Question

Identify type of hardware (input/output) needed for the different application
EXAMPLE : create graphics (images) - graphics card
A. play a computer game
B. Control alarm systems
C. internet home banking
D. Journalism

Answer 1

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Input devices :- The devices in which we do input to get the result, we give command to input device.

Eg.)

• Tapping keys of keyboards.

• Operating a mouse.

• Barcóde scanning

Õutput devices :- After processing the cómmand, the òutput device provides us the result in hard-copy or soft copy.

Eg.)

• Display of monitor

• Printed pages

• Sound by speakers

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A.) Play a computer game ➝ Joystick/keyboard

➝ A joystick / keyboard is an input devices which we use to input the game cómmand to make it work. We gave cómmand for working.

B.) Control alarm systems ➝ Burglar Alarm

➝ It is an óutput device as it recognize the false cómmand it starts giving õutput.

C.) Internet home banking ➝ E-wallet

➝ It is both input & óutput which we cómmand to give us required amount of money & it pays quickly .

D.) Journalism ➝ Voice recorder

➝ It is an input devices to store the voice for getting sound óutput.