Q704
A large number of computers in a wide geographical area can be efficiently connected using
A.
Twisted pair lines
B.
Coaxial cables
C.
Communications satellites
AnswerD.
All of the above
E.
None of the above
Answer: Option C
Solution
Answer: Option C
Solution:
A communications satellite is an artificial satellite that relays and amplifies radio telecommunications signals via a transponder; it creates a communication channel between a source transmitter and a receiver at different locations on Earth.