ict revision on lesson 3,4 them 1 grade 4

1- Input devices in computer work on processing data. ( )

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2- The keyboard is a device that is used to input data. ( )

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3-The central processing unit (CPU) is a type of software. ( )

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4- The scanner is used to print image from computer on paper. ( )

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5- We use scanner to transfer text and images from paper to computer. ( )

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6- the screen is an output device. ( )

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7- The …………is responsible for entering data into your computer.

• Cpu

• keyboard

• printer

8- The touch screen is considered an …………..device.

• Output –output

• output – input

• input – input

9- The ………….is used to input text and image from paper.

• Screen

• scanner

• printer

10-................................converts text on the screen into braille characters and convert letters into prominent symbols.

• Speech synthesizer

• Braille terminal

• Printer