Connectivity (2)

Question 1

What does LAN stand for?

Answer 1

Local area network

Question 2

what is the purpose of a router

Answer 2

the router connects all of the devices to the modem and giving them all an internal IP address so that it “knows” the device and knows where to send the data

Question 3

what will you need to connect computers to a network

Answer 3

you will need a network interface card (NIC) unless you are using Wi-Fi dongles

Question 4

what are the advantages of having a wireless network over a wired network

Answer 4

• all you need is a wireless router
• it is cheaper than wired
• you can access the network from anywhere in the house and you are not put in place by the wiring of the wired network

Question 5

what are the advantages of having a wired network over a wireless network

Answer 5

• there is less interference because the connection is direct
• the connection is very fast and it is cheap for a 1Gbps connection

Question 6

what are the ways of securing a wireless connection

Answer 6

• changing the default admin password on the router
• setting up a form of encryption
• turning off the router when not in use
• setting up a Media Access Control (MAC) `

Question 7

what is latency

Answer 7

latency is the time it takes for one bit to be sent from one device to another

Question 8

what is bandwidth

Answer 8

bandwidth is the amount of data that can be sent per second e.g. 16Gb/s

Question 9

what do Wi-Fi devices need to be in range of

Answer 9

a wireless access point