Which of the following is BEST used for fire safety to prevent toxic fumes during a fire?
A. Multi-mode cables
B. Single-mode cable
C. PVC cables
D. Plenum cables
CompTIA exam questions
Which of the following is BEST used for fire safety to prevent toxic fumes during a fire?
A. Multi-mode cables
B. Single-mode cable
C. PVC cables
D. Plenum cables