Hardware Flashcards
What is the purpose of a NIC
To connect a device to a network
What is a switch
Multiple devices can connect together using MAC addresses
What is a WAP
Connected to the switch
Allows wireless devices to connect to a network
What is a router
Connects networks using IP addresses
What is a Twisted Pair Copper Cable
Wired connections on a LAN
How does a Twisted Pair cable work
Electrical current moves through copper wire
What is an advantage of a Twisted Pair
Fast and secure
What is the purpose of a fibre optic cable
Connects WANs over long distances
How do fibre optic cables work
Light pulses transmitted down glass fibres
What is an advantage of fibre optic cables
Very fast, no interference
What is a radio wave used for
Wireless data transmission
How do radio waves transmit data
Transmits using fluctuations in radio signals
Name a disadvantage of radio waves
Prone to interference from other radio waves
