Communication technologies (ex. 3 pp. 112-114 by O.Karpyuk)

to store data

to process information

to display content

to generate energy

to drive around the world

to download content

a desktop

a personal computer

a sublaptop

many different elements

few simple elements

two main elements

that input is processed into output.

that output is processed into input.

that there are embedded computers.

in many branches of our everyday life.

only in some branches of our everyday life.

only for playing games.

input and output

hardware and software

a screen and a printer

keyboard

microphone

scanner

password

user's name

website

updating your journal

playing online games

surfing the net

people's resourse

work time

the ammount of paper

 A computer system consists of three main elements

A computer system consists of software and hardware

A computer system consists of mechanical and electronic components

The central idea of computers is input, process and output data

Different computer systems can be called computer chains

Computers are used to type documents, play games, create or edit videos or presentations.

microphone

printer

keyboard

scanner