During a network outage, a technician finds that a fiber optic cable was accidentally severed. Which layer of the OSI model is directly impacted by this physical break?
Answers
ANetwork
BApplication
CData Link
DPhysical
Correct answer: D — Physical
Objective 1.1: The Physical layer (Layer 1) encompasses the physical media like fiber cables. Network is logical routing, Data Link is MAC.
MIFOTRA exam practicealigned to CompTIA Network+ N10-009·1 mark·Easy