Electronics Pre-Test

What is a microcontroller?

• A type of microprocessor
• A small computer on a single integrated circuit
• A type of software
• A type of operating system

A pathway for electricity to flow through

What does this picture represent in a circuit diagram?

• Resistor

• Battery

• LED

• Transistor

What does this picture represent in a circuit diagram?

• Resistor

• Capacitor

• LED

• Battery

What does this picture represent in a circuit diagram?

• A resistor
• A capacitor
• An inductor
• A diode

What are the outer edges of the breadboard with the red and black stripes called?

• Power rails
• Circuit lines
• Strip lines
• Bread lines

What does LED stand for?

• Light Emitting Diode
• Laser Emission Diode
• Light Energy Diode
• Luminous Energy Diode

What is a cathode?

• A type of battery
• The negative electrode in an electrical device
• A type of electrical circuit
• A unit of electrical resistance

What is an anode?

• A negatively charged electrode
• A positively charged electrode
• A type of battery
• A type of resistor

What is the role of a resistor in a circuit?

• To increase the current flow
• To decrease the voltage
• To control the flow of current
• To generate electricity