ESPA study guide 2022 with complete solution

ESPA study guide 2022 with complete solution 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? 40% Which of the following tools is REQUIRED for installing an XLR connector on to shielded twisted pair cable? soldering iron What color wire is connected to the 'live' or brass colored pin when wiring an AC power cord for use in the United States? black Which distance is the threshold for MAXIMUM bandwidth for a Cat-5e cable from the data outlet to the patch panel 295 feet (300 meters) Which of the following is a large horizontal beam of wood or steel used to support concentrated loads at isolated points along its length? Girder What does it mean when an electrical service panel that has been locked out or tagged as "service to remain off" is encountered? It has been deactivated for a good reason and should not be touched Which of the following is an ACCEPTABLE way to secure low-voltage cabling in a communications distribution panel or equipment rack? Velcro tie wraps Which of the following is the CORRECT cable type for baseband video? Cozxial with a solid copper center conductor What kind of specification is the TIA/EIA 570-B document? Industry Standard When installing an impedance matching volume control, the signal should flow through the equipment in which of the following orders? Amp to volume control to speaker Which of the following is a quick way to check that a speaker is connected to a certain pair of wires? Pop it with a 9-volt battery To properly determine MAXIMUM hole size, what are the finished dimensions of a standard wood stud? 1.5" x 3.5" Which reference book contains the codes governing communications wiring such as telecommunication and TV systems? The Nation Electric Code Handbook What signal type should be considered when cabling between source equipment and an amplifier? line level Which of the following MOST accurately measures output levels of a multi-channel audio system? SPL meter On a construction site, what does the Occupational Safety and Health Administration (OSHA) require of all temporary 120V, 15A, and 20A receptacle outlets? Protection by a ground-fault circuit interrupter According to OSHA, above what scaffolding height MUST one be connected to a safety harness or have safety rails in place?