Task 1
1. Daily life can be affected by ICT systems.
A
Listening to the radio
B
Doing the ironing
C
Feeding your pet
D
Watching TV
Put a cross in one box to show which aspect of daily life would not be affected immediately by the failure of an associated ICT system.


A x
B
C x
D
2. Describe the similarities and differences between data and information.
3. Explain what is meant by hardware.
 Computer hardware is the equipment that makes up the physical ICT system. That is, the keyboard, the monitor screen, the system unit and everything inside it, and other devices connected to it, such as a printer. Usually, the monitor, keyboard and other devices are connected to the system unit.
4. Draw a labelled diagram of a desktop computer system showing the range of hardware devices that could be attached to it.
5. Describe the similarities and differences between a desktop computer and a laptop computer.
A desktop PC usually has these basic components: a monitor, a keyboard, a system unit and a mouse.
A laptop computer is slightly larger and much heavier than an A4 file
6. Describe the similarities and differences between a desktop computer and a hand-held computer.



7. Explain how a PDA user can benefit from having an external keyboard.
8. Figure 1.2 shows the flow of data through the input–output process. If the input was the intake of pupils into a school, describe what would represent the
‘PROCESS’, the ‘INSTRUCTIONS’ and the ‘FINAL OUTPUT’ (see Figure 1.8).