Electricity and Computing Quiz

What is a resistor?

• An electronic component that limits the flow of electrical current

• An electronic component that increases the flow of electrical current

• An electronic component that stores electrical charge

• An electronic component that controls the flow of electricity

What is the unit of resistance?

• Amps

• Volts

• Ohms

• Watts

What is the purpose of capacitors?

• To resist the flow of electric current

• To store electricity for short periods of time

• To control the flow of electricity

• To increase the flow of electric current

What is a transistor?

• An electronic component that limits the flow of electrical current

• An electronic component that increases the flow of electrical current

• An electronic switch that allows for changing between on and off

• An electronic component that stores electrical charge

What is resistance?

• The opposition that a substance offers to the flow of electric current

• The amount of charge a capacitor can hold

• The mathematical relationship among electric current, resistance, and voltage

• The force experienced by an electron due to a difference in charge

What is Ohm's Law?

• The opposition that a substance offers to the flow of electric current

• The mathematical relationship among electric current, resistance, and voltage

• The amount of charge a capacitor can hold

• The force experienced by an electron due to a difference in charge

What is voltage?

• The opposition that a substance offers to the flow of electric current

• The mathematical relationship among electric current, resistance, and voltage

• The amount of charge a capacitor can hold

• The force experienced by an electron due to a difference in charge

What does an 'and' gate do?

• Outputs true if either A or B is true

• Outputs true only if both A and B are true

• Outputs the opposite state of the input

• Outputs the opposite of the output of an 'or' gate

What does an 'or' gate do?

• Outputs true if either A or B is true

• Outputs true only if both A and B are true

• Outputs the opposite state of the input

• Outputs the opposite of the output of an 'and' gate

What does a 'not' gate do?

• Outputs true if either A or B is true

• Outputs true only if both A and B are true

• Outputs the opposite state of the input

• Outputs the opposite of the output of an 'or' gate