Chapter 3 CS Input and Output Devices Quiz

Which of the following is an example of an input device?

• Monitor

• Speaker

• Scanner

• Projector

What type of sensor is used to detect temperature?

• Infrared sensor

• Pressure sensor

• Thermistor

• Accelerometer

Which of the following is an example of an output device?

• Keyboard

• Mouse

• Printer

• Barcode scanner

Which input device is commonly used for biometric security?

• Microphone

• Fingerprint scanner

• Joystick

• Speaker

What is the main function of a microphone?

• Convert sound into electrical signals

• Convert electrical signals into sound

• Display text on a screen

• Store data permanently

A laser printer is an example of a:

• Impact printer

• Non-impact printer

• 3D printer

• Dot matrix printer

Which sensor is used in a smartphone to detect movement and orientation?

• Light sensor

• Proximity sensor

• Gyroscope

• pH sensor

A barcode scanner uses which technology to read barcodes?

• Sound waves

• Laser

• Radio signals

• Magnetic strip

Which device would be most suitable for a visually impaired user to interact with a computer?

• Trackpad

• Braille keyboard

• Standard mouse

• Touchscreen

What is the primary function of an actuator?

• Convert electrical signals into physical movement

• Store large amounts of data

• Detect environmental changes

• Display images on a screen