Diodes and Transistors Quiz

What is a semiconductor material?

• A material that only allows light to pass

• A material that does not conduct electricity

• A material that conducts electricity well

• A material that conducts electricity between a conductor and an insulator

What type of semiconductor is created by doping with boron?

• Metallic

• N-type

• P-type

• Intrinsic

What does a diode do?

• Stores electrical energy

• Increases voltage

• Acts as a one-way switch for current

• Allows current to flow in both directions

What is a Zener diode?

• A diode that allows current in both directions

• A diode that amplifies signals

• A diode that emits light

• A diode that only allows forward current

What is a transistor used for?

• To store data

• To amplify or switch signals

• To conduct heat

• To insulate electricity

What type of transistor has three terminals called Drain, Gate, and Source?

• Diode

• BJT

• LED

• FET

What does a Light Emitting Diode (LED) do?

• Stores energy

• Amplifies sound

• Blocks current

• Emits light when current flows

What is the main function of a P-N junction?

• To create a barrier for current

• To allow current to flow in both directions

• To combine free electrons and holes

• To store electrical energy

What type of BJT has a positive-negative-positive structure?

• NPN

• FET

• LED

• PNP

What is the application of p-n junction in electronics?

• Transistors

• Capacitors

• Resistors

• Inductors