WELCOME TO MY FIRST LESSON IN ENGLISH COMPUTER AND ITS DEVICES. - презентация

1 WELCOME TO MY FIRST LESSON IN ENGLISH COMPUTER AND ITS DEVICES

2 LETS REPEAT OUR HOME TASK

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5 WHAT IS THIS?

6 MONITOR The monitor is the piece of computer hardware that displays the video and graphics information generated by the computer through the video card.computer hardwarevideo card Monitors are very similar to televisions but usually display information at a much higher resolution. Also unlike televisions, monitors are not usually mounted on a wall but instead sit atop a desk.

7 KEYBOARD The keyboard is the piece of computer hardware used to input text, characters, and other commands into a computer or similar device.computer hardware Even though the keyboard is an external peripheral device in a desktop system (it sits outside the main computer housing), or is "virtual" in a tablet PC, it is an essential part of the complete computer systemperipheral devicecomputer housing

8 MOUSE The mouse, sometimes called a pointer, is a hand-operated input device used to manipulate objects on a computer screen.

9 PRINTER A printer is any device that prints text or illustrations on paper. There are many different types of printers. In terms of the technology utilized, printers fall into the following categories:devicetext

10 SCANNER A scanner is a device that captures images from photographic prints, posters, magazine pages, and similar sources for computer editing and display. Scanners come in hand-held, feed-in, and flatbed types and for scanning black-and-white only, or color

11 HEADPHONES Sometimes referred to as earphones, headphones are a hardware output device that either plug into your computer line out or your speakers to privately listen to audio without disturbing others. The picture is an example of a USB headset from Logitech which also include a microphone (an input device) and a popular solution for computer gaming.output deviceline outspeakersUSBheadsetLogitechinput device

12 COMRUTER AND ITS DEVICES A computer is a programmable machine. The two principal characteristics of a computer are: It responds to a specific set of instructions in a well-defined manner and it can execute a prerecorded list of instructions (a program).instructionsexecuteprogram Modern computers are electronic and digital. The actual machinery wires, transistors, and circuits is called hardware; the instructions and programs are called software.digitaltransistorshardwaresoftware A peripheral is a device that is used to put information into or get information out of the computer. There are three different types of peripherals: -Input, used to interact with, or send data to the computer (mouse, keyboards,scanner etc.) -Output, which provides output to the user from the computer (monitors, printers, etc.) -Storage, which stores data processed by the computer (hard drives, flash drives, etc.)

13 Computer devices are devided two gruops Internal Extrenal

14 Internal devices They are located inside the case Extrenal devices They are located outside the case

15 INTERNAL DEVICES OF COMPUTER

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17 Extrenal devices are devided two gruops Input Output Storage

18 WHAT TYPE OF DEVICE ARE THESE?

19 Input devices

20 Output devices

21 Storage devices

22 IV.Written tasks a)Fill in the missing letters Pr_nt_r o_tp_t l_pt_p m_us_ sc_nn_r wh_t_b_ard k_ ybo_rd pr_nt_r d_v_c_s _np_t c_mp_t_r p_w_r s_ppl_

23 Check your answers a)Fill in the missing letters Printer output laptop mouse scanner whiteboard keyboard printer devices input computer power supply

24 b) Complete the sentences according to their meaning. 1.This small box is used to operate a computer 2.A device which is used to transfer photos and texts to your computer 3.This looks like a typewriter and has the keys you need to press 4.It can be hard. It can be floppy 5.A device which allows your computer to send messages along a telephone line mouse scanner keyboard disk modem

25 Put a tick to the right column. NEW TERMS InputOutputStorage Printer Scanner keyboard mouse speakers Memory stick Earphones Plotter Hard disk drive (HDD)

26 NEW TERMS InputOutputStorage Printer + Scanner + keyboard + mouse + speakers + Memory stick + Earphones + Plotter + Hard disk drive (HDD) + Check your answers

27 Home task. Creat a scanword on a new topic