Electronic Systems Quiz

What is the primary function of input devices in electronic systems?

• To output data to the real world

• To process electronic signals

• To take a signal from the real world and turn it into an electronic signal

• To store data for future use

Which of the following is an example of a sensor?

• Toggle switch

• Light-dependent resistor (LDR)

• Rocker switch

• Push-to-make switch

What type of switch is used to detect if something is no longer level?

• Rocker switch

• Toggle switch

• Reed (magnetic) switch

• Tilt switch

Which input device is suitable for a greenhouse cooling system?

• Reed switch

• Pressure sensor

• Thermistor

• Toggle switch

What happens to the resistance of a light-dependent resistor (LDR) as light levels increase?

• Resistance increases

• Resistance decreases

• Resistance remains constant

• Resistance fluctuates randomly

Which switch is commonly used in console controller buttons?

• Rocker switch

• Push-to-make switch

• Reed (magnetic) switch

• Tilt switch

What is the function of a pressure sensor in a security system?

• To detect light levels

• To measure temperature

• To detect pressure changes

• To control power supply

What is the key difference between a toggle switch and a rocker switch?

• The electrical function

• The material they are made of

• The shape of the case

• The type of current they handle