Romex
Communication Cables
Conduit Bending
Residential Wiring
100

What are the three typical conductor colors found inside 14/2 Romex?

Black, white, and bare copper

100

What device connects different networks and directs data between them?

Router


100

What tool is commonly used to bend ½-inch and ¾-inch EMT conduit?

Hand bender

100

What color screw does the hot wire connect to on a standard receptacle?

Brass (gold)

200

Question: What is the maximum standard circuit breaker size for 14 AWG copper Romex in a typical residential branch circuit?

15amps

200

What does FTP stand for?

 File Transfer Protocol


(FTP is used to move files between devices, not to make phone calls or browse websites.)


200

What is the standard take-up for a ½-inch EMT hand bender when making a 90-degree stub-up?

5 inches

200

What type of switch controls a light from one location?


Single-pole switch

300

What does the number 14 represent in 14/2 Romex?

Wire gauge (size)

300

What is the name of the remote facility where operators monitor security alarm signals?

Central station


(The control panel detects and processes the alarm, while the central station receives and monitors the alarm signals.)

300

How many bends are required to make a basic offset?

Two bends

300

What size copper wire is typically used for a 20-amp residential branch circuit?

12 AWG

400

What color is the outer jacket of modern 14 AWG Romex?

White

400

What technology allows security camera footage to be stored online and accessed remotely?

Cloud storage


400

What is the most common angle used when making a standard offset with a multiplier of 2?

30 degrees

400

What type of switch allows a light to be controlled from two different locations?

Three-way switch

500

How close must Romex generally be secured to a standard electrical box with an integral cable clamp?

Within 12 inches

500

What type of telephone system commonly has an intercom button?


Key system


(A key system allows employees to share phone lines and communicate internally using an intercom.)

500

According to the NEC, what is the maximum total number of degrees of bends allowed between pull points in a conduit run?

360 degrees (NEC 358.26 for EMT)

500

According to the NEC, what is the maximum distance allowed between receptacle outlets along a typical residential wall space?

12 feet (based on the 6-foot spacing rule, NEC 210.52(A))