GCSE Wired and Wireless Networks

'Witches use switches' helps us to remember that...

• Switches forward data 'intelligently'

• Switches work by magic and spells

• Switches are efficient, but not as much as hubs

• Switches use CAT5 Ethernet and witches usually have a cat

Which of these is NOT hardware used to create a network?

• Hub

• SSD

• Wireless Access Point

• Switch

Which of these statements about Clients and Servers is FALSE?

• Servers sometimes have a 'failover' partner as a backup.

• Servers can authenticate log-ins

• Clients usually have more storage space than servers

• Clients can use software running on servers

Which of these is FALSE about LANs?

• LAN stands for Local Area Network

• LANs cover a small area or single building

• LANs are usually wired with Ethernet cable

• LANs cannot use fibre optic cable

An IP address...

• Can be routable (global) or non-routable (local)
• Is unique for every computer in the world
• can be purchased from Microsoft
• Is permanently 'stamped' on every network interface card

Which of these is NOT an advantage of networking computers?

• Printers can be shared

• Fewer cables are needed

• Files are easier to share

• Installs can be done on many computers at once

Why are hubs not very efficient?

• Ethernet protocols are slower than IP
• Because witches use switches
• There might be too many people logged on
• They transmit data on ALL ports

MyBank plc runs a private WAN. What will join it all together?

• Normal telephone wires

• The Internet

• Private lines leased from BT

• Ethernet cables

Which one of these should NOT slow down the performance of a network?

• Lots of users on at once

• Everyone on WiFi instead of cabled connections

• Lots of malware infections

• Using fibre optic cable to join different parts together

Which of these is true about peer-to-peer networks?

• They are illegal

• Resources are not held on a central server

• They are mainly used on the 'dark web'

• They are only used with a home hub.