Question
Download Solution PDFIn the context of computers, tracker balls is a/an _______ device.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct answer is Input.
Key Points
- A device that receives data for processing is called an input device.
- In the context of computers, tracker balls is an input device.
- A trackball is a pointing device.
- The trackball was invented by Ralph Benjamin.
- An input device converts input information into suitable binary code from acceptable to a computer.
- Major input devices:
- Keyboard.
- Lightpen.
- Mouse.
- Joystick.
- Scanner.
- Microphone.
- Optical mark reader.
- Bar code reader.
- Graphics tablet.
- Touch screen.
Additional Information
- Major output devices:
- Monitor.
- Printer.
- Speaker.
- Projector.
- Sound card.
- Headphone.
- Plotter.
- Video card.
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