5 Communication technologies - Reading

4.

1. A computer is an electronic machine which can be used to store, process and display data.

2.   There are different types of computer: a desktop, a laptop, a notebook, a subnotebook and a palmtop.

3. A computer system consists of two main elements: the machine and programmes.

4.   The central idea of a computing system is that input is processed into output.

5. The most common current uses of computers are personal, educational and commercial.

6.   People use the internet to access goods and services, such as booking a holiday or a flight.

7.   Computer users make contacts and keep in touch with people all over the world using e-mail or Internet telephony, send photos to family and friends through e-mail attachments.

8. HTML is the language which allows to create web pages.

9.   A blog is a website where a user creates and regularly updates a journal that reflects the views of writer.

10. Students use word-processing programmes to write essays and projects, presentations and databases.

11.  VLE is a software system designed to help teachers in the management of educational courses for their students by creating a virtual classroom.

12.  Through its web site a company can offer computer users the opportunity to order and pay for goods and services using their credit cards on the Internet.

13.  Computers enable users to make notes, arrange appointments and index details of business contacts.

14.  Many career choices are inaccessible without computer shills.

5.  

1. CD: 2. CD-ROM Drive; 3. Floppy Drive; 4. Tower Case; 5. Screen/Monitor; 6.   Floppy Disk; 7. Keyboard; 8. Mouse

6.

input devices: keyboard; scanner; microphone

output devices: speakers; monitor; headphones; printer

7.  

a) The area on the display screen where icons arc grouped is called so because the icons arc designed to represent real objects on a real desktop. 3 (desktop)

b) A symbol that appears on display screen that the user is able to move to select objects and commands. It usually appears on the screen as a small white angled arrow or as an I-beam pointer that is shaped like a capital `1`. 1 (cursor)

c)   With the help of this the user can divide the screen into different areas. You can move them around the display screen, and change their shape and size at will. 5 (menus)

d)   These are small pictures that represent commands, files or windows. By moving a pointer to them and pressing a mouse button, the user can execute a command or change it into a window.

2 (icons)

e)   Most graphical user interfaces allow the user to give commands by selecting a choice from it. 4 (Windows)

f) A device, such as a mouse or trackball, that allows the user to select objects on the display screen. 6 (pointing device)

8. Do you have a computer? — Yes, I do. I have a computer at home.

Are you a computer wizard? — Yes, I am. I am a computer wizard.

How much time do you spend at your computer? — I spend 3 hours at my computer every day.

Do you have access to the Internet? — Yes, I do. I have access to the Internet. How often do you serf? When do you usually surf? — I usually surf when I find more information. I surf from ten till thirty sites an hour.

9. online films; doing homework

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