F1 CL Ch.2 Input Devices

Which type of sensor is used for auto-brightness on mobile phones?

• Ultrasonic sensor

• Light sensor

• Compass

• Gyroscope

A _______ sensor is used for vehicle parking to ensure the car is not hitting any obstacles.

• Light

• Ultrasonic

• Temperature and humidity

• Gyroscope

It captures images by flattening an object. What is it?

• 3D scanner

• image scanner

• mouse

• webcam

• microphone

What physical quantity does a compass measure?

• Brightness

• Distance

• Direction

• Orientation

What is it?

• trackball

• touchpad

• joystick

• touchscreen

Which sensor is used in automobile air conditioning to adjust settings based on current temperature and humidity?

• Light sensor

• Ultrasonic sensor

• Temperature and humidity sensor

• Gyroscope

What is both an input and an output device?

• trackball

• touchpad

• joystick

• touchscreen

The gyroscope sensor is used for changing mobile screen orientation. True or False?

• True

• False

It is a device used to capture the 3D geometry of objects or environment. What is it?

• 3D scanner

• image scanner

• mouse

• webcam

• microphone

It captures sound waves from the real world and translates them into electrical signals. What is it?

• 3D scanner

• image scanner

• mouse

• webcam

• microphone