All challenges
Multiple ChoiceBeginner 30s

Router: Function

A router operates at which OSI layer?
Options
  1. 1Layer 2 (Data Link)
  2. 2Layer 4 (Transport)
  3. 3Layer 7 (Application)
  4. 4Layer 3 (Network)

Think you can answer under pressure?

Get matched and answer live questions in 3-minute 1v1 battles. Elo ranking, badge tiers and bragging rights on the line.

Play this in a 3-minute battle