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Kansas-Low Voltage Online Practice Test

These are actual questions from our online practice test.

We have included a question from each chapter of the test. Every question will be multiple choice. The answers are not included with the sample.

Sample Questions

# Chapter Title Question
1 Conductors, Telephone Lines and Jacks

A Cat 6 cable uses what type of jack?

2 Computers, Satellite Dish, Transmission Systems and Communication Circuits All TV satellites rotate in the _____ orbit.
3 Circuits The flow of electrons and tiny atomic particles is referred to as ___________________.
4 Conduits, Voltmeters, Ammeter and Ohmmeter Plenum rated cable for CATV is marked with?
5 Wiring UBC requirements for residential buildings limit openings betweem balustrades to less than ________ inches.
6 Cable Installation ______________ connectors are a variant on BNC that carry a signal and guard as well as ground conductor. These are used in sensitive electronic measurement systems.
7 Circuits, Conduit, Conductors and Installation of Low Voltage Systems Having an 18 gauge, Class 1 circuit conductor, the over current protection should not exceed _______ amps.
8 Cables, Phone Installations and Systems In beginning a communications project, the number one priority is to ensure that all the ______________ are done correctly.
9 Conductors, Cables and Grounding The reference level for voltage levels within a system is usually referred to as ________________.
10 Topology, Cable Specification and Telecommunications _________________ is the mathematical study of shapes and spaces. It is a major area of mathematics concerned with the most basic properties of space, such as connectedness, continuity and boundary. It is the study of properties that are preserved under continuous deformations including stretching and bending, but not tearing or gluing.
11 PA Systems and Installation _____- gauge to 22- gauge is usually more than adequate to handle the necessary amount of current for a given application.
12 Telecommunications Cross Talk A delay line based on the time of propagation of electromagnetic waves is considered to be an _________________________.
13 Home Theater and Installation The logical system hub for a practical home theater is the audio/video receiver or the __________ receiver.
14 Antenna's A _____________ is a separation of positive and negative charges.
15 Trouble Shooting

How is power limited fire alarm cable marked?

16 Wiring and Raceways Regarding telephone wiring components, the conductors in telephone wires should be solid copper with a 22 AWG minimum and at least ______ insulated conductor wires. These wires should be colored green, red, black and yellow or standard coding.
17 Wiring Requirements/Wire Characteristics The acronym OEM is in reference to _____________________.
18 Security Systems and Alarms Equipment shall be designed so that it is capable of performing its intended functions under which of the following conditions?
19 Protected Premises Fire Alarm Systems and Supervising Station Alarm Systems Supervising station customers or clients will be notified in writing within __ days of any scheduled change in service that results in signals from their property being handled by a different supervising station.
20 Sensors, Devises, Controls and Conductors By using a combination of magnetic contacts and _________________, a glass door with a glass transom may be protected.
21 Fire Alarms and Fundamentals How long does a complete record of the tests and operations of each system have to be kept?
22 Emergency Alarm Communication Systems, Control Functions and Interfaces What do smoke detectors mounted in the air ducts of HVAC systems do?
23 NEC and Electrical Fixtures

If a 60 gallon water heater has a name plate rating of 4500 watts and is fed by a 2 wire, 240 volt circuit, what is the minimum size NM cable conductors that can be used?

24 Fiber Optics _________________ is the phenomenon in which the phase velocity of a wave depends on its frequency, or alternatively when the group velocity depends on the frequency.
25 Definitions What do you call a component used to relay signals among wireless devices, appliances, and control units?
26 OSHA Safety and Asbestos - Code of Federal Regulations, Title 29, Part 1926

If an emergency notice must be given to NC 811 Dig Alert, utility companies will attempt to respond within _______.

27 Bid Preparation, Estimating, Basic Blueprint Reading and Plans The notice to owner contained in a contract, informs the customer of _________________.
28 Mathematics, Calculations and Formulas 120/240 V single phase system with single black-red-white conductors (installed in single conduit) select "single set of conductors", 120/208 V 3 phase system with 2 conductors per phase and neutral (installed in 2 parallel conduits) select _________ conductors per phase in parallel", dc system with 3 positive and 3 negative conductors select "3 conductors per phase in parallel".

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