PoE RobotC Review

A Light Sensor is a ____ sensor

• Analog
• Digital

A Potentiometer is a ____ sensor.

• Analog
• Digital

A Quad Encoder (Shaft Encoder) is a ____ sensor.

• Analog

• Digital

All RobotC programs must contain what?

• task main ( )

• void ( )

• semi-colons after control structures

Bumper switches and limit switches are ____ inputs.

• Analog

• Digital

Can you twist a potentiometer a full 360 without breaking it?

• Yes.

• No.

How does a user access the value of a sensor in RobotC?

• SensorValue ( )
• Sensor ( )
• Value ( )

How does a user create a multi-line comment in RobotC?

• /* */
• “ “
• ** **
• // //

How does a user reset a timer in RobotC?

• time1 ( ); command

• ResetTimer ( );command

• ClearTimer ( ); command

How does the Ultrasonic Rangefinder (SONAR sensor) measure distance?

• It sends out pulses of sound, ‘listens’ for the echo signal strength, and calculates the distance

• It requires special equipment to be attached to the Cortex.

• It sends out pulses of sound, ‘listens’ for the echo, and the Cortex uses the amount of time it takes for the sound to bounce back to calculate the distance

• What? That’s what that’s for?