SLR 3 - Networking part 2

Which of the following is a relatively cheap, pretty fast, super-reliable way to connect desktop computers to a network

• Fibre optic cable

• UTP - unshielded, twisted pair copper cable

• Wi-Fi

• Bluetooth

Which of the following is a somewhat expensive, super-fast, super-reliable way to connect devices in a network over longer distances?

• Fibre optic cable

• UTP - unshielded, twisted pair copper cable

• Wi-Fi

• Bluetooth

Which of the following is a reasonable-speed, reasonably-reliable, very convenient way to connect several devices for multiple users to a network over shorter distances?

• Fibre optic cable

• UTP - unshielded, twisted pair copper cable

• Wi-Fi

• Bluetooth

Which of the following is a reasonable-speed, reasonably-reliable, very convenient way to connect one or more devices for a single user, to a network over very short distances?

• Fibre optic cable

• UTP - unshielded, twisted pair copper cable

• Wi-Fi

• Bluetooth

Which type of network are these advantages for?

Faster transfer speeds

More secure

Reliable connections

• Wi-Fi

• Wireless networks

• Wired networks

• PANs

In a LAN, all devices are directly connected to which piece of hardware?

• a router

• a printer

• a server

• a switch

Local area networks require security to avoid hacking and misuse. Which of the following are NOT methods of network security for a LAN?

• Authentication

• Captcha

• Encryption

• Firewall

• MAC address filtering

Why do networks require users to log on?

(select all that are correct)

• To allow users to take their settings from one machine to another

• To ensure they are authorised to use the system

• To grant them access to their own files

• To set access rights to specific apps or services

Systems communicating over Ethernet divide a stream of data into short pieces called a _____.