Electrical Job Information 1 Practice Test

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• In which applications are CMR communication riser cables permitted to be used?
• What type of receptacle can replace a non-grounding-type receptacle when there is no grounding means?
• If 300 feet of #12 copper conductor has a resistance of 0.975 ohms, what is the resistance of 500 feet of the same conductor?
• How many workers died from electrocutions at work in 2019, according to the Bureau of Labor Statistics?
• What is a major disadvantage of using a compression style pulling head?
• What process is involved in wire pulling to ensure safety and efficiency?
• Which factor does NOT determine the severity of an electric shock?
• What is the role of an attendant in a permit space entry?
• How far should the backfill be compacted from direct buried cables during installation?
• What type of insulation does UF cable have?
• Which type of terminal is typically found on devices for connecting equipment grounding conductors?
• Cold-formed steel studs are popular for framing which type of walls?
• What should the terminal nut for the equipment grounding conductor be like?
• Which of the following is not a basic component of a switch or receptacle?
• When attaching smaller gauge wires to a fish tape's leader for a medium-duty pull, how should the conductors be prepared?
• A good apprentice anticipates the needs of the Journey-level worker by doing what?
• What is the maximum voltage rating for THHN and THWN conductors?
• How is Type AC armored cable characterized?
• In relation to the variation of resistance of a conductor, how is the increased resistance value related to the area of the conductor?
• What is one function of a device in an electrical system?
• What Class stranding do most building wires, like THHN and XHHW, utilize?
• What is the purpose of using a sign or stencil on firewalls according to IBC?
• According to the National Fire Protection Association (NFPA), survivors caught in a fire cannot typically see more than how many feet in front of them?
• Which of the following is NOT a characteristic of a branch circuit?
• What is the purpose of an overcurrent protective device?
• What is the primary function of diagonal cutting pliers in wire pulling?
• What is required to prevent planking from sliding off supports?
• What type of conductor must be distinguished from neutral and ground conductors as per NEC requirements?
• What should not be used for backfilling within 6 inches of direct buried cables?
• Which factor is not important when determining the length of an anchor to be used?
• What is the main advantage of utilizing wooden frame construction?
• When drilling and installing concrete fasteners, what is essential to wear?
• When using the push-in connection method, which characteristic about the conductor size is correct?
• During the MGM Grand Hotel fire, what percentage of people died that were not on the same floor as the fire?
• A good cable lashing device to use for communications cables where moves, adds, and changes are frequent is the?
• What insulation type is designated by NM cables marked with "-B"?
• Concrete is referred to as "green concrete" for how many days?
• Who is responsible for work performed on a project?
• What should be done to ensure safety around energized circuits?
• Which low-voltage electronic cable shielding type provides the most mechanical strength and physical protection?
• Which application is a typical use for ropelay stranded conductors?
• Which particles are responsible for the negative charge in electrical flow?
• What is the main purpose of a firewall in building construction?
• What is one use of a firewall?
• Who must initiate a rescue if an entrant suffers an injury and cannot exit a space?
• How does dry skin affect electric current?
• What is the primary function of a base plate in construction?
• What is meant by having tact in a social situation?
• Proper installation of a conductor on a side-wired device requires that the stripped lead be looped in which direction?
• Why is it unacceptable to use a ladder on top of a scaffold platform?
• Which component is primarily responsible for ensuring electrical connectivity in back-wire devices?
• Which material has the highest strength-to-weight ratio in construction?
• Interior partition walls are typically built with which gauge studs?
• When forming a pre-tensioned concrete member, steel cables are stretched to what percentage of their ultimate strength?
• How are isolated ground receptacles identified?
• What does the term 'through penetration' refer to in the context of firestopping?
• What checks should be performed on a cable prior to installation?
• What step follows the pouring of concrete in the concrete building construction process?
• True or False: Speed wire devices will only accept a 14 AWG solid copper conductor.
• What type of firestopping technology can expand as much as 25 times in volume?
• How many different basic styles does the actuator on a switch come in?
• Which of the following is a responsibility of the attendant in a confined space?
• In what scenario might you use toggle bolts?
• What is the general required strength of concrete for columns and walls in a building?
• Which of the following is NOT a primary method of wiring device termination?
• Which IBC chapter addresses the requirements for fire-resistant rated assemblies?
• When penetrating a concrete fire-resistive wall or floor assembly with RMC, is it acceptable to use mortar to fill the annular space?
• When stripping smaller gauge wires for pulling, how much further should each wire be stripped compared to the last?
• True or False: The terminals on a switch are used for two primary functions including interface and bundling.
• What element contributes to the pathways an electric current takes through the body?
• Which anchor type has the lowest duty rating in drywall?
• What type of aerial work platform is described as attached to extension arms that are recessed within one another?
• What can be done to make cutting and threading conduit a neater job?
• In electrical terms, a device is usually defined as what?
• How long ago can the earliest written and recorded codes of law be dated?
• What is one of the five primary methods of terminating a wiring device?
• What type of insulation is used for medium-voltage insulated conductors?
• What characteristic of fasteners can affect their suitability for specific weight loads?
• What type of cable is described as a communication general-purpose cable for in-wall and limited riser applications?
• What term indicates after, or subsequent to?
• What is the required securing distance for Type AC armored cable?
• Why is it necessary for grounding conductors to have a specific identification?
• The abbreviation POE in relation to cabling stands for?
• What are pulling ropes designed for in wire pulls?
• Cable tray cable cleats are primarily used for which type of cables?
• When installing aluminum conductors, which series alloy must be used?
• What does the ‘T’ rating indicate in firestop assemblies?
• What is the function of the equipment bonding jumper in a wiring device?
• What is the primary responsibility of entry supervisors during operations?
• What are medium-voltage insulated conductors categorized by?
• Which of the following is a critical factor when installing electrical devices?
• When determining resistance changes, how does conductor area affect resistance?
• What type of employer is required to protect workers against permit space hazards?
• What safety feature is required for rolling scaffolds?
• Which aspect is critical for maintaining safety in the presence of energized circuits?
• What is the most stringent type of construction?
• What is the necessary condition for proper operation of a safety switch in electrically-driven equipment?
• Why is it important for the electrical worker to follow firestop installation specifications exactly?
• Locking receptacles are primarily used in applications where which factor is a primary concern?
• What is the first step in building a concrete frame constructed building?
• Which type of partition is not required to have a fire-resistance rating?
• What is essential when using an auto-retracting knife during use?
• 8000 series aluminum feeder conductors are manufactured in what type of stranding?
• How would you describe the conductor with the product description of 10 - 19 SD CU THHNTHWN 2?
• What material is typically used for the maximum size conductor in push-in connections?
• What type of device may utilize "push-in" stabbing terminals?
• What color is the equipment grounding conductor terminal screw required to be on a receptacle or switch?
• What does the 'L rating' specifically refer to in fire-stopping systems?
• Which of the following is NOT a requirement for grounding conductor terminals?
• What type of pressure wire connector is used for grounding conductors?
• Which marking might appear on the mounting strap of a standard wiring device?
• What are aerial work platforms primarily used for?
• Which components does a complete through penetration fire-stop system include?
• What are the two main purposes of the terminals on a switch or receptacle?
• Which drywall or hollow wall anchors are rated for heavy duty?
• In addition to pulling in conductors, what internal function do conductor pulling tapes provide?
• What is one characteristic of an entry employer?
• What does the need for supplemental braking ensure during a vertical pull of conductors?
• What is the primary purpose of a wedge anchor?
• According to IBC regulations, where must a sign or stencil identifying a firewall be located?
• How often must Type MC metal-clad cable be secured?
• What is the primary purpose of a fire-resistance rated wall?
• How can concrete blocks be reinforced?
• What type of firestopping material releases chemically bound molecules of water when exposed to heat?
• Which of the following conductors generally has the highest conductivity?
• What is the primary purpose of an equipment grounding conductor?
• Multi-roller sheaves are often referred to as what type of sheaves?
• Which type of construction is referred to as Ordinary?
• In construction, what does "Fire Resistive" primarily protect against?
• Which tool must be used to drill a hole in masonry when installing a masonry fastener?
• Which factor does NOT contribute to the fire-resistance rating of a wall?
• What is the primary purpose of an on-site rescue team in entry rescue situations?
• What should be taken into account to avoid jamming during cable installations?
• Prestressed concrete primarily helps in achieving which of the following outcomes?
• What type of construction is classified as Fire Resistive?
• Which is a feature of General-purpose single Type THHN conductors?
• What type of firestop is typically used to resist fire and smoke in walls and floors?
• How should entry supervisors maintain safe conditions in confined spaces?
• What is the major advantage of using Hook and Loop fasteners for cable management?
• Which component serves as the primary ground-fault return path for a wiring device?
• What are the sizes referred to for number 14, 12, and 10 AWG conductors?
• For the safety switch system in electrically-driven equipment, what is required for operation?
• Which kind of drawn copper conductors have the lowest conductivity?
• Which type of conductors typically requires more space when installed?
• When pre-planning for a wire pull, which step involves checking the cable?
• Which type of assembly has a predetermined resistance to fire and is subject to testing?
• What provides the best support when attaching an item to a hollow wall?
• When installing a conductor on a side-wired device, in which direction should the stripped lead be looped?
• What is the maximum temperature rating for the conductors used in NM cables marked with "-B"?
• Which installation parameters are important when installing cables into conduits or cable trays?
• Which is a primary factor in electric shock severity?
• When setting up for a cable pull in a tray between floors, which action should be performed from the higher floor?
• Type II construction is best described as what type?
• In electrical work, what is the significance of a conductor being looped clockwise in a side-wired device?
• What characteristic does Type II noncombustible construction possess?
• Which category of employer must protect workers against permit space hazards by complying with the standard?
• What defines a confined space?
• What is the purpose of removing forms after concrete has set?
• What is one of the installation requirements for Type UF-B conductors?
• What is an application of Type UF-B conductors?
• Is it true that the tools a contractor uses on a job represent a sizable investment?
• What advantage does scheduling multiple cable runs to be pulled at one time provide?
• What is the appropriate stripping length for smaller gauge wires when preparing them for a pull?
• Through penetrations in concrete floor assemblies can have the annular space filled with mortar if the penetrating item is?
• What is the most common application for speed wire devices?
• What type of anchor is considered a female type fastener?
• Which type of non-destructive testing equipment can determine the depth of an object embedded in a slab?
• On a side-wired device, why is the direction of looping important?
• What is the main use of S-twist lay direction?
• Can THHN/THWN-2 conductors be installed directly buried in the ground?
• What is Type V construction primarily made of?
• What material is commonly used to fill the annular space around metallic pipes in firestop systems?
• How are strength requirements of cables expressed?
• What does the term 'splay' refer to in electrical wiring installation?
• What should be used to catch oil drippings during conduit work?
• Which term is commonly used interchangeably with conductor?
• Which tool is necessary for installing a drop-in anchor?
• Why is the embedment depth crucial when using anchors?
• Type IV construction is also known as?
• Which construction material is known to be renewable, recyclable, and reduces carbon footprint?
• When firestopping a through penetration, how must the Electrical Worker install the firestopping?
• What type of construction would utilize mass timber materials?
• What type of aerial work platform is attached to extension arms that are recessed within one another?
• Which type of ropelay stranded conductor is more flexible?
• Is it true or false that lumber leaving a sawmill must be graded by trained inspectors?
• When preparing smaller gauge wires for a medium-duty pull, how should they be attached to the fish tape's leader?
• What is the most basic division of wire and cable technology based on?
• What factors are essential to consider when selecting the appropriate male fastener?
• What should be done with a ladder when it is not in use?
• Is it true that the top rung of a ladder is statistically the most dangerous?
• A unit of an electrical system that carries or controls electrical energy is best defined as what?
• What information is required to determine the suitable size of a fastener?
• What does the NEC require for identifying single conductor or multiconductor cable?
• What are devices that interrupt the flow of electricity within as little as 1/40 of a second to prevent electrocution?
• When selecting an anchor type, what aspect should be taken into account regarding the type of wall?
• What current range is associated with extreme pain, respiratory arrest, and possible death?
• Which type of cable is suitable for direct burial in the earth?
• When designing fire-resistive structures, what is a key factor to consider?
• Which type of building is characterized by very thick and heavy walls that support all structural components?
• What mechanism do mechanical type masonry fasteners use to achieve their holding values?
• What happens if the stripped lead of a conductor is looped counterclockwise on a side-wired device?
• What does the "E" number marking represent on a conductor?
• Which of the following is a false statement regarding engineering judgments?
• What component is threaded onto the terminal screw of back-wire devices?
• As the size of the gauge of conductor increases, what happens to its weight?
• 316 Stainless Steel is ideally used in which type of environment?
• In concrete frame construction, what does "monolithic" mean?
• If 15- and 20-ampere duplex receptacles are not marked "CO/ALR," they are suitable for use with what conductors?
• Which classification do most metal buildings fall under?
• When installing a fire-stop, what is required between the penetrating item and the surface?
• What must an Electrical Worker consider when supporting conductors during vertical installations?
• Who does the apprentice represent in the public relations business?
• Which side of the fire triangle provides early warning of a fire?
• Which is not an advantage of using prestressed concrete?
• What is the primary purpose of a Ground-Fault Circuit Interruptor?
• When non-reinforced concrete breaks, what type of failure occurs?
• What is the best strategy for planning a wire pull?
• What is an essential material that can improve the holding strength of masonry fasteners?
• What is a common benefit of reducing labor costs in cable installation?
• Who is responsible for the safe use of ladders on the jobsite?
• Penetrations made in a smoke barrier require what with the approved firestop system?
• What does the 'F' rating indicate in a firestop system?
• What is a key characteristic of a confined space?
• What is the consequence of not following safety protocols on the job site?
• A listed through penetration system that identifies a metallic pipe penetrating the fire-resistant assembly has a numeric value in the system number of?
• Which type of tool is commonly used to ensure correct depth when using a drop-in anchor?
• What is the minimum fire-resistance rating for a fire partition?
• Speed wire terminations are primarily used with which grade of wiring devices?
• How many years ago was the first timber home built?
• What type of anchor can come in zinc-plated, hot-dipped galvanized, and stainless steel?
• Which of the following is NOT a characteristic of a firewall?
• What procedure must contractors performing work on the jobsite have in place?
• How are isolated ground receptacles identified?
• According to the NEC, which of the following is generally not considered an outlet?
• Does tooling the caulk serve any purpose beyond aesthetics?
• During installation, ensuring which feature about the terminal screw is critical for grounding conductors?
• Penetrations made in a smoke barrier require an L rating with the approved what?
• What type of wall must have sufficient structural stability under fire conditions to allow for the collapse of construction on either side without collapsing itself?
• The purpose of the International Building Code is to establish minimum requirements for what?
• What connects the equipment grounding conductors to the grounding terminal of a receptacle?
• What characterizes Type THHN conductor applications?
• What is the employer required to do regarding energized electric circuits?
• Which term describes the circuit conductors between the final overcurrent protective device and the outlets?
• Which assembly materials are necessary for a fire-stop system to be complete?
• Which of the following is crucial for ensuring safe cable installation?
• What safety features are required for rolling scaffolds?
• What characteristic does a smoke partition primarily provide?
• What is the maximum size conductor permitted for devices where the "push-in" method is used?
• Under what condition can employees work near an electric power circuit?
• What happens to metal tools when heat is applied?
• What are conductor pulling ropes designed for?
• What is another method of terminating a wiring device besides back wire?
• Which type of drywall or hollow wall anchor typically has the largest diameter?
• What size drill bit is recommended for installing a 1/4-inch concrete screw?
• What is the term used to describe the spreading apart of stranded wire during installation?