Which process removes salt from seawater?

Water distribution systems typically rely on:

Which design strategy helps reduce stormwater runoff?

Which system allows reuse of water from sinks and showers for irrigation?

What does “roughing-in” refer to in plumbing installation?

Which pipe is typically used for cold water supply in residential plumbing?

Part 02 – Utilities and about Plumbing, Roughing-in & Fixtures. 8. Which fixture requires both a supply and a waste connection?

Which material is commonly used for vent piping?

Part 02 – Utilities and about Plumbing, Roughing-in & Fixtures. 10. Which fixture is most likely to use a pop-up drain assembly?

Which pipe carries waste vertically from upper floors?

Which disposal method is most suitable for organic kitchen waste?

Which pipe fitting connects two pipes of different diameters?

Which waste type is typically handled by stormwater systems?

Which HVAC component is responsible for removing heat from indoor air?

Which of the following is a passive cooling strategy in architecture?

Which HVAC system uses refrigerant to transfer heat directly between indoor and outdoor units?

Which component controls temperature by regulating HVAC operation?

Which HVAC system is most energy-efficient for mild climates?

Which conveyor system is best for enclosed dust-free transport?

Which conveyor type uses a helical screw to move materials?

Which mechanical equipment is used to lift people between floors?

Which of the following is NOT a type of mechanical transmission?

Which standard typically governs safety and design of industrial conveyors?

Which of the following is true about emergency power systems under PEC?

In PEC, which load must be connected to the emergency power source in high-rise buildings?

Under PEC, what is the minimum clearance required between overhead service-drop conductors and the ground over residential driveways?

Which type of transformer connection is most commonly used for three-phase distribution in commercial buildings?

Which device is mandatory for protection against electrical faults in wet areas?

Which of the following fixtures is best suited for accent lighting in galleries?

Which light source offers the highest efficacy (lumens per watt)?

Which lighting technology is most sensitive to frequent switching on and off?

Which fixture is best for minimizing shadows in workspaces?

Which of the following is not considered a power fixture in building electrical systems?

Which device converts digital signals into analog for transmission over telephone lines?

Which of the following must be coordinated early between architect and ICT designer?

Which architectural element can negatively impact Wi-Fi signal distribution?

Which of the following is not typically shown in an architect’s reflected ceiling plan (RCP)?

Which of the following is not a recommended practice for cable management?

Which of the following best describes sound reflection in a room with hard, parallel surfaces?

Which room shape is most prone to acoustic focusing and uneven sound distribution?

Which material has the highest sound absorption coefficient at mid frequencies?

Which room shape generally provides the most uniform sound distribution for performance spaces?

Which design element contributes most to acoustic comfort in restaurants?

Which structural system is most suitable for long-span gymnasiums in provincial LGU projects?

Which material has the highest modulus of elasticity?

Which of the following is considered a dead load?

Which structural member primarily resists bending moments?

Which occupancy type requires the highest importance factor in NSCP 2015?

Which soil type typically has the lowest bearing capacity?

What is the primary purpose of a soil boring test in foundation design?

Which test determines the liquid and plastic limits of soil?

What is the primary function of a tie beam in foundation systems?

Which foundation type is most economical for low-rise residential buildings on firm soil?

What is the primary load resisted by columns in a building frame?

Which failure mode is most critical in slender columns?

What is the minimum bar diameter for column ties in reinforced concrete columns?

What is the purpose of spiral reinforcement in columns?

Which beam type is most efficient for spanning long distances?

What is the primary structural function of a beam?

What is the minimum concrete cover for beam reinforcement exposed to weather per NSCP 2015?

What is the typical reinforcement layout for a one-way slab?

Which slab system is most economical for small residential buildings?

Which load is most critical in designing roof slabs in tropical climates?

What is the primary function of purlins in roof framing?

Which roof framing system is most vulnerable to lateral wind loads?

Which material is most commonly used for roof trusses in commercial buildings in the Philippines?

Which connection type is preferred for steel truss joints?

Which support system is most vulnerable to uplift during typhoons?

What is the minimum fire-resistance rating for interior partitions separating dwelling units?

Which wall failure mode is caused by inadequate lateral support at the top?

What is the minimum reinforcement spacing for vertical bars in CHB walls per NSCP 2015?

Which wall type is non-structural and used only for space division?

What is the effect of increasing wall height without increasing thickness or reinforcement?

What is the primary function of structural connectors in buildings?

Which welding type is commonly used for steel beam-column connections?

Which connector is used to transfer shear between slab and beam?

Which connector type is most suitable for timber-to-concrete connections?

What is the role of tie rods in roof trusses?

The primary advantage of steel over concrete in structural design is:

Which weld type is commonly used in beam-to-column flange connections?

What is the primary role of gusset plates in steel bracing systems?

What is the minimum fire-resistance rating for steel columns in Type IV construction per PD 1096?

Which steel member requires fireproofing in high-rise buildings per PD 1096?

Which component of concrete primarily governs its compressive strength?

Which admixture improves concrete workability without increasing water content?

What is the minimum curing period for structural concrete per NSCP 2015?

What is the minimum concrete cover for main reinforcement in footings in contact with soil?

Which test determines the workability of fresh concrete?

Which soil type requires the most extensive compaction before foundation work?

What is the recommended minimum width for construction access roads per DPWH standards?

Which equipment is most suitable for compacting granular soil in site preparation?

What is the primary purpose of silt fences during site development?

Which document must be secured before any site clearing or grading in the Philippines?

Which joint is most commonly used for connecting door jambs to wall framing?

What is the standard thickness of flush doors used in residential interiors?

What is the recommended nail size for securing 2” × 4” studs in wall framing?

Part 20 – Building Materials & Technology and about Carpentry & Joinery, Hardware. Which fastener is preferred for attaching plywood to metal studs?

Part 20 – Building Materials & Technology and about Carpentry & Joinery, Hardware. Which tool is used to check squareness in carpentry work?