Question

Arduino UNO supports these numbers of PWM pins:
a. 1
b. 5
c. 6
d. 14

Answer 1

B answer is correct

Answer 2

We know that arduino UNO is a microcontroller board. It comprises of 14 pins which can be used as either input or output. Also it consists of a 16 megahertz Quartz crystal with a USB connection and a power Jack.

Therefore option d is correct. Here pwm stands for pulse width modulation and it is used for the conversion of a digital signal into an analogue signal by modifying the width of the pulse.