You are discussing various Internet access methods with a bu

You are discussing various Internet access methods with a business customer. Of the following, which do you say are valid Internet access technologies? (Choose three.)

A. Fiber

B. Satellite

C. T-carrier

D. VPN

Solution

Various Internet access methods used are

A. FIBER:

In fiber optic cables the signal is light and the medium is a special type of flexible glass or clear plastic cable. Glass allows light to travel

how fibre optic communication system works:
There is a transmitter on one end that converts the electrical signal to light. It pulses, in a similar way to how Morse Code pulses. The light travels down the glass cable to a receiver at the other end. The receiver detects the light and generates an electrical signal that your computer can use.

B:SATELLITE

In certain areas where broadband connection is not yet offered, a satellite Internet option may be available. Similar to wireless access, satellite connection utilizes a modem.

C.VPN:

A virtual private network (VPN) is a technology that creates an encrypted connection over a less secure network. The benefit of using a secure VPN is it ensures the appropriate level of security to the connected systems when the underlying network infrastructure alone cannot provide it.