Engineer's IQ Challenge : Online Quiz

Which one is not a type of foundation?

• Isolated footing

• Concrete beam

• Raft foundation

• Pile foundation

What is the unit of concrete strength?

• kg

• m²

• N/mm²

• N/m²

A parking structure's tendons failed after 15 years. What's the most likely corrosion protection flaw?

• Poor concrete cover leading to carbonation and surface cracking

• Grout voids in ducts allowing chloride ingress

• Lack of protective epoxy coating on tendon surface

• Excessive structure loading from unexpected traffic patterns

Which type of cement is most commonly used in general construction specifically in Malaysia ?

• Quick-setting cement

• Sulphate-resistant cement

• Ordinary Portland Cement (OPC)

• Blast furnace slag cement

To protect Penang's coastline from 100-year storm surges while maintaining beaches, what's the optimal solution?

• Concrete seawall with wave-return curvature and reinforced toe

• Hybrid breakwater with beach nourishment

• Mangrove planting with sediment fencing to encourage deposition

• Offshore artificial reefs made of concrete modules for wave energy dissipation

The slump test is used to measure what property of concrete?

• Strength

• Durability

• Workability

• Permeability

To implement adaptive traffic management on PLUS Highway, which sensor network is most comprehensive?

• CCTV cameras with number plate recognition and motion tracking

• Combined LiDAR, thermal imaging, and inductive loops

• Radar-based speed detectors with overhead gantry integration

• Bluetooth and Wi-Fi tracking sensors for vehicle re-identification

What is the standard curing time for concrete?

• 3 days

• 7 days

• 28 days

• 45 days

A 30-year-old hospital in Sabah needs seismic upgrading. Which method provides the best performance-cost balance?

• Adding steel cross-bracing at every alternate bay of the structure

• Base isolation with LRB bearings

• Jacketing all primary columns using FRP composites and concrete encasement

• Installing viscous dampers at the roof and foundation levels only

Which surveying instrument is used to measure horizontal and vertical angles?

• Theodolite

• Leveling staff

• Compass

• Dumpy level