NASCLA Sample Exam Questions with Correct Answers., Exams of Electrical and Electronics Engineering

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NASCLA Sample Exam Questions with Correct

Answers.

Which of the following is included in a company's general overhead costs? Performance Bonds Withholding Taxes Costs for equipment purchase and rentals The company's administrative expenses - Correct answer-The company's administrative expenses What is the purpose of ventilating unconditioned spaces? To control moisture Dehumidification Control oxygen levels Temperature Control - Correct answer-To control moisture Oxygen Cylinders shall be stored: Separate from fuel gas cylinders a minimum of 10 ft Separate from fuel gas cylinders a minimum of 20 ft In a centrally located air tight closet In a storage locker - Correct answer-Separate from fuel gas cylinders a minimum of 20 ft What size diameter anchor bolts should open web joists have at each end? 1 1/2" 2 1/2" 3 1/2" 4 1/2" - Correct answer- 2 1/2" When should duplex nails be used? When building concrete forms

When framing walls When constructing cabinets When applying shingles - Correct answer-When building concrete forms Where would the contractor find details of wall penetrations that are to be constructed as a part of the project? Technical specifications Supplemental conditions General conditions Bid request documents - Correct answer-Technical specifications Trades that typically have the most stringent and specialized coordination requirements for project closeout are : Concrete and masonry Mechanical and electrical Drywall and painting site work and concrete - Correct answer-Mechanical and electrical When forming waffle slabs in a multistory building which of the following should be used? Gang forms Pan forms Panel forms Earth forms - Correct answer-Pan Forms Fiberglass insulation batts are being installed in an attic. Where should the vapor barrier barrier be installed? Around both of the layers Between the layers of insulation Over the insulation Under the insulation - Correct answer-Under the insulation

A crane is operating near overhead power lines rated less than 50kV. What is the required minimum distance? 5 feet 10 feet 20 feet 50 feet - Correct answer- 10 feet It is allowable to excavate how far below a trench box? 1 foot 1.75 feet 2 feet 2.5 feet - Correct answer- 2 feet When storing steel joists at a job site they should be Protected from weather Close to the area where they are being used Vertical, right side up Vertical, laid flat, or as shipped - Correct answer-Vertical, laid flat, or as shippied An installed truss has a 20 foot span and a depth of 6 feet. What is the maximum amount it can be out of plumb? 1.5 inches 1.75 inches 2 inches 2.5 inches - Correct answer-1.5 inches What does the term retainage mean? Amount not yet paid to a subcontractor by the primary contractor The amount remaining to be billed on a project The value of work that has been rejected by the owner

A percentage of the progress payment withheld by the owner - Correct answer-A percentage of the progress payment withheld by the owner The space between the insulation and the roof sheathing of a sloped ceiling shall be a minimum of how much? No space 1/2 inch 1 inch 1 1/2 inch - Correct answer- 1 in Whenever polyethylene is used under a slab as a moisture barrier, its joints should overlap a minimum of how many inches 2 4 6 8 - Correct answer- 6 Roughly how much construction waste would be generated during the new construction of 25000 square foot office space? 10000 pounds 25000 pounds 50000 pounds 100000 pounds - Correct answer- 100000 pounds The EPA requires a contractor to create a storm water pollution plan when which of the following is true? When a project disturbs one or more acres When a project disturbs two or more acres When the project will have runoff entering public water systems When the project is publicly funded - Correct answer-When a project disturbs one or more acres The most common cause of injuries at a construction site is which of the following?

Falling objects Improper use of hand tools Falls Exposure to hazardous chemicals - Correct answer-Falls A business must meet the requirements of the fair labor standards act when there are more than how many employees? one two three four - Correct answer-One What must exist between a contractor and the union when union labor is employed Labor burden agreement Union affiliation agreement labor agreement apprentice program agreement - Correct answer-labor agreement Egress doors must open to the direction of travel when the occupant load is more than 24 persons 40 persons 50 persons 75 persons - Correct answer- 50 persons Wallboard inspections must be made when? Before the joints are taped At the same time as the framing inspection When fasteners and joints have been covered After the building is ready for occupancy - Correct answer-Before the joints are taped Which of the following would be an acceptable condition for a contractor to refuse to perform work on a project and not be a breach of contract?

A site condition that prohibits the subcontractor from performing the work A progress payment that was more than three days late The project schedule was extended by a change order The contractor failed a building inspection - Correct answer-A site condition that prohibits the subcontractor from performing the work What method of disbursement account would be the most appropriate for a large construction company? Establish a general ledger account with numbers starting in the 500s Establish a general ledger account with number starting in the 300s Establish a separate journal for disbursements and payroll Establish a combined journal for disbursements and payroll - Correct answer-Establish a separate journal for disbursements and payroll Who is responsible for the maintenance of personal protective equipment when employees provide their own? The employee The employer The equipment manufacturer OSHA - Correct answer-The employer According to OSHA a radiant type temporary room heater used in a confined space must have how much clearance from the sides and rear of the space? 12 inches 18 inches 24 inches 36 inches - Correct answer- 36 inches The owner will require documentation that provides information as to how the project was actually constructed. Which of the following is provided by the contractors for this purpose? As built drawings

Certificate of substantial completion Unconditional lien release Project logs - Correct answer-As built drawings Who has the authority to change or adjust a shoring method of an excavation? An employee The contractor A competent person The engineer - Correct answer-The engineer Which of the following is done by the post-tensioning contractor prior to pouring concrete? The cables are pulled tight A jack is connected to the post tensioning cables The form pocket is grouted The tendons are encased in high density polyethylene sheathing with a PT coating - Correct answer-The tendons are encased in high-density polyethylene sheathing with a PT coating When installing 1/2" gypsum parallel to the framing members on the ceiling what is the maximum spacing of the framing members? 12 inches oc 16 inches oc 18 inches oc 24 inches oc - Correct answer- 24 inches oc What is the diameter of #5 rebar? 5/8 inch 3/4 inch 5/16 inch 5/12 inch - Correct answer-5/8 inch

What is the minimum length of time required for wood flooring to be stored in the building to allow for climate acclimation? None is required 2 to 3 days 4 to 5 days At least 7 days - Correct answer- 4 to 5 days Which type of masonry joint finish is the most effective at preventing damage from freezing? Extruded Flush Concave Raked - Correct answer-Concave When constructing a light weight curtain wall, what shall be between the building insulation and the external panels? Air gap Steel mullions Moisture barrier Vapor retarders - Correct answer-Air gap Which one of the following has the greatest impact on determining how to safely manage traffic control at a job site? The building codes Site layout Size of equipment OSHA requirements - Correct answer-Site layout A project schedule of values shows Task A worth $12000, task B worth $8500, and task C worth $25000. Task A is 18 percent complete, Task B is 2 percent complete, Task C is 7 percent complete. How much should the progress payment be? $ $ $

$1750 - Correct answer-$ Guard rails and personal fall arrest systems shall be provided whenever platforms and walk ways cannot feasibly be how wide? 12 inches 18 inches 24 inches 32 inches - Correct answer- 18 inches What screw size is to be used to fasten metal decking? Number 8s or 1/8 inch diameter Number 10s or 3/16 inch diameter Number 12s or 1/4 inch diameter Number 14s or 5/16 inch diameter - Correct answer-Number 12s or 1/4 inch diameter A surveying benchmark is at 88.6 feet. There is a reference stake set 7.8 feet lower than the benchmark. If a ditch is to be excavated to a depth of 875 feet below the reference stake and 20 feet from the reference stake, what is the finished elevation of the bottom of the ditch? 71.9 feet 72.05 feet

78. 8 feet 105 feet - Correct answer-72.05 feet If an employee has 8 employees which of the following is required by OSHA when the business is moved into a new facility? That the employer orally review all emergency procedures That the employer provide written emergency procedures That an alarm system be installed in all facilities That two of the employees be responsible for overseeing the facility evacuation procedures - Correct answer-That the employer orally review all emergency procedures

What effect will freezing temperatures have while curing concrete? A longer time is needed A shorter time is needed Freezing temperatures have no effect The concrete will not set - Correct answer-A longer time is needed According to OSHA, who has the responsibility to insure compliance to the standards and determine what safety equipment is required? The employee The employer The site safety representative The project superintendent - Correct answer-The employer When may compressed air be used to clean dust from equipment Only when the pressure is reduced to 50 psi maximum and personal protective equipment is on place Only when the pressure is reduced to 30 psi or less and personal protective equipment is provided Never Only when the pressure is reduced to less than 45 psi - Correct answer-Only when the pressure is reduced to 30 psi or less and personal protective equipment is provided Which of the following documents are primarily used by the contractor and architect to monitor quality? Construction drawings Contract addenda Meeting Minutes Submittals, shop drawings, and samples - Correct answer-Submittals, shop drawings, and samples In order to protect the owner and contractor from lien filings, what document is provided by a subcontractor in exchange for final payment? Partial lien release

Unconditional lien release Conditional lien release Notice of completion - Correct answer-unconditional lien release What does a lien waiver release the owner from? Paying the contractor for extra services Paying twice for services or materials The right to claim a lien Needing to file a notice of commencement - Correct answer-paying twice for services or materials A renovation project is to begin on a pre- 1978 housing project. It will require that more than 2 square feet of painting surface be removed and disturbed. What should the contractor do prior to beginning?

• Distribute an EPA pamphlet entitled "Protect your family from lead in your home" to the property owner or adult occupant
• Submit a lead abatement notice to the EPA within 5 days of starting the project
• Notify the owner and tenants of the project start Inform the local health department of the project schedule - Correct answer-Distribute an EPA pamphlet entitled " Protect your family from lead in your home" to the property owner or adult occupant Which of the following is not a concern for a precast concrete contractor during a reconstruction meeting? Field layout and verification Developing an erection plan Maintaining anticipated overhead and profit margins Determining site conditions - Correct answer-Maintaining anticipated overhead and profit margins The international building code states that the minimum thickness of plywood species group | that may be used for subfloor joists spaced 16 inches on center is : 1/

3/

3/

7/8 - Correct answer-1/ When a contract requires the contractor to indemnify the owner for any liability the owner may incur under he should: Have the contract reviewed by an attorney Ask for a liquidated damages clause Ask for a cost plus type contract Obtain higher performance bond - Correct answer-Have the contract reviewed by an attorney When concrete is cured properly which of the following is included? Fast drying Controlled drying Heating Cooling - Correct answer-Controlled Drying A proctor test is used to provide a contractor with what information? The level of ground water Shear strength of a cohesive soil Soil compaction value maximum excavation depth - Correct answer-Soil compaction value Which one of the following is considered project overhead? Equipment rental Advertising Cost Material Delivery charges Temporary job site office - Correct answer-Temporary job site office When unloading trusses what should a builder do Lift with chokers

Break the banding Unload as close as possible to the building site Lift trusses by the band straps - Correct answer-Unload as close as possible to the building site Which one of the following is not appropriate eye protection for employees who wear spectacles with corrective lenses? Corrective lenses worn inside goggles Spectacles with lenses that are corrective and protective Corrective spectacles only Protective goggles worn over corrective spectacles - Correct answer-Corrective spectacles only When an internal combustion engine is used indoors what must be done? The engine must be propane powered The exhaust gases must be vented outside It must be an OSHA approved system It is not allowed to do this - Correct answer-The exhaust gases must be vented outside Which of the following is true regarding elevator floor control buttons

• They must be arranged in a standard telephone pattern
• They must be located 48 inches above the finished floor maximum
• They must be located 52 inches above the finished floor maximum
• They must be located 16 inches above the floor minimum and to the right of the door opening - Correct answer-They must be arranged in a standard telephone pattern if an incident results in the death of a worker, what is the maximum amount of time it must be reported to OSHA? 4 hrs 8 hrs 24 hrs 72 hrs - Correct answer- 8 hrs

What is the maximum installation interval that foundation plates or sills should be installed? 6 ft 8 ft 10 ft 12 ft - Correct answer- 6 ft What is the most effective method to move material a short distance downgrade? Wheeled loading Tracked excavation Slot dozing Loader bucket - Correct answer-Slot dozing Which of the following materials is best to fireproof steel beams and columns? Cement board Asbestos Cellular Concrete Expanded polystyrene - Correct answer-Cellular concrete Which masonry mortar type is used to achieve a high early strength? Type || Type ||| Type ||A Type |||A - Correct answer-Type ||| For a contracting company there is a debt that has been carried for the past three years and is due to be paid off by the company. Where on the balance sheet should this be reflected? Current liabilities Current assets Miscellaneous assets

Long term assets - Correct answer-current liabilities Which gauge of metal stud is the most cost efficient to be used in a non-load bearing partitions? 25 ga 22 ga 20 ga 33 ga - Correct answer- 25 ga What is the suggested angle of repose for shoring compacted sharp sand? 1/2: 1: 1 1/2: 2:1 - Correct answer- 1 1/2: A deck is required to have a guard rail when?

• When the steps to the deck have more than two risers
• When the deck is more than 24 inches above grade
• When the deck is more than 30 inches above grade
• All decks are required to have guard rails - Correct answer-When the deck is more than 30 inches above grade A job requiring excavating initially calculated to allow for a 10% swell factor for the soil. However during excavation it was found that the soil had a 25% actual swell factor. What effect will this have on the overall project?
• There is no effect
• This will require more hauling and decrease in efficiency
• This will require less hauling and increase in efficiency
• The contract will need to be modified with a scope change - Correct answer-This will require more hauling and decrease in efficiency A non-sliding egress door of a group R- 3 occupancy building shall have a maximum threshold height of?

3/8 inch 1/2 inch 5/8 inch 3/4 inch - Correct answer-1/2 inch Personal all arrest systems and guardrails shall be installed or provided when walkways and platforms are a minimum of how wide? 12 in 18 in 24 in 36 in - Correct answer- 18 in A parking lot with 30 spaces shall have a minimum of how many handicapped spaces? 1 2 3 4 - Correct answer- 2 Which formula describes a balance sheet?

• Assets=liabilities+owners equity
• Assets = liabilities-owners equity
• Assets+owners equity = liabilities
• Assets + liabilities = owners equity - Correct answer-Assets = liabilities + owners equity For a worker in a trench what is the maximum lateral distance from a means of egress? 10 ft 15 ft 25 ft 50 ft - Correct answer- 25 ft Which of the following is not required to be provided by an employer on a job site? Defibrillator

First Aid Kits Access to emergency care Personal Protective Equipment - Correct answer-Defibrillator Which of the following documents is required from the contractor before a final release of money? Partial release of lien Affidavit of payment A notice of commencement Warranty completion period - Correct answer-Affidavit of payment Which of the following procedures according to OSHA should be used by above ground personnel to best determine the number of people working underground during construction?

• Designated person in charge
• Two effective means of communication
• Check in/check out system
• A lockout/tag out system - Correct answer-Checkin /check out A single with brick wall is 200 square feet with 3/8 inch mortar joints, and 655 non-modular brick per square foot. How many cubic feet of mortar is required?

11.6 - Correct answer-11. A project contract is written for a lump sum of $200000. The retain age for this project is 10%. The contractor has completed 90% of the project and has received all progress payments. The contractor submits a request for final payment. What should the final payment amount be? Less than 25000 Between 25000 and 35000 Between 35000 and 40000

More than 40000 - Correct answer-Between 35000 and 40000 If a building is constructed using green procedures or guidelines, how much less energy will be required to operate it? 24 - 29 % 30 - 36% 15 - 20% 10 - 20% - Correct answer- 30 - 36% If a hotel is constructed with 20 sleeping rooms what is the minimum number of visible fire alarm notification devices? 2 5 7 9 - Correct answer- 2 What minimum thickness of compacted granular material is to be used as the base of a concrete curb? 4 in 6 in 8 in 10 in - Correct answer- 6 in A ceiling joist end may be notched a maximum of how much? 1/8 the joist depth 1/4 the joist depth 1/3 the joist depth 1/6 the joist depth - Correct answer-1/ A contractor should select subcontractors based on the subcontractors

• Proximity to the jobsite
• Level of insurance
• Costs in the proposal

• Ability to provide the most value to the project - Correct answer-Ability to add the most value to the project The effect of vibratory action on a concrete mix does which of the following?
• It requires more water and cement
• It allows more fly ash to be used so the concrete becomes a better mix for architectural concrete finishes
• It permits the use of a stiffer mixture containing larger portions of course aggregate
• It causes the concrete to stiffen quicker and reduces the time needed to finish - Correct answer-It permits the use of a stiffer mixture containing larger portions of course aggregate 36 cubic yards of earth are removed from a hole and now occupies 45 cubic yards. What is the percent of swell for this dirt? 5% 10% 20% 25% - Correct answer-25% If a contract cannot be interpreted which of the following is true? It is not binding It is interpreted against the party who wrote it It is interpreted against the owner It is interpreted against the contractor - Correct answer-It is interpreted against the party who wrote it Provisions of construction documents should show any requirements for special reporting and documenting of construction activities for archaeological sensitive areas of a job site. Which provisions should show this information?
• General conditions
• Topographic surveys
• Supplementary conditions
• Shop drawings - Correct answer-Supplementary conditions

Which of the following is true regarding the elevator call buttons located in a lobby? They shall be placed between elevator doors They shall be raised or flush They shall be a minimum of 42 inches above the floor They shall be a minimum diameter of 1 inch - Correct answer-They shall be raised or flush During a project the owner makes a change that would cost the contractor $2500 in labor and materials and $700 in overhead costs. With this change the contractor will save $1000 in labor costs and $280 in overhead costs. The original bid included a profit of 10% of all costs. If the contractor requests 10% of all costs for the changes, the change order should include an additional how much? $ $ $ $3520 - Correct answer-$ Which of the following is not a source of grey water?

• Bathroom lavatory
• Kitchen sink
• Ice maker drain
• Shower - Correct answer-Kitchen Sink What is the recommended length of tail to leave outside the edge form at each end after stressing the tendon? 6 inches 8 inches 10 inches 12 inches - Correct answer- 12 inches Which pile is used for horizontal loads? Bearing pile Friction pile Cast in place pile

Sheet pile - Correct answer-Sheet pile During project closeout the test and tolerance information should also include what?

• The date of substantial completion
• The method of testing
• The signature of the field superintendent
• The architect's approval - Correct answer-The method of testing What is the minimum clearance from the pull side of an accessible manual swinging door when approached from the front parallel to the doorway? 12 inches 18 inches 24 inches 32 inches - Correct answer- 18 inches Consider the following scenario: A benchmark has been established for a building. The finished floor elevation is one foot above the benchmark. What will be the elevation of the bottom of a 4" concrete slab? .250 ft .333 ft .667 ft .833 ft - Correct answer-.667 ft Which of these would be a requirement in the specifications to record as-built information that will be given to the owner at substantial completion?
• Meeting logs
• Pre-project meeting minutes
• Time schedules and deliveries
• Project photos - Correct answer-Project photos Bagged materials stored on a job site shall be stacked, according to OSHA: No higher than 6 ft

No higher than 10 ft No higher than 8 ft By stepping back the layers and cross-keying the bags at least every ten bags high - Correct answer-By stepping back the layers and cross-keying the bags at least every ten bags high A contractor should account for added security of a project site by applying all of the following methods except:

• Ordering large quantities of materials to minimize the number of deliveries
• Utilizing locked trailers for small tools and materials
• Installing fencing for enclosing the perimeter of a site
• installing cameras at the job site - Correct answer-Ordering large quantities of materials to minimize the number of deliveries For a front loading washing machine, what is the maximum allowable offset from the center of the door opening to establish clear floor space? 12 in 18 in 24 in 30 in - Correct answer- 24 in Where a roof meets a vertical wall which is the best method to follow?
• Install metal flashing under the shingles and siding
• install metal flashing over the shingles and siding
• Apply asphalt over the shingles and siding
• Apply asphalt under the shingles and siding - Correct answer-Install metal flashing under the shingles and siding What is used to attach formed metal gutters to the building fascia? A fascia bracket A strap 16d nails

Wrap around hangers - Correct answer-Wrap around hangers Which is the most accurate regarding a brick veneer wall?

• Veneer is structural
• The cavity is at least 2 inches
• The veneer is bonded
• The veneer carries its own weight - Correct answer-The veneer carries its own weight Which of the following is considered a significant factor in determining how precast materials should be delivered to a job site?
• The construction duration
• The job site layout
• The equipment expense
• Whether the erector has the capability of rotating pieces - Correct answer-Whether the erector has the capability of rotating pieces How would a contractor determine which sealant to use in a particular application?
• Refer to the contract
• Refer to the technical specifications
• Refer to the general conditions
• Refer to the MSDS - Correct answer-Refer to the technical specifications What is true regarding oily rags and flammable waste? They should be disposed of daily They should be treated as hazardous waste They should be stored in a covered container They should be disposed of at the job site - Correct answer-They should be stored in a covered container A construction delivery type that would have the contractor, as an agent to the owner providing pre-construction services without construction responsibilities would be? Agency CM

CM at risk Design build Not to exceed - Correct answer-CM at risk The maximum height of the top of gripping surfaces on handrails above stair nosing, ramp surfaces, and walking surfaces is what? 42 inches 46 inches 48 inches 52 inches - Correct answer- 42 inches A performance management system should include management of performance standards and the creation of what? An employee appraisal system Job specifications Job descriptions Human Resources department - Correct answer-An employee appraisal system Which of the following methods is based on the actual costs? Lump sum Not to exceed Cost plus Design build - Correct answer-Cost plus Which of the following is not a manual soil test? Dry strength Thumb penetration Pocket penetrometer slump test - Correct answer-slump test