Building Automation Level II Practice Exam

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• Which damper arrangement promotes mixing by keeping the outside air velocity high as it enters the air handling unit?
• If there are no more calls at all, what does the elevator do?
• What type of DVR can provide recording capabilities for 4 to 16 cameras?
• What is the purpose of sensors (switches) in barrier devices?
• CCTV systems are used primarily for which applications?
• Which device is typically used to manually trigger a fire alarm?
• Which of the following is not a type of fire suppression agent?
• Which access control function will not allow entry into a secure area until there has been a valid read into the area by a supervisor?
• Which of the following best describes the role of a door position switch?
• The volume of water that passes a point during a specific time interval is?
• A ? video signal is an analog video signal encoded with all of the component parts of a video signal.
• Which type of CCTV installations are designed to be hidden from view?
• Which of the following is not a common plumbing appliance?
• Which method is the most common for humidification and injects steam into the air flowing through the supply air duct?
• Which safety mechanism activates the emergency brakes on an elevator?
• What elevator system mode releases the elevator from control by the central controller?
• Which statement about the interaction between Phase one mode and Phase two mode is accurate?
• Failure of a device to respond to a polling request or to send an expected update due to an open circuit or ground fault results in which type of signal?
• In HVAC, the primary function of a damper is to regulate what?
• Which zone type is explicitly described as not being a common zone type?
• A(n) ? is a video storage device that records information on digital memory disks.
• Covert CCTV installations rely in part on the deterrent effect of highly visible CCTV cameras. Overt CCTV installations, however, hide the existence of the surveillance system.
• The device that houses immersion temperature sensors in water measurement applications is called?
• What is the elevator mode that is required by fire code and mandates a recall function?
• Which of the following statements is true regarding override capabilities of Phase one and Phase two modes with respect to the shunt trip?
• Full-way valves are also called throttling valves.
• When long conductors are connected with sensor electronics, which type of sensor is affected by the added resistance?
• What type of switch indicates a fully actuated damper position?
• What are the two main types of fan design?
• Which instrument is used to measure the amount of moisture in the air?
• Which items are used to control and energize plumbing appliances?
• Which elevator is reserved exclusively for building service personnel?
• Some dampers are used exclusively by the fire alarm system during a building fire to help control the spread of fires and smoke or purge smoke outside the building. True or False?
• A thermostatic mixing valve (TMV) is a valve that mixes hot and cold water in proportion to achieve a desired temperature. Which option correctly identifies this device?
• Which of the following is not a common zone type used in security systems?
• A water distribution pipe that routes the water supply horizontally to fixtures or other pipes at the same approximate level is called a ?
• Regulations may require fail-safe locks on certain doors to permit egress. True or False?
• Which statement best describes passive fire protection?
• What is the most widely used type of pump in HVAC systems?
• Which device is primarily used to control temperature in a building or zone?
• Which mode places all available elevators at the building entry floor in anticipation of many upward traveling passengers?
• What device is used to lift wastewater to a sewer that is at a higher elevation than the lowest part of the building drain?
• Some water-based fire suppression systems include ? because of uncertain reliability of the municipal water supply.
• Which of the following is not a common fire alarm initiating device used to initiate an alarm condition?
• Which protection monitors one particular object?
• Which of the following is not a plumbing system control device?
• In the sequential algorithm, what happens after there are no more calls in the current direction?
• What type of sensor is used to measure the amount of moisture in the air?
• What term is used to measure modem speed?
• Which camera technology stands for PTZ?
• Which elevator type is designed to minimize space and eliminate a dedicated machine room?
• What does the acronym VFD stand for in HVAC controls?
• Which of the following is not a type of security system protection?
• Sound masking in environments is described as which of the following effects?
• Which device monitors circuits for signals and faults, monitors their power supply, and controls fire safety functions?
• Which of the following types of structures are typically required to have a suppression system?
• What type of signal can remotely control automated building systems, such as security and CCTV systems, over dial-up lines?
• Which term describes the amount of water passing a point at a particular moment?
• In a fire alarm system using signaling line circuits, the fire alarm control panel may which of the following to determine device status?
• Which of the following is NOT an abnormal environmental condition that can be monitored by a security system?
• Most hygrometers measure which of the following?
• Which type of security system circuit uses devices that are all normally open when there is no abnormal condition present?
• A zone type that is always active and initiates a trouble signal is called what?
• What basic types of water flow switches are used in fire protection systems?
• A preaction system is a type of dry-pipe sprinkler requiring the preceding activation of an automatic detector before the preaction water valve will allow water to flow into the pipes. Which statement is correct?
• What type of device is used to indicate the pressure of a fluid and has a numeric scale?
• What are valves used for?
• What type of signal indicates an abnormal condition in a fire suppression system?
• The measurement used to compare air pressure between two points within a duct is called which?
• Which elevator is typically accessed with a key or an access card?
• The term that identifies the set of fittings installed on a fixture to regulate water entering and leaving is called?
• Temperature is one of the most important characteristics of the water supply to building fixtures. Which statement best reflects this?
• Source control is a primary method used to improve indoor air quality by which of the following actions?
• To trigger real-time recording for an alarm event, which input on a DVR is used?
• Where is the machine room typically located for a traction elevator?
• Which PBX function is described as mapping a dialed number to a physical extension and ensuring the called line is not busy?
• VoIP is not becoming popular because it costs significantly more to offer many traditional telephone services with a VoIP system.
• In a fluid-control system, valves serve primarily to regulate which aspects?
• The volume of water passing a point at a particular moment is called?
• Which supervisory circuit can distinguish an open from an alarm condition in a closed loop circuit?
• Which of the following is true about remotely controlling building systems over dial-up lines?
• In the event of fire danger on the recall floor, what is the elevator's immediate action?
• Differential pressure is often used to monitor which condition in HVAC systems?
• Differential pressure switches are often used across which component to indicate impeded airflow?
• A conveying system is a system for transporting people and/or materials between points in a building or structure. These conveying systems operate which direction?
• The most common power transfer devices are what?
• A magnetic contact that indicates an abnormal condition for a door or barrier is typically known as what?
• Which statement correctly describes a riser in a piping system?
• In a hydraulic elevator, the descent is controlled by which fluid?
• Which is one of the most important characteristics of the water supply to building fixtures?
• Cross zoning is designed to reduce false alarms by requiring what?
• Where is an end-of-line resistor typically installed in an initiating-device circuit?
• Which of the following would be a reason to place an elevator in a special operating mode?
• What are lines painted on escalator steps to make the edge more visible?
• Which device is commonly used to indicate flow-related activation of a system component (such as a pump) based on flow through the pipe?
• Pressure switches cause supervisory signals for air pressure deviations greater than what value?
• The supervisory system is most commonly used in environments such as hospitals and airports. Which environmental context best fits this?
• What type of valve is designed to control the water flow rate by partially opening or closing?
• The disadvantages of electric heating systems include the high cost of electricity and precautions to ensure heating elements and the building are not damaged due to excessive heat. True or False?
• What is the term for the network that carries signals from initiating devices to the fire alarm control panel in some systems?
• Which device traps a fixed volume of fluid to produce a pulse of flow?
• Access control systems are commonly used in parking ramps.
• Which feature allows the system to be subdivided into two or more separate systems using the same control panel and control devices?
• In VoIP deployment, the primary advantage comes from using existing data networks to carry voice traffic, resulting in cost savings.
• Which mode allows an elevator to operate independently from the central controller?
• Servomotors used for CCTV lens control can be driven by electronic control signals.
• Which statement correctly describes a branch in a piping system?
• What type of signal is generated by a fire alarm system?
• Which function keeps a door unlocked for a preset duration after authentication?
• Can other building systems be used to control an elevator?
• Signal-activated fire suppression systems require which of the following to release the suppression agent?
• Which sensor is designed to measure weight load over a defined area?
• The maximum number of pixels that can be displayed on a screen is referred to as what?
• Vane-type water flow switches can be used in dry sprinkler pipes.
• PTZ controllers can be programmed to sweep the camera over a wide area when not being actively controlled. True or False?
• What type of DVR can simultaneously display, play, pause, fast forward, or rewind any video information without interrupting the current recording?
• What elevator mode is used for elevator maintenance?
• What action does the elevator controller take when there is a substantial change in load?
• What type of pump creates flow by trapping a certain amount of water and then forcing that water through a discharge outlet?
• Which signal is typically used to indicate a supervisory condition of a device in the fire alarm system?
• What type of security system sensing device measures a weight load over a specific area?
• Which elevator is typically accessed with a key or access card?
• Which of the following is not a common device used as a request-to-exit device?
• Which of the following is not a main component of a fire alarm system?
• Which characteristic is not commonly measured and controlled in a plumbing system?
• Systems that use either hot or chilled water require which components to circulate and control the water?
• What type of valve is designed to control water-flow rate by partially opening or closing?
• Which mode stations all available cars on a designated building floor in anticipation of many downward traveling passengers?
• It is important to shut down the HVAC system because the movement of air will both feed the fire and spread smoke throughout the building.
• Geared traction elevators use a worm and worm gear type reduction unit to allow precise control of position. Which option best describes this component?
• How are plumbing appliances controlled and/or energized?
• To guard a specific room or doorway within a facility, which protection type is appropriate?
• Which option is not a typical category of security system protection?
• What method is used to measure modem speed?
• Codes for higher security levels allow a user to?
• Which component of an air conditioning system is associated with rejecting heat to the outside environment?
• What is the most common type of controller used for fan motors in new installations?
• What is a closed metal container that heats water to produce steam or hot water called?
• What is the main purpose of an access control system?
• Which description best characterizes access control?
• In a distributed processing system, which device makes the intelligent decisions?
• What elevator function shuts down an elevator before sprinkler water can render safety features such as braking systems useless?
• Which scenario would cause the elevator to move to a predetermined alternate floor?
• What does % rh stand for in humidity measurements?
• A water distribution pipe that routes the water supply vertically one full story or more is called a ?
• What type of security system sensing device detects sound frequencies?
• To monitor a single critical asset, such as a server room door, which protection type should be used?
• Phase two mode can override the shunt trip function.
• Digital cameras offer better image quality than analog cameras because digital cameras have a higher ? and offer other features that are not possible with analog cameras.
• Which devices are used for humidification in commercial buildings?
• What type of problem can prevent adequate fire suppression system operation?
• Which scenario best summarizes the interactions among fire danger recall behavior, manual operation mode, and shunt trip safety?
• What safety feature on the elevator could sprinkler water compromise if not prevented by the shunt trip?
• Which of the following is a primary function of a fire alarm system's notification capability?
• In barrier devices, which component is the actual lock activated electronically?
• Which term describes the use of electronics and computer systems to make control decisions?
• Which device is typically used to indicate the operation of pumps or valves in plumbing systems?
• What action does the elevator take when there is a fire danger on a designated recall floor?
• Water flow can be measured as a ?
• What credential technology requires a combination of two or more credentials in a single unit?
• In access control, a time zone is defined as what?
• Which element should be present on a barrier device to verify door closure status?
• What is used to reduce the amount of energy needed to raise and lower an elevator?
• Which elements are typically found on or as part of a barrier device?
• Which device would you select to improve pressure at fixtures when the main supply lacks sufficient pressure?
• How should the blades of the outside air damper and return air damper be arranged to thoroughly mix the air?
• What type of device is used to increase water pressure while water is flowing in the fixtures?
• Which component in elevator systems helps reduce the energy required to raise and lower the car?
• The signal gradually degrades until it is no longer useful. The limits depend on which factor?
• What type of signal indicates a wiring or power problem that could disable part or all of the fire alarm system?
• Which statement about CCTV lens control in automated systems is true?
• Which biometric technology is not commonly used for access control systems?
• Which device measures the flow rate and/or total flow of fluid flowing through a pipe?
• Which of the following is not a common component of a sophisticated multi-camera CCTV system?
• What is the point of integration for the fire alarm system and other building systems?
• In the sequential algorithm, how are remaining calls in the current travel direction treated?
• What is the purpose of the elevator shutdown (shunt trip) function?
• A(n) ? is a device that facilitates communication between a person and the security system for the purpose of sharing information or controlling the system.
• What are the fittings that regulate the flow of water within a piping system?
• A security system control panel receives input information from ? .
• Which statement correctly distinguishes active versus passive fire protection?
• Which term is defined as proving a user's identity before granting access?
• Some DVRs allow remote viewing via a network connection using a web browser. True or False?
• Which parameter does the elevator controller monitor to adjust the car's movement?
• Which type of security system circuit uses devices that are all normally closed when there is no abnormal condition present?
• Which of the following sequences correctly orders the steps for the single-elevator algorithm to minimize wait times?
• In a central database system, which component makes all intelligent decisions for the entire system?
• What term describes the maximum pixel count that a display can show, affecting image clarity?
• A security system is managed by a(n) ? that interfaces with all other security devices and, as necessary, other building systems.
• A supervisory system is generally limited to high-security buildings and continuously occupied facilities, such as hospitals, universities, airports, and industrial plants. Which term best describes this type of system?
• How many configurations are there for an electric strike?
• Which of the following is NOT a temperature-sensing element that outputs an electrical signal?
• Passive fire protection relies on building materials to resist fire. Active fire protection is a purposeful response to reduce or extinguish the fire. Which statement is correct?
• Which device is typically used to humidify air by injecting steam into the airflow in the supply duct?
• Which of the following is not an example of full-way valve design?
• What type of device modulates (changes) an analog carrier signal into digital information for transmission over a medium?
• Initiating devices can produce which type of signals, depending on the device and wiring?
• Which of the following is a common keypad display type used in security systems?
• What is needed on a DVR to trigger real-time recording of an alarming camera?
• Which type protection monitors only one defined location?
• Which component most directly interfaces with all security devices and building systems?
• Which security system does not require full-time surveillance or off-premise wiring?
• Which detector is most commonly used in general building applications for smoke detection?
• Which type of CCTV installations are designed to be highly visible to deter potential criminals?
• Which process involves identifying a person and verifying his or her credentials?
• What feature allows two-way communication between a central station and the facility where the security system is installed?
• Which term describes a device that enables communication between a person and the security system for information sharing or control?
• Voice verification on a security panel is primarily used to enable what?
• Which circuit configuration is commonly used to supervise a closed loop circuit?
• Which statement is true about Phase two mode and the shunt trip function?
• The security control panel receives input information from which source?
• The most common power transfer devices for doors are what?
• Full-way valves are also called shutoff valves.
• Which access control function keeps a door unlocked for a certain amount of time after a valid authentication?
• Which of the following statements about digital cameras is true?
• Which device measures the velocity of the air in a duct system?
• Which instrument would you use to monitor temperature within a building or building zone?
• What security control panel feature requires two predetermined zones to trip before an alarm signal is transmitted?
• Most automated CCTV systems adjust lens exposure and focus with servomotors, which can accept electronic control signals.
• Which of the following is NOT one of the primary methods used to improve indoor air quality?
• Which type of protection monitors entry or exit points in a secure area?
• Which detector is used to identify glass break events by monitoring sound frequencies?
• What type of camera can be remotely controlled to change its field-of-view?
• Neither Phase one nor Phase two modes can override which function?
• Which statement best describes emergency egress control in access systems?
• Which term describes proactive measures to detect, control, or extinguish a fire?
• Which device is not commonly used to control temperature within a building or building zone?
• Which device automatically authorizes an exit from a secure area without requiring credentials or triggering an alarm?
• Which term describes the amount of water passing a point during a defined time interval?
• Which type of fire alarm signal indicates a fault in the system?
• Which of the following is not a major type of digital monitor?
• A thermowell is a watertight and thermally conductive casing for immersion temperature sensors that mounts the sensing element inside the pipe, vessel, or fixture containing the water to be measured.
• An end-of-line resistor (EOL) is installed at the far end of an initiating-device circuit (IDC) for the purpose of?
• An access control system must release all door locks for emergency egress upon receiving which signal?
• A(n) ? system provides security for persons and property by restricting access to a building or specific area through barriers such as locked doors or fences.
• Which water flow switch cannot be used in dry sprinkler pipes?
• Which component is protected by the shunt trip mechanism as described?
• What type of barrier is designed to hold a person in a small area until the door they entered through is secured?
• What is used to control the descent of a hydraulic elevator?
• A closed valve in suppression agent piping is a serious impairment to the fire suppression system. Therefore, valve positions are monitored by a ? to ensure that they remain open at all times.
• The set of water supply and drainage fittings installed on a fixture or appliance to control the water flowing into a fixture and the wastewater flowing from the fixture to the sanitary drainage system is called what?
• Which occupancy type is commonly required to have a suppression system by building codes?
• The security system control panel is programmed with instructions for various scenarios and makes decisions based on the status of the system and field devices.
• Which device provides flow rate measurement and total volume information?
• The ? video signal must be converted to a digital signal before an analog video signal can be recorded by a DVR.
• Which statement best describes how the control panel uses sensor information to operate the security system?
• Which of the following is a function of access control software?
• What is a plumbing fixture's water supply fixture unit based on?
• In fire protection terminology, the device that monitors valve positions to ensure they stay open is called a ?.
• Which video signal type must be digitized before recording by a DVR?
• A DVR that is capable of handling multiple cameras is commonly described as which type?
• Which item is typically included in information about a cardholder?
• Which term describes a device that heats water to produce steam or hot water in heating systems?
• Which elevator mode allows emergency personnel to manually operate an elevator that is currently in Phase one mode?
• What are the two main functions of a PBX system?
• Which part of cardholder information defines which areas are accessible?
• Which is a common application for intermittently operated pumps?
• A machine room-less elevator is a traction system using special materials and improved electric motors that require little space, eliminating the need for the machine room. Which option matches this description?
• What type of networks does a VoIP system take advantage of?
• What is the most common type of smoke detector?
• What are the two main parts of an air conditioner?
• How are valves and dampers commonly controlled?
• What type of heat pump uses the ground below the frost line as the heat source and heat sink?
• Which type of elevator typically requires a machine room for its drive equipment?
• Most escalators operate at approximately how many steps per minute?
• Which DVR type allows remote viewing while recording continues?
• Which type of elevator is specifically intended to service a single floor or a specific group of floors?
• Which statement best describes Phase two mode in relation to emergency operation?
• Why might a water-based fire suppression system include water reservoirs?