220-1101 / 1102 Domain 2: Networking

Which protocol synchronizes time across networked devices?

Multiple choice — select one answer

Answer choices

  1. a. NTP
  2. b. RJ-45
  3. c. LC
  4. d. 443

Architectural breakdown & explanation

NTP keeps clocks aligned for logs and certificates.

Correct answer(s): a. NTP

Exam domain: Domain 2: Networking (20% weight on the official guide).

Official documentation & study links

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