Самостоятельная работа 4 часа Зачет семестр

1. input, output or storage functions 10. a stationary upside-down mouse

2. to be of use to us 11. without human intervention

3. basic computational tasks 12. less bulky

4. the standard mean 13. naked eye

5. interpret the signal 14. spraying a fine jet of ink

6. numeric keypad 15. fonts and graphics

7. central portion 16. direct and sequential access

8. small blinking box 17. flexible, plastic envelope

9. small rotating ball embedded in the bottom

1. вводное устройство 10. курсор

2. выводное устройство 11. легко передвигается по столу

3. клавиатура 12. необходимо нажать 1 или 2 кнопки

4. результативные команды 13. двойной щелчок

5. для создания напечатанных образов 14. удалить

6. выполнять специальные функции 15. соединенный с помощью кабеля

7. слои 16. Жидкий кристаллический диод

8. справа 17. четкость изображения

9. следующий напечатанный символ

1. A peripheral is a ..... that performs input/ output or ..... functions.

2. There must be some type of mechanism for ..... data into the computer for ..... .

3. Input is used to perform two basic computational tasks ..... and ..... .

4. There are three keyboard ..... .

5. The numeric ..... is useful when numeric data must be ..... into the computer.

6. The mouse is a ..... unit with a small rotating ball.

7. A user must ..... the buttons to activate the command.

8. The system unit must ..... the results to us.

9. Printers are ..... devices which produce ..... .

10. ..... or ..... are magnetic disk drives use for auxiliary storage.

11. The ..... of disks is ..... by the density.

12. The ..... is a sealed unit, which is installed by the manufacturer.

VI. Fill in the prepositions:

1. A keyboard was adapted ..... the typewriter.

2. Special function keys can be used ..... special purpose ..... different programs.

3. There are 10 function keys ..... the top side of the keyboard.

4. Numeric data must be entered ..... the computer.

5. Joystick is usually associated ..... playing computer games.

6. A scanner permits entering text ..... a computer.

7. Vacuum tube is used to generate the display ..... most monitors.

8. Micrographics is a way to store output ..... film.

9. Floppy disks are divided ..... two sizes of portable magnetic disks.

10. The capacity of disks is determined by the density ..... which the metal particles are placed ..... the disk.

VII. Find the synonyms to the following words:
a unit, a memory, a device, to permit, to correspond (to)

input/ output, to erase, a part, to direct, to slip, to insert

to transfer, to diverse, to short, to use

VIII. Find the antonyms to the following words:
to forbid, narrow, a main unit, hardly, to forget, dull

to separate, to enter commands, without results, inappropriate

to release, top, rouge, to store, a thick beam, beginning

lower speed, hard disk, inconstant, soft copy, impact

printing, low quality, expensive, to pollute

запретить, узкое, основное подразделение, вряд ли, забыть, скучно

отделять, вводить команды, безрезультатно, неуместно

выпустить, сверху, румяна, хранить, толстая балка, начало

низкая скорость, жесткий диск, непостоянный, мягкое копирование, удар

печать, низкое качество, дорого, загрязнять

1. input device 7. a joystick

2. output device 8. voice recognition

3. a keyboard 9. printer

4. a mouse 10. hard-disk

5. a scanner 11. floppy disk

6. trackball

X. Which sentences don’t correspond to the sense of the text:

1. Input we use to perform the two basic computational tasks: data entry and issuing commands.

2. There are a lot of kinds of keyboards. IBM manufactures a keyboard which has a split-keypad, gently sloping keyboard that fits more closely to natural position of your hands and wrists.

3. The most common pointing device is the mouse. The mouse’s primary functions are to help users to draw, point and select images on the computer display.

4. There are a lot of output devices. The most convenient is when scanner, printer and fax are united together in one.

5. There are several types of auxiliary storage. Floppy disks are divided into two sizes: 5.25 floppy disk and 3.5 floppy disk.

1. What is the peripheral?

2. What can input units perform? Name the input units. Give them short characteristics.

3. What can the output units perform? Name them and give them short characteristics.

4. How many methods of storing and accessing instructions or data are in the auxiliary storage?

5. How many types of disks do you know? Give the features to the floppy disks, to the hard-disks.

interchangeably a portion a decoder a bistable device

to retrieve a flow timing marks an adder

a reference a counter a bank