Grade4-Term1-Unit1- Lesson2 (Computer components)

​Computer Devices and Their Components

components مكونات | consist of يتكون من | element عنصر

• ​What is computer?

• What does computer consist of?

• How does a computer work?

• What is the most important element of computer System?
  

​What is computer?

It is an electronic device that stores, processes and restores data.

it can be used to do the following:
❶ Write documents. ❷ Browse the internet.
❸ Play electronic games. ❹ Create presentations.
❺ Create videos.

stote يخزن | process يعالج | restore يستعيد

Drag and Drop

Computer can be used to write ​

Placeholder

, ​

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the ​internet, Play electronic ​

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, Create ​

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and videos.

Drag these tiles and drop them in the correct blank above

documents

Browse

games

presentations

• What does computer consist of?

Operating system, applications

software

• Input devices:

  keyboard, mouse, microphone, touch screen, camera, scanner.

• Output devices:

  Screen, speaker, printer, braille terminal

• CPU
  

hardware

braille terminal وحدة عرض برايل

It allows blind people to use computers.

braille terminal

• It helps non-speaking individuals use the computer.

• It changes text to speech

speach synthesizer

How can a computer help the people of determination ?

​speach synthesizer مركب الكلام

Drag and Drop

​​

Placeholder

is used to output sounds from the computer.
​

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is used to display data, images, and video clips.

​

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is one of the input units.

​

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device helps non-speaking individuals use the computer.

​

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allows blind people to use the computer.

Drag these tiles and drop them in the correct blank above

Speaker

Screen

Keyboard

Speech synthesizer

Braille terminal

How does a computer work?

It receives data then process it. Finally, It displays the results through output devices.

​Input data

CPU
Processing

Output Information

❶ Using a computer usually requires: • Keyboard. • Mouse. • Touch screen. • Camera. • Microphone. • Speaker.
❷ A touch screen can be used as an input device and an out put device.
❸ The most important element of the computer system is you (user)! Why? • Because the quality of output depends on the data you entered and how well you know how to use the devices.

notes​

Multiple Choice

Which of the following is not usually required to use a computer

• Keyboard

• Mouse

• Touch screen

• Refrigerator

Multiple Choice

The most important part of a computer system is the user

• True

• False

Multiple Choice

Which of the following can work as both an input and an output device

• Screen

• Keyboard

• Touch screen

• Printer

Multiple Choice

………………………… is a device that allows non-speakers to speak.

• Screen

• Speach Synthesizer

• Microphone

• speaker

Multiple Choice

The ………………………… allows blind people to use computer

• Braille terminal

• Speach Synthesizer

• screen

• touch screen

​Mr. Al-Baraa

نفعكم الله بهذا العلم ووفقكم لما يحب ويرضى