Chapter 13 Residential Wiring

All installations of wireless-controlled devices must be in accordance with the ___ and local building regulations.

NEMA

UL®

IEC

NEC®

NEC

When it comes to setting the operating standards for ISM frequency bands, the FCC has chosen the ___ for oversight.

Institute of Electrical and Electronics Engineers (IEEE)

International Electrotechnical Commission (IEC)

UL®

National Fire Protection Association® (NFPA®)

Institute of Electrical and Electronics Engineers (IEEE)

RF is measured in ___, which represents the number of cycles per second a radio wave is transmitted.

kilohertz (kHz)

hertz (Hz)

megahertz (MHz)

gigahertz (GHz)

hertz (Hz)

A ___ is an electronic device that sends out RF signals.

receiver

transceiver

transmitter

protocol

transmitter

___ is a company that has developed technology to help bridge the gap between power-line low-frequency communication and the higher RF communication control systems that are dominating the smart home market.

HomePlug™

Insteon

Universal Powerline Bus

NIPSCO

Insteon

A ___ is an electronic device that both transmits and receives RF signals.

receiver

transceiver

transmitter

protocol

transceiver

___ is the ability of an automated system to operate correctly when one device is substituted for another device.

Transmittance

Receivability

Interchangeability

Frequency

interchangebility

___ is a network device that routes data between Internet-connected devices and the Internet.

A wireless Wi-Fi router

Firmware

A modem

An ISP

a wireless Wi-Fi router

___ is a network device that transforms outgoing digital signals from a computer into analog signals that are transmitted over wires and that transforms incoming analog signals to digital signals for a computer.

A wireless Wi-Fi router

Firmware

A modem

An ISP

a modem

A ___-band router is a wireless router that simultaneously broadcasts three signals, which include one signal at 2.4 GHz and two separate 5 GHz signals.

single

dual

tri

hex

tri

A ___-band router is a wireless router that only broadcasts one of the Wi-Fi frequencies.

single

dual

tri

hex

single

___ is a software program permanently embedded into a modem like a computer chip to give permanent instructions.

A wireless Wi-Fi router

Firmware

A modem

An ISP

firmware

There are now two versions of Bluetooth: the standard version of Bluetooth that has been around for years and the newer version called ___.

Bluetooth Smart

HaLow

Bluetooth Low Energy (BLE)

Blue High Energy (BHE)

Bluetooth low energy BLE

The ___ GHz frequency provides the shortest distance of travel.

2.4

5

5.5

6

5

To minimize interference, it is best to choose one of three non-overlapping channels available in the 2.4 GHz range: channels 1, 6, and ___.

8

9

11

12

11

The Wi-Fi Alliance is adding the ___ frequency range to their frequency standards as they focus on innovations for improving wireless device communication.

75 GHz

100 Hz

500 kHz

900 MHz

900 MHz

___ allow simple transition to wireless switching for a regular receptacle.

Smart light bulb sockets

Smart bulbs

Smart plugs

Wireless wall switches

smart plugs

A smart bulb is a light bulb that contains a ___ and switching device in the actual bulb.

wired connection

Wi-Fi receiver

modem

generator

wi-fi receiver

To wire a relay-controlled circuit, a ___ nonmetallic-sheathed cable is wired from a double-pole circuit breaker inside the service panel to the control relay to provide a 240 V, 30 A circuit.

10-2

10-3

10-4

10-5

10-3

___ are required in bedrooms, dining rooms, living rooms, and other habitable areas.

GFCIs

Duplex receptacles

AFCIs

Standard receptacles

AFCIs

A(n) ___ receptacle can be replaced with a receptacle that includes USB charging ports.

standard

isolated-ground

GFCI

AFCI

standard

A(n) ___ eliminates the need to carry a smartphone from room-to-room in a home.

smart home hub

Wi-Fi router

app

voice-activated virtual assistant

voice activated virtual assistant

When a smart device must be selected for purchase, the buyer must be aware of the version of ___ standard that the device meets.

IEEE 802

OSHA

NFPA

NIST

IEEE 802

A ___ is a hardware device that connects multiple devices on a home automation network and controls communication between each device.

smart controller

router

smart home hub

wireless connection

smart home hub

A residence with a traditional Wi-Fi router may have "___," where there is no signal or a weak signal.

hops

absorption

weak zones

dead zones

dead zones

Mesh technology has been introduced at two levels, namely at the device level and more recently at the ___ level.

router

smartphone

national

global

router

Coverage depends on the manufacturer of the mesh node/router, which, in most cases, is approximately ___ sq ft for one device.

1200

1400

1500

1600

1500