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North Dakota-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 The ___________ connector is a type of RF connector used for terminating coaxial cable. The connector looks almost identical to a typical BNC connector, but is not designed to mate with BNC jacks.
7 Installation of LV Systems Having an 18 gauge, Class 1 circuit conductor, the over current protection should not exceed _______ amps.
8 Installation/Code Requirement In beginning a communications project, the number one priority is to ensure that all the ______________ are done correctly.
9 NEC Codes/Grounding The reference level for voltage levels within a system is usually referred to as ________________.
10 Photovoltaics - Sun Energy The _____________ is the creation of voltage or electric current in a material upon exposure to light. The effect is directly related to the photoelectric effect, though they are different processes. When the sunlight or any other light is incident upon a material surface, the electrons present in the valence band absorb energy and, being excited, jump to the conduction band and become free.
11 Topology/Cable Specification _________________ 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.
12 PA Systems/Installation _____- gauge to 22- gauge is usually more than adequate to handle the necessary amount of current for a given application.
13 Telecommunications Cross Talk The acronym EMR is in reference to _______________________.
14 Home Theater/Installation The logical system hub for a practical home theater is the audio/video receiver or the __________ receiver.
15 Antenna's A _____________ is a separation of positive and negative charges.
16 Bid Preparation and Estimating The notice to owner contained in a contract, informs the customer of _________________.
17 Labors, Employees, Contractors, Insurance and Safety What is required to be worn by employees and contractors at all times to minimize forces transmitted to the head, neck, spine, from falling objects?
18 Safety and (Dig Alert)

Are you prohibited from using electrical tape to repair extension cords on the job site?

19 Asbestos - Code of Federal Regulations, Title 29, Part 1926

Regarding section 1926.1101(g)(4)(ii), For all Class I jobs involving the removal of more than ____________ linear or 10 square feet of thermal system insulation or surfacing material; for all other Class I jobs, where the employer cannot produce a negative exposure assessment pursuant to paragraph (f)(2)(iii) of this section, or where employees are working in areas adjacent to the regulated area, while the Class I work is being performed, the employer shall use one of the following methods to ensure that airborne asbestos does not migrate from the regulated area:

20 Basic - Estimating, Blueprint Reading and Plans A revision (marker) is shown on the completed set of working drawings by _______________.


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