Microsoft HT0-102 Questions $ Answers

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1 Microsoft HT0-102 Questions $ Answers Number: HT0-102 Passing Score: 800 Time Limit: 120 min File Version: Microsoft HT0-102 Questions $ Answers Exam Name: HTI+ Systems Infrastructure

2 Certdumps QUESTION 1 Which of the following serial protocols allows the daisy chaining of devices? A. Fire Wire B. RS-232 C. RS-422 D. RS-485 /Reference: QUESTION 2 Which of the following is a requirement of a home automation system that allows the system to be set up for out of band remote maintenance from an off-site location? A. Dial-in modem B. Local terminal C. Infrared remote D. Wireless access point /Reference: QUESTION 3 Which of the following is a support that is mounted to the backboard and used to manage cables? A. Conduit B. 66 block C. D-ring D. Cable tray /Reference: QUESTION 4 A technician is programming the locations for devices used in home automation. Which of the following describes the Layer 2 address of the OSI model? A. IP address B. MAC address C. X10 address

3 D address /Reference: QUESTION 5 The design of a system requires a wall-mounted control device that works with a RS-485 based control processor. Control needs to be available at 16 locations. The interface should allow the technician to customize the menu options with icons and text associated with each of the push buttons. Which of the following meets the design criteria? A. Web pad B. LCD keypad C. If remove control D. Touch screen controller /Reference: QUESTION 6 An integrated home automation system is being designed to use a personal computer equipped with a single IEEE 1394 port. What is the total number of devices that additional ports are needed? A. 23 B. 43 C. 63 D. 83 /Reference: QUESTION 7 Which of the following methods offer protection from attenuation in larger installations using an X10 protocol to control devices? A. IR repeater

4 B. Signal bridge C. RS-232 to RS-485 converter D. 75 ohm to 100 ohm converter /Reference: QUESTION 8 Which of the following standards has the greatest maximum distance from the central office of the telephone company to the home? A. ADSL B. SDSL C. IDSL D. G.SHDSL /Reference: QUESTION 9 Which of the following systems utilizes the electrical cabling as a control media throughout the house? A. PLC B. HomeRF C. HomePNA D. Broadband coaxial /Reference: QUESTION 10 In a wireless security system, the controller should monitor each transmitter for: A. high interference B. low radiation level C. high humidity D. low battery /Reference:

5 QUESTION 11 Which of the following terms describes a point or group of points in an alarm system? A. Zone B. Area C. Perimeter D. Demarcation /Reference: QUESTION 12 Which of the following tools is used to fasten a connector to a cable end? A. Crimper B. Wire strippers C. Lineman's pliers D. Punch-down tool /Reference: QUESTION 13 Which of the following ANSI/TIA/EIA standards most directly concerns residential low-voltage an telecommunication cabling? A. 568-B B. 570 C. 570-A D. 606 /Reference: QUESTION 14 A programmable HVAC thermostat can be accessed remotely to: A. warm of a high heating bill B. light up the thermostat in dark hallways C. power the HVAC upon the loss of AC power D. allow the panel to control the temperature settings of the thermostat

6 /Reference: QUESTION 15 Which of the following types of systems is created by combining many signals into an existing single cable? A. Diplex B. Duplex C. Multiplex D. Balanced /Reference: QUESTION 16 A design calls for the installation of devices using the current AC wiring for control. The installation is complete, and the technician discovers that only one-half of the devices can be accessed from the central processor. Which of the following steps will resolve this problem? A. Rewire the home. B. Install a phase coupler. C. Place all devices on the same circuit. D. Move all devices closer to the central processor. /Reference: QUESTION 17 Which of the following information is NOT required when a technician is programming a control system? A. A cold water pipe B. A secondary ground rod C. The nearest grounded AC outlet D. The electrical service entrance ground /Reference: QUESTION 18

7 If the technician has verified that all the phone jacks but one in a home have a dial tone, the next step the technician should take is to check. A. The termination. B. For cross talk. C. For split pairs. D. The polarity. /Reference: QUESTION 19 Which of the following topologies is associated with the home run method? A. Bus. B. Star. C. Ring. D. Mesh. /Reference: QUESTION 20 Which of the following connectors is the eight pin connector used for data transmission over twisted pair wires? Pin connector used for data transmission over standard telephone wires. A. DIN. B. BNC C. RJ-45. D. RJ-11. /Reference: QUESTION 21 Which of the following connectors is used in the Community Access Television (CATV) industry on coaxial cable? A. BNC. B. RG-62 C. N D. F

8 /Reference: QUESTION 22 In order for devices to communicate and integrate over the home LAN infrastructure, the home integrate should ideally connect into these sub systems at the associated sub system. A. End devices. B. Control panel. C. Distribution panel. D. Residential gateway. /Reference: QUESTION 23 The maximum distance a control processor can be placed from the control device that supports RS at a data rate of 100 kbps is. A. 200 ft. B. 200 ft. C. 2,000 ft. D. 4,000 ft. /Reference: QUESTION 24 Which of the following tools will identify the location of a break in a cable? A. Multimeter B. Packet analyzer C. Frequency generator D. Time Domain Reflectometer (TDR) /Reference: QUESTION 25 Which of the following is NOT a valid X10 device address?

9 A. S12 B. L9 C. G15 D. A2 /Reference: QUESTION 26 A transformer is an electrical device that converts. A. AC voltage to a different AC voltage. B. AC wattage to a different AC wattage. C. DC voltage to a different DC voltage. D. DC wattage to a different tdc wattage. /Reference: QUESTION 27 Service wires brought to a building underground are referred to as a service. A. bus B. line C. mast D. lateral /Reference: QUESTION 28 Which of the following connector types would NOT be found on a structured wiring system? A. F B. RCA C. DB-15 D. RJ-45

10 /Reference: QUESTION 29 Cabling for all current and future client needs should be in place by the end of which of the following installation phases? A. Finish B. Trim-out C. Rough-in D. Programming /Reference: QUESTION 30 Which of the following best describes the demarcation point (demarc)? A. Main distribution facility B. Intermediate distribution facility C. Point in the wall the installer will measure from to determine a jack placement D. Point where the telephone company's responsibility ends and the owner's responsibility begins /Reference: QUESTION 31 The National Electrical Code (NEC) specifies the minimum size coppepr conductor for 120-volts AC residential service as: A. 14 American Wire Gauge (AWG) B. 12 American Wire Gauge (AWG) C. 10 American Wire Gauge (AWG) D. 8 American Wire Gauge (AWG) /Reference: QUESTION 32 Volt-amperes (VA) for a single-phase AC electrical circuit can be calculated as: A. volts times amperes B. watts divided by volts

11 C. volts times power factor D. amperes times resistance /Reference: QUESTION 33 The National Electrical Code (NEC) protects against electric shock in a Class 2 low-voltage circuit by: A. requiring surge protection B. specifying aluminum wire C. limiting current to 5 ma or less D. specifying redundant circuits /Reference: QUESTION 34 Communications cabling and other audio/video cabling should always cross electrical wiring at an angle of. A. 25 degrees B. 45 degrees C. 90 degrees D. 120 degrees /Reference: QUESTION 35 Which of the following types of cables has the MOST resistance to interference? A. Coaxial B. Fiber-optic C. Shielded Twisted Pair (STP) D. Unshielded Twisted Pair (UTP) /Reference:

12 QUESTION 36 The purpose of the National Electrical Code (NEC) is to provide minimum standards for the. A. performance standards of networks B. performance measures of wiring systems C. procedures for the testing of wiring systems D. practical safeguarding of persons and property /Reference: QUESTION 37 The purpose of the National Electrical Code (NEC) is to do which of the following? A. Train persons in the installation of high-voltage electrical products. B. Train persons in the installation of both high and low-voltage electrical products. C. Safeguard persons and property from hazards arising from the use of electricity. D. Assist designers by providing a reference for the creation of electrical job specifications. /Reference: QUESTION 38 A technician is on-site install a cable modem and router for a residential home network. There is a preexisting home network that consists of five computes all connected by 10Base2 Thinnet. The technician needs to install a router, hub, and firewall. Which of the following items should the technician use to accomplish this task? A. Five 10/100Base-T NIC cards and UTP cable with RJ-45 connectors B. Five 10/100Base-T NIC cards and STP cable with RJ-11 connectors C. Five 10Base5 NIC cards and UTP cable with AUI connectors D. Five 10Base2 NIC cards and UTP cable with RJ-45 connectors Correct Answer: /Reference: Answer: AThe router, hub, and firewall will most likely support UTP only. The easy solution is to change Network cards on the five PCs. QUESTION 39 The most common source of an electrical voltage surge is A. A. power failure B. blown transformer C. downed power pole D. nearby lighting strike

13 /Reference: QUESTION 40 Which of the following will provide continuous access to the home automation system using the Internet for communications? A. Dial-in server. B. Dial-up server. C. Dedicated line D. Switched line /Reference: QUESTION 41 The IEEE wireless protocol standard operates in: A. low frequency B. high frequency C. microwave frequency D. very high frequency /Reference: QUESTION 42 Which of the following should be used to provide greater flexibility for future changes in a home automation network? A. Daisy chain B. Patch panel C. Coaxial cable D. Fiber-optic cable /Reference: QUESTION 43

14 Which of the following ANSI/TIA/EIA standards most directly concerns residential low-voltage and telecommunication cabling? A. A 568-B B. 570 C. 570-A D. 606 /Reference: QUESTION 44 An automatic water shut off valve detection device must be located. A. at the water main B. at all plumbing fixtures C. on both hot and cold water pipes D. at the lowest possible point of water drain /Reference: QUESTION 45 Which of the following ANSI/TIA/EIA standards most directly concerns residential low-voltage an telecommunication cabling? A. 568-B B. 570 C. 570-A D. 606 /Reference: QUESTION 46 Which of the following is the recommended best practice for integrating the signal distribution and device controllers in a hoe automation project? A. Applying the ANSI 570A standard B. Installing a centralized home Control center C. Using Category 3 for voice and Category 6 for data D. Using blue cable for data and yellow cable for video

15 /Reference: QUESTION 47 Which of the following DSL standards has the greatest maximum downstream speed. A. ADSL B. IDSL C. VDSL D. HDSL-2 /Reference: QUESTION 48 Which of the following types of Digital Subscriber Lines (DSL) uses filters on each phone instead of a single splitter at the point the line pair enters the building? A. HDSL B. G.lite C. DSLAM D. Bridged ADSL /Reference: QUESTION 49 The component in a fiber cable designed to trap the light signal inside the optical fiber is called the. A. core B. cladding C. cable jacket D. protective buffer /Reference: QUESTION 50 Which of the following devices is used to arm and disarm the alarm system?

16 A. Keypad B. Terminal C. Knife switch D. Mercury switch /Reference: QUESTION 51 What is the maximum number of feet that Asymmetric Digital Subscriber Line (ADSL) can run on a 26 AWG cable? A. 6,000-9,000 B. 10,000-13,000 C. 15,000-18,000 D. 19,000-21,000 /Reference: QUESTION 52 Which of the following specifies the building requirements for grounding? A. National Electrical Code B. Electrical Industry Association (EIA) C. National Fire Protection Association (NFPA) D. American National Standards Institute (ANSI) /Reference: QUESTION 53 The proper cable to be used in connecting a Direct Broadcast Satellite (DBS) dish to a receives is A. A. A Romex cable B. Category 5 STP C. swept-tested RG-6 D. 16 AWG speaker wire

17 /Reference: QUESTION 54 Which of the following technologies should a design specify if a customer desires to control all elements of the whole house control system with a single remote from any location? A. Optical switches B. Mechanical switches C. Infrared light transceivers D. Radio Frequency (RF) transceivers /Reference: QUESTION 55 Which of the following cable types is used to climinate the effects of Electromagnetic Interference (EMI)? A. Category 5e UTP. B. Category 5 STP. C. Fiber Optic cable. D. Coaxial cable. /Reference: QUESTION 56 To limit the voltage imposed by lightning and line surges, electrical systems such as reformers and generators should be connected to which of the following. A. Earth ground. B. Circuit breaker. C. Electrical supply. D. Surge Suppressor. /Reference:

18 QUESTION 57 Which of the following connectors is used with Category 5 cables. A. RJ-31. B. RJ-45. C. RJ-48 D. RJ-61 /Reference: QUESTION 58 Which of the following types of cables is considered unbalanced? A. Coaxial. B. Fiber optic. C. Shielded Twisted Pair (STP) D. Unshielded Twisted Pair (UTP) /Reference: QUESTION 59 According to the Telecommunications Industry Association (TIA), which of the following topologies is the preferred method of wiring for residential premises? A. Bus B. Star C. Ring D. Mesh /Reference: QUESTION 60 Which of the following is the maximum number of addresses that can be assigned to a single X10 system? A. 64 B. 128 C. 256 D. 512

19 /Reference: QUESTION 61 Which of the following types of cables I prone to interference? A. Coaxial. B. Fiber optic. C. Shielded Twisted Pair (STP). D. Unshielded Twisted Pair (UTP) /Reference: QUESTION 62 The minimum bend radius standard for a Category 5 cable installation is: A. 4 in. B. 8 in. C. 12 in. D. 24 in. /Reference: QUESTION 63 According to the National Electrical Code (NEC), which of the following colors is acceptable for the "hot" wire in a residence? A. Red B. Grey C. White D. Green /Reference: QUESTION 64 Which of the following would NOT be found in the distribution panel of structured pre-wire?

20 A. LAN hub B. Structured outlet C. Video distribution module D. Telecommunications module /Reference: QUESTION 65 Which of the following types of cables may NOT be used to maintain a Category 5 certification for data transfer speed? A. UTP Category 3 B. STP Category 5 C. UTP Category 5e D. STP Category 6 /Reference: QUESTION 66 The purpose of an Uninterruptible Power Supply (UPS) is to: A. correct power factor B. correct phase imbalances C. solve grounding problems D. provide continuous, transient-free sinusoidal power /Reference: QUESTION 67 Quad-shield coaxial cable has: A. two foil shields covered by two braids B. three foil shields covered by a braid C. a foil shield covered by a braid, covered by a foil shield, covered by an outside braid D. a braid covered by a foil shield, covered by a braid, covered by an outside foil shield

21 /Reference: QUESTION 68 Which of the following is a type of wireless computer keyboard connector? A. DIN B. IrDA C. COM D. USB /Reference: QUESTION 69 Which of the following EIA/TIA standards defines the requirements for low-voltage cabling systems in single and multi-tenant residencies? A. 607A B. 570A C. 569A D. 568B /Reference: QUESTION 70 The area above a room or building space in which the primary function is air handling is know as the. A. riser area B. work area C. plenum area D. conduit area /Reference: QUESTION 71 Which of the following must be installed to allow infrared remote programming of a Central Control Unit (CCU) from anywhere in the home? A. Hub

22 B. Amplifier C. Repeater D. Optical switch /Reference: QUESTION 72 Which of the following tools is used to fasten an RJ-45 plug to a cable end? A. Crimper B. Wire strippers C. Lineman's pliers D. Punch-down tool /Reference: QUESTION 73 Which of the following termination devices could maintain Category 5 certification for data transfer speed? A. Wire nut B. Barrier strip C. Phoenix connector D. Type 110 punch-down block /Reference: QUESTION 74 If a home is automated with the available wireless standards, which of he following describes the available 11 Mbps protocol? A a B b C c D g /Reference:

23 QUESTION 75 The installation of an X10-based system in an apartment unit is complete. The apartment complex uses shared services to supply each unit with electric power, natural gas, and water. To protect the equipment, all A/V components and computers are connected to the A/C wiring by using surge suppressors. The client calls and states that some of the devices are operating erratically and spontaneously from any of the X10 controllers. The equipment is operating manually and other devices are operating normally. To remedy this problem, the technician should. A. install new wiring B. install a phase coupler C. replace the surge suppressors D. install a multiphase blocking coupler /Reference: QUESTION 76 Which of the following best describes the minimum Federal Communications Commission (FCC) requirements for home copper wiring? A. Solid, 24 gauge, twisted, marked to comply with Category 3 B. Solid, 18 gauge, twisted, marked to comply with Category 6 C. Standard, 24 gauge, twisted, marked to comply with Category D. Standard, 18 gauge, flat or twisted, marked to comply with Category 3 /Reference: QUESTION 77 Which of the following DSL types does NOT use POTS on the same line? A. ADSL B. G.lite C. VDSL /Reference: QUESTION 78 Which of the following is considered the "brain" of the home integration system? A. Control panel

24 B. Access point C. Distribution panel D. Demarcation point /Reference: QUESTION 79 A home is fully integrated and controlled by one processor. The instant messaging and notification are not working. Which of the following should the technician check first? A. X10 network B. Video distribution C. Computer network D. Internet connection /Reference: QUESTION 80 If the home automation controller supports connections to remote devices via RS-232 ports, and the design specifies 8 remote devices, how many RS-232 ports need to be installed in the controller? A. 1 B. 2 C. 4 D. 8 /Reference: QUESTION 81 According to the EIA/TIA 570 standard, which of the following types of cable make up a grade one outlet? A. One UTP Category 3 and one 75 ohm coaxial cable. B. Two UTP Category 5 and one UTP Category 3 cable. C. Two UTP Category 5 one UTP Category 3 and one 75 ohm coaxial cable. D. One UTP Category 5 one 75 ohm coaxial cable and one fiber optic cable.

25 /Reference: QUESTION 82 A technician is terminating a coaxial cable with a BNC connector. The maximum length of outer jacket that should be removed is. A. 3/16 in. B. 4/16 in. C. 8/16 in. D. 11/16 in. /Reference: QUESTION 83 Which of the following cables is used in Community Access Televisions (CATV). A. RG-58 B. RG-62 C. RG-6U D. RG-8 /Reference: QUESTION 84 Which of the following pairs of not for profit organizations develop and adopt standards for home automation technology? A. Continental Automated Building Association (CABA) and Internet Home Alliance (IHA). B. Customs Electronic Design and Installation Association (CEDIA) and Internet Home Alliance (IHA). C. Consumer Electronics Association (CEA) and Continetal Automated Building Association (CABA). D. Consumer Electronics Association (CEA) and Custom Electronic Design and Installation Association (CEDIA). /Reference: QUESTION 85 Which of the following should be used to provide greater flexibility for future changes in a home automation network? A. Home run.

26 B. Patch Panel. C. Fiber optic cable. /Reference: QUESTION 86 Which of the following video cables would provide optimal performance with satellite residential or light commercial use? A. RG-59 B. RG-6 C. Category 5 D. Category 6 /Reference: QUESTION 87 Which of the following types of cables has the most resistance to interference? A. Coaxial. B. Fiber optic. C. Shielded Twisted Pair (STP) D. Unshielded Twisted Pair (UTP) /Reference: QUESTION 88 The term "hertz" refers to the number of. A. cycle per second B. cycles per millisecond C. times voltage returns to 0 D. times current returns to 0 /Reference:

27 QUESTION 89 When wires are connected to a standard 120-volt outlet receptacle, the black wire is connected to which of the following terminals? A. Red B. Green C. Silver D. Copper /Reference: QUESTION 90 Which of the following could NOT be used as a control device in a home automation system? A. Touchscreen B. Motion detector C. Structured outlet D. Handheld remote /Reference: QUESTION 91 Which of the following is the proper fire rating for wire running in ventilation air spaces? A. PVC B. Riser C. Plenum D. Shielded /Reference: QUESTION 92 The unit of measurement for electrical power is the. A. volt B. ohm C. watt D. ampere

28 /Reference: QUESTION 93 The National Electrical Code (NEC) required that power-limited circuits are supplied by a source with a rated output of no more than: A. 15 volts B. 30 volts C. 120 volts D. 240 volts /Reference: QUESTION 94 A technician is running data communication Unshielded Twisted Pair (UTP) wire in a new construction home. To prevent signal degradation, the minimum distance between t he communications cable and the electrical cable should be. A. 5 in. B. 10 in. C. 12 in. D. 16 in. /Reference: QUESTION 95 Remote control and signaling circuits are classified by the National Electrical Code (NEC) according to the. A. type of wire used B. wire termination method C. location of the equipment D. limitation of the power supply /Reference: QUESTION 96

29 A client desires a home technology system that will primarily by used for controlling household appliances. In the future, the client plans to add components that will be used to control lighting. Which of the following is the most cost-effective solution for the technician to install? A. UTP cabling B. STP cabling C. RG-59 coaxial cabling D. Powerline carries to the existing AC wiring /Reference: QUESTION 97 A technician is asked to connect two computers to enable file sharing on an Ethernet network. Which of the following types of cables would be used to connect the computers without a hub or switch? A. 10Base-T through cable B. 10Base-T crossover cable C. 10Base2 Thinnet coaxial cable D. 10Base5 Thicknet coaxial cable /Reference: QUESTION 98 Which of the following types of cables is the MOST expensive to install? A. Coaxial B. Fiber-optic C. Shielded Twisted Pair (STP) D. Unshielded Twisted Pair (UTP) /Reference: QUESTION 99 The proper cable o be used in connecting a Direct Broadcast Satellite (DBS) dish to a receiver is A. B. Romex cable C. Category D. sweep-tested RG-6 E. 16 AWG speaker wire

30 /Reference: QUESTION 100 In the data wiring considerations for a new home, which of the following central termination interfaces provides the MOST flexible and LEAST expensive solution for moves, adds, and changes? A. Intermediate Distribution Facility (IDF) B. Patch panel C. M-150 Block D. Main Distribution Facility (MDF) /Reference: QUESTION 101 Which of the following techniques best describes the type of wireless network installed for a wireless networking solution that uses the IEEE standards? A. X10 B. HPNA C. Appletalk D. Ethernet /Reference: QUESTION 102 A computer is used to automate the control of the audio/video system. The components include the following connections: * RCA type A/V jacks * Infra-red remote control port * F-type input and out connectors * USB To integrate these components with a minimum of cabling, the computer should be equipped with: A. To integrate these components with a minimum of cabling, the computer should be equipped with: B. USB ports C. RCA A/V jacks D. IEEE 1394 ports

31 /Reference: QUESTION 103 Which of the following DSL standards has the geatest maximum downstream speed? A. G.lite B. SDSL C. HDSL D. G.SHDSL /Reference: QUESTION 104 Which of the following devices is used to protect an alarm circuit against accidental shorts or opens? A. Key switch B. Fuseable link C. End-of-line resistor D. Tamper-reinstant connector /Reference: QUESTION 105 Which of the following versions of the National Electrial Code (NEC) is valid in a given area? A. The one most recently published, except any portions overwritten or extended by state governments? B. The one most recently published, except any portioins overwritten or extended by the federal government. C. The one most recently accepted by local government, except any portions overwritten or extended by local government. D. The one most recently accepted by the federal government, except any portions overwritten or extended by the federal government. /Reference: QUESTION 106 The proper installation of a Direct Broadcast Satellite (DBS) dish includes: A. using 16 AWG speaker wire

32 B. aiming the dish at the North Star C. shielding from ground-based radar D. establishing earth ground connection at the dish /Reference: QUESTION 107 Which of the following is a requirement of a home automation system that allows the system to be set up for remote maintenance from an off-site location? A. Dial-in-modem B. Local terminal C. Infrared remote D. Wireless access point /Reference: QUESTION 108 Which of the following is necessary for a wireless two-way touch panel? A. RF B. Relay C. RS-232 D. RS-422 /Reference: QUESTION 109 Which of the following is the major advantage of using RG-6 cable over RG-59? A. Lower cost. B. Higher bandwidth. C. Thicker center conductor. D. Higher attenuation per foot. /Reference:

33 QUESTION 110 Which of the following devices is used to trace wiring and locate specific wires? A. Digital millimeter. B. Time Domain Reflectometer (TDR). C. Signal generator and oscilloscope. D. Tone generator and inductive amplifier. /Reference: QUESTION 111 According to the EIA/TIA 570 standard, which of the following cables is the minimum grade required for a home computer network? A. Category 3 B. Category 5 C. One pair flat telephone D. Two pair flat telephone /Reference: QUESTION 112 Which of the following is a type of wireless personal computer keyboard connection? A. RF B. DIN C. COM D. USB /Reference: QUESTION 113 A circuit breaker is a device designed to: A. automatically open and close, and manually open a circuit B. automatically open and close, and manually close a circuit C. manually open and close, and automatically open a circuit D. manually open and close, and automatically close a circuit

34 /Reference: QUESTION 114 Which of the following is a typical U.S. household electrical current? A. AC/120 volt. 60 Hz B. DC/120 volt C. AC/120 volt 50 Hz D. DC/240 volt /Reference: QUESTION 115 Which of the following types of cables is required for wiring a digital satellite dish? A. RG-6 B. RG-11 C. RG-58 D. RG-59 /Reference: QUESTION 116 The maximum length for Category 5 cable is: A. 50 meters B. 75 meters C. 100 meters D. 125 meters /Reference: QUESTION 117 The maximum measured voltage appearing across a surge protector when a standard waveform is applied is referred to as:

35 A. bleed voltage B. clamp voltage C. threshold voltage D. let-through voltage /Reference: QUESTION 118 All of the following are typical rough-in-pre-wire tasks EXCEPT: A. marking locations B. preparing cable runs C. pulling and labeling cables D. installing outlet cover plates /Reference: QUESTION 119 Which of the following types of jacks is typically used for an analog modem? A. RG-6 B. RG-58 C. RJ-11 D. RJ-45 /Reference: QUESTION 120 All of the following are used as personal computer keyboard connectors EXCEPT. A. infrared B. centronics parallel C. Radio Frequency (RF) D. Universal Serial Bus (USB)

36 /Reference: QUESTION 121 Which of the following categories of cable can handle a maximum transmission frequency of 100 MHz? A. 2B. 3 B. 4 C. 5 /Reference: QUESTION 122 A device designed to protect a person from electrocution when contact between a live protected circuit and ground causes current to flow through a person's body is called A. A. knife switch B. circuit breaker C. phase protector D. ground-fault circuit interrupter /Reference: QUESTION 123 In order for devices to communicate and integrate over the homelan infrastructure, the home integrator should ideally connect at the associated sub-systems? A. end devices B. control panel C. distribution panel D. residential gateway /Reference: QUESTION 124 Which of the following is the term used for the wiring runs from the distribution device to the wall jack in each of the outlet locations: A. Vertical B. Backbone

37 C. Horizontal D. Plenum /Reference: QUESTION 125 The installation of a whole house X10-based system is complete. To protect the equipment, all of the A/V components and computers are connected to the household wiring by using surge suppressors. The client calls and states that none of the A/V system parts will operate from any of the X10 controllers. The equipment operates manually and other devices are operating normally. Which of the following steps should the technician take first? A. Repair the AC wiring. B. Reprogram the controller. C. Replace the surge suppressors. D. Install a multiphase blocking coupler. /Reference: QUESTION 126 Which of the following DSl standards has the lowest maximum upstream speed. A. ADSL B. G.lite C. HDSL D. SDSL /Reference: QUESTION 127 Which of the following terms is NOT used to describe the power of a projector bulb? A. Watts B. Amps C. Hours D. Lumens

38 /Reference: QUESTION 128 Which of the following types of sensors is most commonly used for occupancy detection? A. Laser B. Ultrasonic C. Retro-reflective D. Passive infrared /Reference: QUESTION 129 Which of the following is a split-support that is mounted to the backboard or rack and used to manage cables? A. Conduit B. 66 block C. Bridle ring D. Cabling tray /Reference: QUESTION 130 A controller with a built-in Web server is configured to control a home automation system. If a remote computer is used to access this system, it must be equipped with: A. an FTP client B. a Web browser C. terminal software D. remote control software /Reference: QUESTION 131 Which of the following control interfaces allows a customer to control a receiver that is 150 ft. from the central controller? A. RF

39 B. RS-232 C. RS-422 D. S-Link /Reference: QUESTION 132 Which of the following types of connectors is used to connect two male terminated RG-6 coaxial cables? A. Barral. B. RG-59 C. F-Male of F-Male. D. F-Female to RCA Male. /Reference: QUESTION 133 All of the following are considerations when a home technology integration system is designed EXCEPT: A. control system B. climate control C. client preferences D. type of building construction /Reference: QUESTION 134 Unshielded Category 5 cable crossing over an electric cable or fluorescent light can cause. A. attenuation B. crosstalk C. reflection D. termination /Reference:

40 QUESTION 135 A wiring defect that permits current to jump from one wire to another before the intended path has been completed is called. A. a sheath B. a short C. a farad D. an interference /Reference: QUESTION 136 Which of the following may NOT be used to control equipment in a home automation system? A. RS-232 B. Infrared (IR) C. Video sync D. Contact closure /Reference: QUESTION 137 The National Electrical Code (NEC) states that all exposed non-current-carrying metal parts of a low-voltage system must be double insulated or: A. clean B. covered C. painted D. grounded /Reference: QUESTION 138 Which of the following types of cables is the LEAST expensive to install? A. Coaxial B. Fiber-optic C. Shielded Twisted Pair (STP) D. Unshielded Twisted Pair (UTP)

41 /Reference: QUESTION 139 The National Electrical Code (NEC) specifies that the maximum resistance to ground is: A. 10 ohms B. 25 ohms C. 35 ohms D. 40 ohms /Reference: QUESTION 140 Which of the following represents a structured connection from a distribution panel to the final termination point? A. Loop B. Wireless C. Home run D. Daisy chain /Reference: QUESTION 141 The control system uses an embedded HTTM server to provide accessing to programs and control functions. The client states that the system can no longer be accessed. Which of the following commands should be technician use to verify connectivity to the server? A. ping B. path C. nestat D. nslookup /Reference:

42 QUESTION 142 The IEEE wireless protocol standard operates in: A. low frequency B. high frequency C. spread spectrum D. shared channel /Reference: QUESTION 143 The National Electrical Code (NEC) is published in an updated edition every? A. 18 months B. 24 months C. 30 months D. 36 months /Reference: QUESTION 144 After installing a Category 5 data drop, the wire map test fails showing the cable to have an open and a split pair. Which of the following should the technician perform first to correct this problem? A. Replace the Category 5 cable. B. Check the wire run for breaks. C. Replace the Category 5 jack. D. Check the cable for proper termination. /Reference: QUESTION 145 Which of the following is the term used for the wiring runs from the wiring closet above the ceiling to the wall jack in each of the office locations? A. Vertical. B. Backbone. C. Horizontal. D. Home run.

43 /Reference: QUESTION 146 The term "ground fault" refers to a current that. A. Fails to flow at all. B. Flows inside the normal circuit path. C. Flows outside the normal circuit path. D. Fails to flow outside the normal circuit path. /Reference: QUESTION 147 Which of the following pairs of copper wire gauges would be specified for lighting or outlet wiring installations? A. 6 and 8 B. 8 and 10 C. 10 and 12 D. 12 and 14 /Reference: QUESTION 148 Which of the following connector types would NOT be found on a structured wiring system? A. F B. RCA C. DB-15 D. RJ-45 /Reference: QUESTION 149 he IEEE 1394 port is a good choice for integrating consumer A/V and media devices because it supports data transfer rates as high as:

44 A. 200 Mbps B. 400 Mbps C. 600 Mbps D. 800 Mbps /Reference: QUESTION 150 Which of the following modular outlet configurations is used to terminate the cable conductors when a fourposition, four-conductor modular connector is used? A. USOC B. T568B C. T568A D. IDC /Reference: QUESTION 151 Which of the following devices uses Wireless Application Protocol (WAP)? A. Cordless phone B. Remote control C. Keyless entry card D. Personal Digital Assistant (PDA) /Reference: QUESTION 152 A design requires that a laptop, PDA, Web-enabled phone, or any computer with Internet access can be used to monitor and control the home. Which of the following features should the controller include? A. Integrated Web server B. RF remote control C. If remote control D. Terminal access

45 /Reference: QUESTION 153 When Category 5 cable is installed, the maximum pull force is. A. 20 lbs. B. 25 lbs. C. 30 lbs. D. 35 lbs. /Reference: QUESTION 154 Which of the following color pairs does NOT occupy consecutive pins in a Category 5 cable wired to the 568B specification? A. Blue/blue and white B. Brown/brown and white C. Green/green and white D. Orange/orange and white /Reference: QUESTION 155 A light that needs to be controlled from two locations requires a minimum of. A. two 3-way switches B. two single-pole switches C. one 4-way switch and one 3-way switch D. one 3-way switch and one single-pole switch /Reference: QUESTION 156 When a technician wires for a High Definition Television (HDTV) satellite dish, all of the following are factors to be considered EXCEPT: A. compass angle

46 B. unobstructed view C. height from ground D. number and type of cable /Reference: QUESTION 157 Which of the following types of cables has the LEAST resistance to interference? A. Coaxial B. Fiber-optic C. Shielded Twisted Pair (STP) D. Unshielded Twisted Pair (UTP) /Reference: QUESTION 158 Which of the following serial protocols allows the daisy chaining of devices? A. MIDI B. RS-232 C. RS-422 D. RS-485 /Reference: QUESTION 159 Which of the following describes the X10 protocol? A. IR control of up to 256 devices B. UHF control of up to 144 devices C. Powerline control of upto 256 devices D. Ethernet control of upto 1,024 devices /Reference:

47 QUESTION 160 Which of the following types of systems uses an RJ-31X jack with twisted-pair cabling? A. Satellite B. Home audio C. Home security D. Energy management /Reference: QUESTION 161 Which of the following individuals should sign off on all acceptance testing? A. Owner's representative B. Vendor representative C. Lead electrician D. Contactor /Reference: QUESTION 162 Which of the following devices should be used to program a Central Control Unit (CCU) by using its serial port? A. Notebook computer B. RF remote control C. Infrared remote D. Web browser /Reference: QUESTION 163 Standard Ethemet operates at which of the following data transfer speeds? A Kbps. B Mbps. C. 10 Mbps. D Mbps.

48 /Reference: QUESTION 164 The term "Electrical transient refers to A. A. Sag. B. Spike. C. Blackout. D. Brownout. /Reference: QUESTION 165 Which of the following does NOT need to be addressed when a technician perform a pre-wire walk through? A. Outlet design B. Panel design C. Outlet location D. Panel location /Reference: QUESTION 166 Which of the following agencies inspects and regulates to protect workers against job-site hazards? A. Federal Trade Commission (FTC) B. National Fire Protection Association (NFPA) C. Occupational Safety and Health Administration (OSHA) D. International Brotherhood of Electrical Workers (IBEW) /Reference: QUESTION 167 Which of the following control interfaces, without repeaters, allows a customer to control a receiver that is 150 ft. from the central controller? A. IR

49 B. RS-232 C. RS-422 D. S-Link /Reference: QUESTION 168 The term "Ohm" is defined a unit of electrical. A. Reactance. B. Reluctance. C. Resistance. D. Resonance. /Reference: QUESTION 169 A device that combine different signal types into a single able is: A. a repeater B. an amplifier C. a multiplexer D. a POTS splitter /Reference: QUESTION 170 The purpose of the National Electrical Code (NEC) is to: A. Standardize electrical product manufacturing. B. Regulate power usage throughout the United States. C. Standee electrical voltage throughout the United States. D. Set safety standards for electrical design construction and maintenance. /Reference: : The most widely adopted element of a building code in the United States and the world, NFPA 70,

50 National Electrical Code (NEC) is the benchmark for safe and efficient electrical installations. Source: