Prepare peripheral devices and hardware for use

Underpinning knowledge

The candidate will be able to

1. identify the functions of input devices e.g. keyboard, mouse, track ball, joystick, touch pad, touch screen, scanner, light pen, graphics tablet, microphone, digital/video cameras, disk drives

2. identify the functions of output devices, e.g. VDU, printer (including large format), speakers including speech synthesis), projection devices and disk drives

3. identify the features and monitor settings of colour depth, size/resolution and refresh rate

4. identify the differences between local area networks (LAN), wide area networks (WAN), workstation, server, universal resource locator (URL) and internet service provider (ISP), intranet and internet

5. identify the protocols used for LAN, WAN, workstation, server, URL and ISP, intranet and internet, including client server and peer to peer

6. identify how hardware affects the efficiency of the computer, e.g. processor speed, RAM (volatile memory), hard drive size

7. identify the main types of storage devices and give comparisons in terms of speed, cost and capacity e.g. internal/external hard drive, CD ROM, DVD, memory sticks, floppy disk drive

8. identify precautions when handling and storing storage media

 

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