Which specific protocol operates inside email infrastructures to provide secure, encrypted message transfers between independent mail servers over port 465 or 587? MCQ with Answer and Explanation
Which specific protocol operates inside email infrastructures to provide secure, encrypted message transfers between independent mail servers over port 465 or 587?
A. SMTPS / Secure SMTP
B. HTTP unencrypted standards
C. IMAP protocol loops
D. POP3 server frameworks
Answer: Option A
Solution (By JKSSB Mock Tests)
Secure SMTP variants utilize cryptographic SSL/TLS layers to encrypt email transmissions between mail servers, preventing eavesdropping and data tampering.
Which of the following parameters indicates an accurate description of the 'Dark Web' ecosystem segment?
A.A subset of the deep web that is intentionally hidden, requiring specific specialized software like Tor to access, often prioritizing encrypted anonymity
B.A local network setup configured inside municipal administrative hubs
C.Websites that operate exclusively during nighttime hours globally
D.An unencrypted index list of global email inbox destinations
Explanation:
The Dark Web relies on overlay networks and darknets that require custom software tools (such as Tor) to navigate, providing deep anonymity for both site hosts and visitors.
Which type of internet network technology delivers exceptionally fast data transmission speeds using light pulses traveling through flexible glass or plastic filaments?
Explanation:
Fiber optic connections transmit data as light pulses through glass or plastic fibers, offering much higher bandwidth and lower latency than copper wire networks.
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