BUILDING AUTOMATION QUALIFICATION
EXAM LATEST 2026 VERSION WITH 100
QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) |ALREADY
GRADED A+||BRAND NEW VERSION!!
1. The primary function of a Building Automation System (BAS) is to:
A. Provide manual control of building mechanical equipment
B. Optimize building system performance and energy use A BAS automates
and coordinates building systems for efficiency, comfort, and safety.
C. Store building blueprints
D. Control only lighting systems
2. Which communication protocol is most commonly used in BAS?
A. USB
B. Ethernet only
C. BACnet BACnet is a widely used open protocol designed for building
automation interoperability.
D. HDMI
3. A zone temperature sensor typically measures:
A. Humidity only
B. Space temperature It provides local room temperature feedback for
HVAC control.
C. Outdoor air quality
D. Fan speed
4. The actuator in a control loop is responsible for:
A. Monitoring room temperature
B. Adjusting controlled equipment position/output Actuators physically
move valves, dampers, or components based on controller commands.
, C. Providing supply air
D. Scheduling HVAC operations
5. PID stands for:
A. Performance Indicator Device
B. Pressure Index Demand
C. Proportional-Integral-Derivative PID is an advanced control algorithm
used for precise regulation.
D. Passive Input Device
6. A VAV system primarily controls:
A. Water flow in hydronic systems
B. Airflow to zones Variable Air Volume units adjust supply air volume to
maintain comfort.
C. Electricity usage
D. Fire suppression
7. The device that converts analog signals to digital data is a:
A. Motor starter
B. ADC (Analog-to-Digital Converter) Used for processing sensor inputs by
controllers.
C. Transformer
D. Relay
8. A typical BAS network backbone uses:
A. Coaxial TV cable
B. Telephone cable only
C. Ethernet-based infrastructure Ethernet is standard for BAS supervisory
controllers and server communication.
D. Speaker wiring
9. “Setpoint” refers to:
A. The measured actual value
B. The desired control value The control system tries to maintain the
process at the setpoint.
, C. Maximum equipment capacity
D. Outdoor temperature
10.A failsafe mode in BAS is used:
A. To hide alarms
B. To maintain safe operation when communications fail Controllers revert
equipment to safe states when faults occur.
C. To increase building pressure
D. To disable ventilation
11.An end device in BAS typically includes:
A. Management servers
B. Switches
C. Sensors and actuators End devices directly interact with the physical
environment.
D. Media converters
12.A thermostat that uses only ON/OFF control is using:
A. PID control
B. Proportional control
C. Two-position control Simple binary control without modulation.
D. Floating control
13.Demand control ventilation (DCV) adjusts ventilation based on:
A. Time of day only
B. Occupancy or CO₂ levels Ensures fresh air is supplied only when needed.
C. Outdoor temperature
D. Equipment age
14.A command priority resolution feature is used in BAS to:
A. Speed up alarms
B. Decide which command is followed when multiple commands conflict
Higher priority commands override lower ones.
C. Increase network traffic
D. Disable overrides
EXAM LATEST 2026 VERSION WITH 100
QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) |ALREADY
GRADED A+||BRAND NEW VERSION!!
1. The primary function of a Building Automation System (BAS) is to:
A. Provide manual control of building mechanical equipment
B. Optimize building system performance and energy use A BAS automates
and coordinates building systems for efficiency, comfort, and safety.
C. Store building blueprints
D. Control only lighting systems
2. Which communication protocol is most commonly used in BAS?
A. USB
B. Ethernet only
C. BACnet BACnet is a widely used open protocol designed for building
automation interoperability.
D. HDMI
3. A zone temperature sensor typically measures:
A. Humidity only
B. Space temperature It provides local room temperature feedback for
HVAC control.
C. Outdoor air quality
D. Fan speed
4. The actuator in a control loop is responsible for:
A. Monitoring room temperature
B. Adjusting controlled equipment position/output Actuators physically
move valves, dampers, or components based on controller commands.
, C. Providing supply air
D. Scheduling HVAC operations
5. PID stands for:
A. Performance Indicator Device
B. Pressure Index Demand
C. Proportional-Integral-Derivative PID is an advanced control algorithm
used for precise regulation.
D. Passive Input Device
6. A VAV system primarily controls:
A. Water flow in hydronic systems
B. Airflow to zones Variable Air Volume units adjust supply air volume to
maintain comfort.
C. Electricity usage
D. Fire suppression
7. The device that converts analog signals to digital data is a:
A. Motor starter
B. ADC (Analog-to-Digital Converter) Used for processing sensor inputs by
controllers.
C. Transformer
D. Relay
8. A typical BAS network backbone uses:
A. Coaxial TV cable
B. Telephone cable only
C. Ethernet-based infrastructure Ethernet is standard for BAS supervisory
controllers and server communication.
D. Speaker wiring
9. “Setpoint” refers to:
A. The measured actual value
B. The desired control value The control system tries to maintain the
process at the setpoint.
, C. Maximum equipment capacity
D. Outdoor temperature
10.A failsafe mode in BAS is used:
A. To hide alarms
B. To maintain safe operation when communications fail Controllers revert
equipment to safe states when faults occur.
C. To increase building pressure
D. To disable ventilation
11.An end device in BAS typically includes:
A. Management servers
B. Switches
C. Sensors and actuators End devices directly interact with the physical
environment.
D. Media converters
12.A thermostat that uses only ON/OFF control is using:
A. PID control
B. Proportional control
C. Two-position control Simple binary control without modulation.
D. Floating control
13.Demand control ventilation (DCV) adjusts ventilation based on:
A. Time of day only
B. Occupancy or CO₂ levels Ensures fresh air is supplied only when needed.
C. Outdoor temperature
D. Equipment age
14.A command priority resolution feature is used in BAS to:
A. Speed up alarms
B. Decide which command is followed when multiple commands conflict
Higher priority commands override lower ones.
C. Increase network traffic
D. Disable overrides
