1.5 Communication Hardware

Question 1

Hub

Answer 1

Receives data packed
Transfers a copy to all connected nodes

Question 2

Switch

Answer 2

Receives data packets
Transfers them onto the device - on destination address

Question 3

Modem

Answer 3

Send data across the telephone network
Can only transfer analog signals
Used to convert computers digital data into analog signal

Question 4

Router

Answer 4

Transfer data packets between networks
Stores the address of each computer on the network
+ uses routing tables to find shortest/quickest path

Question 5

WAP

Answer 5

Provides a link between wireless +wired networks
Creates a wireless LAN

Question 6

Hybrid Device

Answer 6

Provides functionality of multiple comms devices in a single device
More expensive
More adaptable
Will still function if a part fails

Question 7

NIC

Answer 7

A internal piece of hardware that is required for comp to connect to network
Built directly into the motherboard
Wireless NIC allows wireless network connection