser cache layout automatically
Explanation:
A hard bounce is a permanent delivery failure message indicating that an email address is invalid, typo-ridden, or has been permanently deactivated by the hosting provider.
Explanation:
Authoritative nameservers are the final stop in the DNS lookup process, containing the exact domain-to-IP configuration records maintained by a website's hosting registry.
What type of software utility acts as a specialized personal organizer tool deployed inside internet web mail interfaces to schedule meetings, record reminders, and track events chronologically?
Explanation:
Web calendar utilities integrated into email suites (like Google Calendar or Outlook Calendar) enable cross-organizational scheduling and task monitoring over the internet.
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