CSF U5 Physical

In a physical computing model, which of the following is responsible for changing the physical world?

• Sensor

• Controller

• Actuator

• Device

On the Arduino pins 0-13 are for?

• Analog input

• Digital Output

• Analog output

• Digital input or output

Which of the following statements is true regarding Arduino sketches?

• loop() is called once at the start of the program

• setup() is called only once at the start of the program

• loop() is called once after setup()

• loop() is called repeatedly after setup()

Which Arduino pin has a builtin LED?

• Pin 12

• Pin 10

• Pin 9

• None of the above

Generally, where should the pinMode function be located the code?

• in loop()

• in a function I create

• in setup()

• pinMode is not a valid function

Assuming the Arduino is wired correctly and setup is correct. Which are TRUE of the following code?

• The LED at pin 13 will flash

• An LED will flash repeatedly

• An LED will turn on for 1 second

• An LED will turn off for 1 second

Given this code in loop. What sequence of numbers would be printed.

• 0 1 2 3 4 5 6

• 0 1 2 3 4 5

• 1 2 3 4 5 6

• 1 2 3 4 5

Which measures the amount of electricity flowing?

• Voltage

• Resistance

• Current

• Power

Given a circuit below, how much current would flow through the LED in mA?

Which is true of the following circuit diagram?

• The Arduino is wired for pull-down

• When the switch/button is closed pin 2 will be HIGH

• When the switch/button is closed pin 2 will be LOW

• The resistor is not necessary in this circuit