Virtual Labs

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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Raspberry Pi LED Blink Program

Choose difficulty:

Beginner

Intermediate

Advanced

What does GPIO stand for in the context of the Raspberry Pi?

a: General Purpose Input/Output Explanation

Explanation

b: Gigabyte Pin Output Explanation

Explanation

c: Ground Power Input Explanation

Explanation

d: General Processor Input Only Explanation

Explanation

Why is it necessary to use a resistor when connecting an LED to a Raspberry Pi?

a: To limit the current and protect both the LED and the GPIO pin Explanation

Explanation

b: To enhance the brightness of the LED Explanation

Explanation

c: To stabilize the voltage supplied to the LED Explanation

Explanation

d: To slow down the blinking rate of the LED Explanation

Explanation

What are the possible power sources for the Raspberry Pi during this experiment?

a: The 5V GPIO pin Explanation

Explanation

b: Only the GND pin Explanation

Explanation

c: The 3.3V GPIO pin Explanation

Explanation

d: The USB port Explanation

Explanation

What precaution should be taken before connecting hardware to a Raspberry Pi?

a: Ensure the Raspberry Pi is powered off Explanation

Explanation

b: Keep the Raspberry Pi powered on Explanation

Explanation

c: Increase the power supply to 5V Explanation

Explanation

d: Disconnect the GND pin Explanation

Explanation

How many total GPIO pins are available on the Raspberry Pi 3 Model B for programming?

a: 40 Explanation

Explanation

b: 26 Explanation

Explanation

c: 17 Explanation

Explanation

d: 8 Explanation

Explanation

What is the output voltage of the GPIO pin when turning an LED on in this experiment?

a: 5V Explanation

Explanation

b: 3.3V Explanation

Explanation

c: 0V Explanation

Explanation

d: 12V Explanation

Explanation

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