Which of the following is likely to have the highest capacity?
Coaxial cable
Multimode fiber
Single mode fiber
Twisted pair
Which of the following WLANs NEVER uses the 2.4 GHz ISM band?
IEEE 802.11a
IEEE 802.11b
IEEE 802.11g
IEEE 802.11n
Propagation delay will increase if there is an increase in:
Data Rate
Distance
Frame length
velocity
Which of the following is an advantage that a PBX is likely to offer over Centrex:
Lower Intial Cost
Lower recurring cost
unlimited potential growth