Virtual Labs

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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Raspberry Pi Push Button LED Blink Program

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Intermediate

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What is the primary function of GPIO pins on a Raspberry Pi?

a: To provide power to the board Explanation

Explanation

b: To enable communication with external hardware components Explanation

Explanation

c: To store the operating system Explanation

Explanation

d: To connect to a monitor Explanation

Explanation

Which component in the experiment provides a visual indication of the system's state?

a: Push Button Explanation

Explanation

b: 100Ω Resistor Explanation

Explanation

c: 5mm LED Explanation

Explanation

d: Mini Breadboard Explanation

Explanation

What is the purpose of the 100Ω resistor in the circuit?

a: To limit current to the LED Explanation

Explanation

b: To increase the voltage to the Raspberry Pi Explanation

Explanation

c: To act as a switch Explanation

Explanation

d: To connect the push button to ground Explanation

Explanation

In the experiment, what triggers the LED to turn ON?

a: Pressing the push button or sensor detection Explanation

Explanation

b: Connecting the power supply Explanation

Explanation

c: Inserting the micro SD card Explanation

Explanation

d: Attaching a monitor to the Raspberry Pi Explanation

Explanation

What role does the push button play in the experiment?

a: It serves as an output device to control the LED Explanation

Explanation

b: It provides power to the Raspberry Pi Explanation

Explanation

c: It acts as an input device to send a signal to the GPIO pins Explanation

Explanation

d: It regulates the voltage across the circuit Explanation

Explanation

Which programming language is used to control the GPIO pins in the Raspberry Pi?

a: Java Explanation

Explanation

b: C++ Explanation

Explanation

c: Python Explanation

Explanation

d: Ruby Explanation

Explanation

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