
COSC111 Quiz

Quiz
•
Computers
•
University
•
Medium
Robby Leon
Used 1+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
What is PWM used for?
Generating digital signals
All of the above
Controlling LED brightness
Regulating power to various components
2.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
How many PWM slices/modules does the RP2040 have?
32
4
16
8
3.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
What is the duty cycle of a PWM signal?
The wavelength of the signal
The frequency of the signal
The ratio of time the signal is high to the time it's low
The amplitude of the signal
4.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Which GPIO pin can be used as a PWM pin?
None of the GPIO pins
Only GPIO 0
Any GPIO pin
Only GPIO 16
5.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
What is the function of the L298N module?
To control LED brightness
To drive DC motors
To regulate power to various components
To generate PWM signals
6.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
What is the ENA pin used for in the L298N module?
To turn on and off the motors
To power the logic circuitry
To control the speed of the motors
To control the direction of the motors
7.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
What is the function of the IN1 and IN2 pins in the L298N module?
To control the direction of the motors
To protect against back EMF
To control the speed of the motors
To power the motors
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