Computer Networking
A WATS arrangement

None of these
is never less expensive than flat-rate service
is less expensive than flat-rate service only when the number of calls is large and the duration of each is short
is less expensive than flat-rate service only when the number of calls is small and the duration of each is long
is always less expensive than flat-rate service

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
Messages from one computer terminal can be sent to another by using data networks. The message to be sent is converted to an electronic digital signal, transmitted via a cable, telephone or satellite and then converted back again at the receiving end. What is this system of sending messages called?

Electronic mail
Electronic newspaper
Paperless office
None of these
Global network

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
"BAUD" rate means

The number of bytes transmitted per unit time.
None of these
The rate at which the signal changes.
The number of bits transmitted per unit time.

ANSWER DOWNLOAD EXAMIANS APP