220-1101 / 1102 Domain 2: Networking

Which OSI layer handles logical addressing with IP?

Multiple choice — select one answer

Answer choices

  1. a. Cable tester or certifier
  2. b. 10.0.0.0/8
  3. c. Layer 3 (Network)
  4. d. A record

Architectural breakdown & explanation

Layer 3 routes packets using IP addresses.

Correct answer(s): c. Layer 3 (Network)

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

Official documentation & study links

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