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N10-009 · Question #630
N10-009 Question #630: Real Exam Question with Answer & Explanation
The correct answer is C: 3. Layer 3 of the OSI model performs routing functions, identifying the most efficient path for packets to travel across networks.
Submitted by eva_at· Mar 6, 2026Networking Concepts
Question
Which of the following OSI model layers is responsible for determining the most efficient path for frame transfer?
Options
- A1
- B2
- C3
- D5
Explanation
Layer 3 of the OSI model performs routing functions, identifying the most efficient path for packets to travel across networks.
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