Computer Networking
Synchronous protocols

are more reliable
are generally used by personal computers
allow faster transmission than asynchronous protocols do
None of these
transmit characters one at a time

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
Bandlimited signal is

All of these
a signal all of whose energy is contained within a finite frequency range
None of these
simultaneous transmission of data to a number of stations
transmission of signals without modulation

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
HDLC (High-level Data Link Control) is

a method access control technique for multiple-access transmission media
network access standard for connecting stations to a circuit-switched network
None of these
a very common bit-oriented data link protocol issued by ISO.
a method of determining which device has access to the transmission medium at any time

ANSWER DOWNLOAD EXAMIANS APP