7dig REVISION

What is an input?

• information that goes into a system

• Information that comes out of a system

Which is an input?

• A button you can press

• A light that turns on

Which is an input?

• A servo

• A Sensor

Which is NOT an input?

• Motion Sensor

• Light Sensor

• Sound Sensor

• A sound byte

Which is an OUTPUT?

• A button

• A Servo

Which is an OUTPUT?

• A fan

• A Microphone

What is a property of DIGITAL inputs/outputs?

• 1 or 0

• Many different states

What is a property of ANALOGUE inputs/outputs?

• 1 or 0

• Many different states

Which of the following is NOT digital?

• light switch

• big red button

• Fan dial

Which of the following is NOT analogue?

• A scale that weighs

• A fan dial/rotation sensor

• A servo

• A button