C-201 ELECTRICAL SYSTEMS CERTIFICATION NEWEST
2025 COMPLETE EXAM| ACTUAL EXAM QUESTIONS
AND CORRECT VERIFIED ANSWERS/ ALREADY
GRADED A+
_____ is the flow of electrons in a conductor .....ANSWER.....
Electricity
A(n) _____ uses a tiny neon bulb that glows when current flows
through it. .....ANSWER..... Circuit Tester
The flow of electricity in only one direction is called _____
current. .....ANSWER..... DC
Most of the electrical power in the world is _____.
.....ANSWER..... AC
A common input device is a(n) _____ .....ANSWER..... Switch
An output device is also called a(n) _____. .....ANSWER..... Load
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An electrical _____ diagram uses standard symbols to show the
components of a circuit and how they are connected.
.....ANSWER..... Schematic
A battery depends on a(n) _____ reaction to produce electricity.
.....ANSWER..... Chemical
A simple method for opening and closing a circuit is to use a(n)
_____. .....ANSWER..... Switch
The two main components of a switch are the _____ and the
contacts. .....ANSWER..... Operator
A(n) _____ contact allows current to flow when the switch's
operator is not activated. .....ANSWER..... Normally Closed
A(n) _____ switch operator rotates the contact bar down to
connect with the second terminal, completing the circuit.
.....ANSWER..... Knife
List 5 types of output devices .....ANSWER..... 1.) Lamp
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2.) Solenoid
3.) Buzzer
4.) Motor
5.) Resistor
A(n) _____ determines if electricity is present in a circuit.
.....ANSWER..... Circuit Tester
Constant voltage power supplies will maintain a constant voltage
output under varying _____. .....ANSWER..... Loads
_____ is the existence of a potential difference between two
points in a circuit. .....ANSWER..... Electromotive force
Electromotive force is measured in units called _____.
.....ANSWER..... Volts
A(n) _____ is a device that measures the voltage between two
points in an electrical circuit. .....ANSWER..... Voltmeter