Computer Control Around Us

Identify the control aspect of each object.

plug socket

batteries

input output

buttonsswitches

levers

things movethings light up

things play

what you do

what happens

press button food warms up

microwave

light

press switch light turns on

hand drier

press button air blows out

car park barrier

press button barrier goes up

pelican crossings

press button green man flashes

cash machine

press buttons gives out money

washing machines

press buttons spins and washes

photocopier

press ‘copy’ copies sheet

DVD player

press ‘play’ plays a DVD

Bee-Bot

press buttons Bee-Bot moves

Computer processes the input to make an output

using

StepsInstructionsAlgorithms

Programs

Input OutputButtonsKeypadsScreens

SoundHeatMovementImages

Can you think of any other examples?