Презентация на английском языке по теме: "Назначение компьютера"

that changed the world greatly. The first computers of the

1940s were enormous. But now they are almost in every family and in every office building.

a TV set + + DVD player). But no device

is as multifunctional as computer. The parts of the machine (or its hardware) remain the same, you change only the program (software) and your computer immediately learns to do various things.

the Internet (you can also say to browse, this accounts

for the word browser). A word processor program lets you to print text and then change styles of fonts and sizes of pages.
A database program is used for searching and sorting records. Such program is used in shops, libraries, hospitals, accountant offices, and so on. They make work with great amounts of data much quicker.

life. In a plant one can make a computer model

of a car or plane and check its resistance to stress. Such calculations without a computer could have taken several months. Computer is used at school: children watch films, presentations and web pages. This helps them to study effectively.

that computers are designed to solve problems but half of

the time they are the problem. As computer is a complicated device, one small breakage may stop its work. Moreover, the equipment is soon out of date.

there are hardware devices which can’t work with the old

operating systems, such as a processor, a hard disk drive, a video card, etc. Then, there are programs which need more resources than computer actually has.

is required to learn how to work with them. Fourthly,

computer viruses cause a lot of trouble — they can spoil, remove or steal computer data, and every user knows it well from his experience.

as we already know, so it can be used both

to do work and to entertain oneself. Children often fall prey to computer and Internet: they play computer games, spend their free time chatting with friends on the Internet and doing practically nothing. This aspect can’t be denied.

many others, designed to help people. But it’s our own

free will that lets us use it in order not to waste time but to get best results.

many computers in the middle of the 20th century? Why

do you think so? Find a possible explanation in the text.
Is computer a multifunctional device?
What types of computer programs can you name?
In what spheres of life can computers be used?
Computers have many disadvantages, don’t they?
What are their main disadvantages? Are there any that you have met using your computer?