computer networks set 3 Detailed Explanation And More Example

Question : 1

Avalanche photodiode receivers can detect bits of transmitted data by receiving

a) 200 photons

b) 100 photons

c) 2000 photons

d) 300 photons'

e) none of the above

Question : 2

A popular way to learn about computers without ever going to a classroom is called __________.

a) i-learning

b) isolated learning

c) e-learning

d) close learning

e) distance learning

Question : 3

Which of the following types of channels moves data relatively slowly?

a) narrow band channel

b) voice band channel

c) wide band channel

d) side band channel