Question

Which layer of the OSI model should you check first if a computer can't connect to

the company network?
A. Application
B. Physical
C. Transport
D. Data link

Answer 1

Answer: The correct answer is B. Physical

Step-by-step explanation: Connectivity and network issues typically occur within the physical or data-link layers, so it is advisable, to begin with, the physical connection first and then work your way toward the application layer.