11.
Most packet switches use this principle ____________
a) Stop and wait
b) Store and forward
c) Store and wait
d) Stop and forward
12.
In _________ systems, resources are allocated on demand.
a) packet switching
b) circuit switching
c) line switching
d) frequency switching
13.
Which of this is not a guided media?
a) Fiber optical cable
b) Coaxial cable
c) Wireless LAN
d) Copper wire
14.
UTP is commonly used in __________
a) DSL
b) FTTP
c) HTTP
d) None of the mentioned
15.
Coaxial cable consists of _______ concentric copper conductors.
a) 1
b) 2
c) 3
d) 4
