Question

(1) explain the two level of network security
(2) what is the difference between coaxial and fibre optic cable
(3) what do you mean by internet
(4) what do you mean by extranet
(5) how can employee an outsider affect the organixition
(6) what do you mean by active hub
(7) what do you mean by manageable switch
(8) what is UTP cable ​

Answer 1

Answer:

2) optical fiber is made up of plastic and glass and is used to transmits signals in form of light or optics.

coaxial cable is made using plastic and copper wire and is used to transmits signals in form of electric signals.

3) the internet is the global system of inter connected computer net works that uses the internet protocol suite to communicate between network and device.

4) an extranet is a controlled private network that allow access to partner vendors and supplies or an authorized set of customer normally to a subset of the information accessible from an organization internet