Electronic Components Vocabulary Quiz

Digital Pins on an Arduino are used for ______.

• Analog input

• Digital input/output

• Power supply

• Data storage

PWM stands for ______.

• Pulse Width Modulation

• Power Width Modulation

• Pulse Wave Modulation

• Power Wave Modulation

Helping hands are tools used to ______.

• Hold components in place

• Measure current

• Solder components

• Cut wires

What does PCB stand for?

• Printed Circuit Board

• Power Circuit Board

• Primary Circuit Board

• Parallel Circuit Board

An Electron is a ______.

• Subatomic particle with a negative charge

• Type of resistor

• Power source

• Circuit component

An Actuator is a device that ______.

• Converts energy into motion

• Stores electrical energy

• Measures temperature

• Provides light

Which of the following is true about an #Infrared (IR) Transmitter?

• It emits visible light

• It emits infrared light

• It absorbs infrared light

• It reflects visible light

Fill in the blank: _______ refers to the physical components of a computer system.

• Software

• Hardware

• Firmware

• Network

Fill in the blank: An ____ is a semiconductor device that emits light when an electric current passes through it.

• A) LED

• B) LCD

• C) CRT

• D) OLED

What is the function of a #Photoresistor?

• Measure temperature

• Detect light levels

• Store data

• Transmit signals