Door and Window Construction Quiz

What is the recommended door opening size for accessibility (people with disabilities) for a single-leaf door set?

• 762mm × 1981mm

• 1000mm × 2100mm

• 1800mm × 2100mm

• 900mm × 2000mm

In battened and ledged doors, what is the typical thickness of wooden battens?

• 15mm

• 20mm

• 25mm

• 30mm

Which functional requirement ensures doors can withstand slamming, impact, and torsion?

• Dimensional stability

• Strength, stability and durability

• Weather resistance

• Fire safety

What is the primary purpose of braces in battened, ledged and braced doors?

• Aesthetic enhancement

• To strengthen the door and prevent sagging

• To improve ventilation

• To reduce weight

How should braces be positioned in battened, ledged and braced doors?

• Slope downward from hinge edge

• Slope upward from hinge edge

• Placed horizontally

• Placed vertically

What is the minimum fire resistance period typically required for doors in compartment walls?

• 10 minutes

• 20 minutes

• 30 minutes

• 60 minutes

In framed and paneled doors, what are the vertical members called?

• Rails

• Stiles

• Panels

• Mullions

Which type of door is most suitable for public buildings requiring continuous use?

• Flush doors

• Swing doors

• Revolving doors

• Sliding doors

What type of doors are preferred when both privacy and ventilation are required?

• Flush doors

• Louvered doors

• Paneled doors

• Glazed doors

What joint is used to connect frame members in timber door frames?

• Butt joint

• Mortice and tenon joint

• Lap joint

• Dovetail joint