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What is a computer? Дайындаған: ағылшын тілі мұғалімі Алпысбаева М.М.

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Presentation on theme: "What is a computer? Дайындаған: ағылшын тілі мұғалімі Алпысбаева М.М."— Presentation transcript:

1 What is a computer? Дайындаған: ағылшын тілі мұғалімі Алпысбаева М.М.
Талғар қаласындағы облыстық санаториялық үлгідегі мектеп - интернат

2 We Learn English in Computing

3 English is the language of international business, computer and scientific conferences

4

5 A computer is a device that takes in data processes in according to a program and then outputs the processed data in same form.

6 There is an increasing variety of computers of different sizes and designed for different purposes.

7 Monitor

8 A monitor is the most common type of output device
A monitor is the most common type of output device. It displays the output from the computer on a screen.

9 Mouse

10 Mouse – common input device for use with a graphical user interface
Mouse – common input device for use with a graphical user interface. The mouse has a ball underneath that is rolled on a mouse mat.

11 Floppy disks

12 Most computers use floppy disks
Most computers use floppy disks. Floppies conform to standard and you can use them to carry data from one place to another. They are also very cheap , but they are slow and have a limited capacity.

13

14 USB – «universal serial bus» - serial data interface for medium and low-speed peripherals in a computer technic. Symbol of USB are four geometrical shapes: a large circle, a small circle, triangle and square located at the ends of tree flowcharts.

15

16 A printer is a very common output device
A printer is a very common output device. It is used to print the computer output on paper. Colour printers are available but most printing is done using a mono printer that prints only in black.

17 There are three main kinds of printers:
dot-matrix, inkjet and laser Each type of printer has its own advantages and disadvantages.

18 To choose a printer

19 Used to input text and graphics from a printed page.
Scanner Used to input text and graphics from a printed page.

20 Cursor controls input devices.
Keyboard The main input device controlling the computer and inputting text and numerical data. Cursor controls input devices.

21 Interactive board

22 Joystick A vertical lever allows the user to control the cursor precisely and at high speed. Particularly good for playing fast action games.

23 Light pen Detects differences in reflected light. It can be used for drawing directly on the monitor screen or for reading printed optical characters or barcodes.

24 The end


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