#1
Which technology is commonly used for contactless payments in transportation systems?
NFC
ExplanationNFC enables secure and convenient contactless payments using smartphones or cards.
#2
What does GPS stand for in the context of transportation technology?
Global Positioning System
ExplanationGPS provides location and time information in all weather conditions, anywhere on Earth.
#3
What is the purpose of an anti-lock braking system (ABS) in vehicles?
Prevent skidding during braking
ExplanationABS prevents wheels from locking up during braking, maintaining traction and steering control to avoid skidding and accidents.
#4
Which technology is commonly used for electronic toll collection on highways?
RFID
ExplanationRFID tags attached to vehicles are scanned by toll booths, enabling automatic and efficient toll collection without the need for physical payment.
#5
Which electric vehicle manufacturer is known for its Autopilot feature?
Tesla
ExplanationTesla's Autopilot offers advanced driver-assistance capabilities, including lane centering and traffic-aware cruise control.
#6
What is V2V communication in the context of transportation technology?
Vehicle-to-Vehicle
ExplanationV2V enables vehicles to communicate with each other to enhance safety and efficiency on the road.
#7
Which technology is commonly used for high-speed magnetic levitation trains?
Maglev
ExplanationMaglev trains use magnetic levitation to move without touching the track, resulting in high speeds and smooth rides.
#8
What is the primary purpose of ELD (Electronic Logging Device) in the trucking industry?
Electronic Logging Device
ExplanationELDs track a driver's hours of service to ensure compliance with regulations and improve safety.
#9
What is the purpose of regenerative braking in electric vehicles?
Recover energy during braking
ExplanationRegenerative braking captures kinetic energy during braking and converts it into electrical energy, increasing vehicle efficiency and range.
#10
In aviation, what does UAV stand for?
Unmanned Aerial Vehicle
ExplanationUAVs are aircraft controlled without a human pilot aboard, commonly used for reconnaissance and surveillance.
#11
Which communication protocol is commonly used in vehicle diagnostics?
OBD-II
ExplanationOBD-II provides access to diagnostic information from a vehicle's engine control unit, aiding in vehicle maintenance and repair.
#12
What is the primary purpose of a black box in aviation?
Record flight data and cockpit audio
ExplanationBlack boxes store crucial flight data and cockpit audio to aid investigations in the event of accidents or incidents.
#13
Which technology is used for traffic signal control systems to optimize traffic flow?
SCATS (Sydney Coordinated Adaptive Traffic System)
ExplanationSCATS dynamically adjusts traffic signal timings based on real-time traffic conditions to reduce congestion and improve traffic flow.
#14
What is the primary purpose of AIS (Automatic Identification System) in maritime transportation?
Automatic Identification System
ExplanationAIS enhances maritime safety and efficiency by providing real-time vessel tracking and collision avoidance information.