Computer Networking
Demodulation is a process of

converting analog to digital signals
performing data description.
multiplexing various signals into one high speed line signals
converting digital to analog signals

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide?

A physical address that is assigned by the manufacturer
An alias for the computer name
The logical domain address for the workstation
A logical address that identifies the workstation
A physical address that is randomly assigned each time the computer is started

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
Which of the following is true regarding VLANs?

You should not have more than 10 switches in the same VTP domain.
You must have at least two VLANs defined in every Cisco switched network.
VTP is used to send VLAN information to switches in a configured VTP domain.
All VLANs are configured at the fastest switch and, by default, propagate this information to all other switches.

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
The difference between a multiplexer and a statistical multiplexer is

Statistical multiplexers need buffers while multiplexers do not need buffers
Multiplexer use X.25 protocol, while statistical multiplexers use the Aloha protocol
Multiplexers often waste the output link capacity while statistical multiplexers optimize its use
Multiplexers use Time Division Multiplexing (TDM) while statistical multiplexers use Frequency Division Multiplexing (FDM)
None of these

ANSWER DOWNLOAD EXAMIANS APP