An office has an automated lighting system. When movement is detected in the office, the lights are switched on. If movement is not detected for a period of two minutes, the lights are switched off.
The system uses a sensor and a microprocessor.
Identify the most appropriate sensor.
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A printer is one example of an output device.
Give three other examples of output devices.
Give three examples of input devices.
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A farm has an automated drinking system for its animals. The drinking system has a water bowl that contains the water. When the water bowl is empty, it is automatically refilled.
The system uses a sensor and a microprocessor.
Identify the most appropriate sensor for this system.
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The paragraph describes the use of output devices in a modern office.
Complete the paragraph using the most appropriate terms from the list. Not all of the terms in the list need to be used.
actuator
digital light processing (DLP) projector
inkjet printer
laser printer
light emitting diode (LED) screen
liquid crystal display (LCD) projector
liquid crystal display (LCD) screen
speaker
3D printer
In a modern office setup, various devices are used to enhance productivity and communication.
For displaying presentations and videos, a __________ (1) is commonly used as it projects high-quality images onto a large screen.
When it comes to producing physical documents, a __________ (2) printer is preferred for its fast and precise text printing, while an __________ (3) printer is chosen if budget is a concern.
For outputting clear audio during meetings or multimedia sessions, a __________ (4) ensures everyone can hear the sound clearly.
Additionally, a __________ (5) screen is often used in office monitors for its bright and sharp display, making it ideal for daily work.
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A farm has an automated drinking system for its animals. The drinking system has a water bowl that contains the water. When the water bowl is empty, it is automatically refilled.
The system uses a sensor and a microprocessor.
Describe how the sensor and the microprocessor are used to automatically refill the water bowl.
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