Read the text again and match the gaps (1-6) with the sentences (a-g) below. There is one sentence that you don’t need.

a) It is nonvolatile.

b) This component allows to get access to the Internet.

c) The driver ensures that communication between the computer and the device is successful.

d) Serial port is typically used to connect an external modem universal serial bus (USB) is an external connection.

e) SCSI interfaces provide for faster data transmission rates than standard serial and parallel ports.

f) Data are recorded magnetically on one or both surfaces.

g) This can then be read optically by passing a light beam over the disc.

Are the statements true (T) or false (F) according to the text?

1) SCSI interfaces provide for more powerful data transmission rates than standard serial and parallel ports.

2) Every peripheral device connected to the computer needs a driver program, a program that controls it.

3) Read only memory stores information that must be constantly available and is likely to be changed and is volatile.

4) CD ROM is a storage device developed from the technology of television.

5) On CD RWs it's possible to rewrite information many times.

6) The computer has different ports for connection.

8.Retell the text about what a computer is using the expressions in italics from Part I and II:

to begin with/ needless to say/no doubt/but nevertheless/ typically/ hence/ in addition to/ besides that/ as it was mentioned before/ at the end it's necessary to touch the question of.

Don’t forget to use the active vocabulary and explain what the terms mean.

Example:To begin with, a PC system consists of ………..

VOCABULARY

Complete the sentences using the words from the box.

tablet PC PDA mainframe laptop desktop PC supercomputer

1) __________ which can often service several hundred users simultaneously, are found in large organizations, such as national companies and government departments. 2) __________ are mostly used for extremely complex scientific tasks, such as analyzing the results of nuclear physics experiments and weather forecasting. 3) __________ are used in small business, at home, and in schools. They are usually single-user machines. 4) __________ is a transportable computer, the best partner of yours when going somewhere on business, particularly in conferences, meetings, talks etc. 5) __________ use a touch-sensitive screen for typing and navigation. Since they don't require a keyboard or mouse, they are even more portable than laptops. 6) __________ are lightweight, handheld computers. They can be used as mobile phones, personal organizers or media players

<== попередня сторінка	\|	наступна сторінка ==>
Part II	\|	UNIT 3. PROGRAMMING LANGUAGES

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