When pulling several cables through a wire pathway, wrapping the cables tightly
together with zip-ties may do which of the following?
Crush cables and damage interior wire
An RJ-45 modular jack has how many conductors
8
Which of the following is used to terminate UTP cable on to 110-style blocks?
punch down tool
In which of the following situations should a laminated beam be drilled through?
A laminated beam should never be drilled through.
Which of the following sets standards for electrical installations in order to ensure proper
safety?
National Fire Protection Agency (NFPA
What document includes a designation for a cable run and its source, destination, and
purpose?
Wire chart/ Cable schedule
Which of the following should be used when pulling multiple cables through conduit
Appropriate cable lubricant
Which of the following would be used to test for a dial tone at the telco demarc?
Telephone butt set
Which of the following should be followed when data or signal cables MUST be located
near AC power lines
Signal data cables should cross AC power cables at 90 degrees
What is the MINIMUM recommended working bend radius for Cat-5e cable?
4 times the diameter of the cable
How high, in inches, is one EIA rack space unit or "1 RU"?
1.75
Which of the following needs to be completed in order to properly complete wiring
installation in a rack?
Sufficient strain relief of all cabling and service loops to make replacement, repair, or
adjustment accessible
Which of the following is CORRECT concerning a 12 AWG wire?
Greater current carrying capacity than a 14 AWG wire
What is the MAXIMUM pulling tension for maintaining verification of category 5 UTP
wire?
25 lbs
What is the hazard in using staples to install an RG-6 coaxial cable?
Pinching of the dielectric will change the impedance of the cable and interfere with
proper performance
Which of the following should be done to the unused outlets in an RF signal distribution
system?
Terminate with a 75 ohm terminator
, Which of the following tools should be used to help run wire above a finished drop
ceiling?
Push rod
Which of the following tools would be helpful in installing a fish line in a long (over 200
feet) conduit run?
Shop vacum
When installing an RJ-45 end on a Cat-5e wire, what is the MAXIMUM amount of wire
that can be left untwisted?
0.5 inch
To which of the following does the electrical term AC refer?
Alternating current
Which of the following is an independent, nonprofit safety testing organization that tests
and certifies products from a variety of manufacturers?
Underwriters Laboratories (UL)
What is the purpose of a ground fault circuit interrupter (GFCI)?
to protect life
Which of the following formulas should be used when calculating the total wattage
output in a circuit?
Voltage x Amperage
What is used to properly validate and document the quality of an incoming signal from a
cable TV feed?
Field Strength Meter
Which of the following is the FINAL authority with regard to electrical safety issues on a
job?
Local electrical code
Which of the following should be done during the trim-out phase of a project?
Install wall plates
Which of the following should be done when tinning a wire lead?
Strip the end, heat it, and allow solder to flow onto the conductor
On a set of 1/8" = 1' drawings, a wire run measures 15 5/8 inches. How many feet does
that equal at full scale?
125
Which of the following are framing members that are positioned horizontally at the top
and bottom of a stud wall
plates
When working with power tools such as a hammer drill, reciprocating saw, and/or skill
saw, which of the following does OSHA require?
Wear appropriate hearing protection
Which of the following is the MOST important procedure when running wires during the
rough-in phase of construction?
labeling the wires
Which video interconnect utilizes a single RCA connector with the entire signal carried
on the center conductor and braided shield?
Composite video
When drilling through a load-bearing stud, what is the MAXIMUM hole size, based on
percentage of width, allowed?