Advanced Electrical/Mechanical Systems MCQs
Advanced Electrical/Mechanical Systems MCQs
These Advanced Electrical and Mechanical Systems multiple-choice questions and their answers will help you strengthen your grip on the subject of Electrical & Mechanical Systems. You can prepare for an upcoming exam or job interview with these Advanced Electrical/Mechanical Systems MCQs.
So scroll down and start answering.
1: What is the definition of Access Control?
A. A system that monitors the movement of people in a building
B. A system that controls who can enter or exit a building
C. The means of influencing and regulating the flow of persons through a door (entry and/or exit).
D. The security measure of a building
2: Which leaf is the one to which the lock is applied?
A. Inactive Leaf
B. Master Leaf
C. Active Leaf
D. Slave Leaf
3: What is an actuator?
A. The mechanism of the switch or switch enclosure that operates the contacts.
B. A person who operates a machine
C. An electrical or electronic device
D. A device that measures or controls
4: What is the full form of ANSI?
A. American National Standards Institute
B. American Normal Science Investigation
C. American Natural Science Investigation
D. American National Science Institute
5: What is the American National Standards Institute?
A. A federation of trade, technical, and professional organizations, government agencies.
B. The governing body for American national standards
C. A national trade organization for the United States
D. A professional organization for ballet dancers in the United States
6: What is one ampere/hour?
A. A measurement of a battery’s capacity
B. A measurement of time
C. A unit of measurement for electric current
D. A measure of power
7: What does A/H stand for?
A. Hour
B. Watt
C. Ampere
D. Ampere/Hour
8: What does "standby" mean in this context?
A. A means of automatically switching over to stored battery power during local primary power failure.
B. A device or system that is available to be used if needed
C. A section of a text or document that is marked or reserved for possible future use
D. A state in which a device or system is inactive but can be activated quickly
9: What does BHMA stand for?
A. British Homeopathic Medical Association
B. Builder’s Hardware Manufacturers Association
C. Bureau of Health Maintenance and Operations
D. Business and Humanitarian Missions Abroad
10: What is the trade association for North American manufacturers of commercial builders hardware?
A. National Hardware Association (NHA)
B. American Hardware Association (AHA)
C. Builder’s Hardware Manufacturers Association (BHMA)
D. North American Hardware Association (NAHA)
11: What is a block diagram?
A. A graphical representation of an algorithm
B. A drawing that shows the relationship of equipment in a system.
C. A software tool used for debugging purpose
D. A technique used in managing project changes
12: What is the projectable member of a lock or latch mechanism that engages the door frame and the strike called?
A. Bolt
B. Latch
C. Door Frame
D. Strike
13: What is the purpose of a Bolt Position Switch?
A. To retract the bolt
B. To monitor whether the locking bolt is in the locked (projected) or unlocked (retracted) position.
C. To turn the bolt
D. To project the bolt
14: What is the purpose of a code?
A. A document that provides comprehensive guidance on a specific topic
B. A body of law
C. A system of rules
D. A set of regulations
15: What is the purpose of a coordinator?
A. To make it easier to open doors
B. To provide extra security on doors
C. To allow doors to close automatically
D. To prevent the active leaf from closing before the inactive leaf closes.
16: What is a coordinator?
A. A device used to close both leaves of the door at the same time.
B. A device used to open both leaves of the door at the same time.
C. A device used to prevent the active leaf from closing before the inactive leaf closes.
D. A device used to automatically close the door after a certain amount of time.
17: What does a cam do?
A. A cam is a device used to measure the expansion of gases.
B. A cam is a device used to measure pressure.
C. A cam actuates a lock or latch mechanism.
D. A cam is a device used to measure the compressibility of solids.
18: What is the cam?
A. A small, meandering river
B. A rotating eccentric piece attached to the end of a cylinder plug to actuate a lock or latch mechanism.
C. The peak of a hill
D. A device used to take photographs
19: What does 'Case' refer to in the context of locks?
A. A set of keys
B. A type of lock
C. The study of locks and keys
D. A housing for a lock mechanism
20: What is a circuit?
A. A device used to create electricity
B. A device that measures electrical current
C. A device that controls the amount of electricity in a circuit
D. The path through which electrical energy flows
21: What is a deadbolt?
A. A bolt that cannot be forced back when locked
B. A bolt operated manually and not actuated by springs
C. A device used to hold a door open
D. A bolt operated by springs
22: What is a deadlatch?
A. A device used to measure speed
B. A type of bomb
C. A latch in which the latchbolt is positively held in the projected position by an auxiliary mechanism
D. A device used to measure altitude
23: What is the definition of delay?
A. Something that slows down the progress of something
B. To stop something from happening
C. To cause something to happen at a later time
D. A period of time before or during an event
24: What is the purpose of a dogging device?
A. To increase friction on the door
B. To fasten the cross bar in the fully depressed position
C. To allow the door to be opened from either side
D. To keep the latch bolt or bolts in a retraction position
25: What is a Door Closer?
A. A device that, where applied to a door and frame, causes an open door to open by mechanical force
B. A device that, where applied to a door and frame, causes an open door to close by manual force
C. A device that, where applied to a door and frame, causes an open door to close by mechanical force
D. A device that, where applied to a door and frame, causes an closed door to close by mechanical force
26: What is the definition of "Egress Side"?
A. A way to measure distance
B. The opposite of "Ingress."
C. The side of an opening from which traffic enters
D. The side of an opening from which traffic exits
27: What is the purpose of an egress side?
A. To allow light and air into a building
B. Traffic exits from the egress side
C. To provide an emergency exit
D. Traffic enters from the egress side
28: What does fail-safe configuration mean in the context of an electric strike?
A. Intermittently unlocked regardless of the application of power
B. Normally locked when power is applied and unlocked when power is interrupted
C. Unlocked when power is applied and locked when power is interrupted
D. Locked when power is applied and unlocked when power is interrupted
29: What is an electric strike?
A. A device that uses electrical power to unlock a door
B. A device that uses electrical power to lock a door
C. An electro-mechanical door locking device that will unlock the door when electrical power is applied to it
D. A device that is powered by electricity
30: What is an electromagnet?
A. A coil of wire that produces a strong magnetic field when current is sent through the coil
B. A device used to convert between AC and DC current
C. A tool used to measure electric current
D. A device used to generate electricity
31: What is EMF?
A. The force that opposes the flow of electrons in a conductor.
B. The force between two magnets.
C. The force that drives electrons around a circuit.
D. Pressure or voltage; the force that causes current to flow in a circuit.
32: What is an emergency release?
A. A way to release bolt manually
B. A type of override
C. A means of overriding a lock and retracting the bolt in an emergency.
D. A device that is only used in extreme emergencies
33: What does "Fail Safe" mean?
A. Lock or locking device that remains unlocked on loss of power.
B. Device that remains locked on loss of power.
C. Device that becomes unlocked on loss of power.
D. Lock or locking device that becomes unlocked on loss of power.
34: What does "Fail Secure" mean?
A. Lock or locking device that remains locked on loss of power.
B. Lock or locking device that unlocks on loss of power.
C. A plan to improve security
D. A type of encryption
35: What is Fail Secure also known as?
A. Fail Safe (FS)
B. Non-Fail Safe (FS)
C. Fail Secure (FS)
D. Non-Fail Safe (NFS)
36: What is the main purpose of Finish Hardware?
A. To save money on hardware for a room or building
B. To provide functional hardware for a room or building
C. To provide support for a room or building
D. To provide a finished appearance to a room or building
37: What is the purpose of a fire door assembly?
A. To provide access to the building
B. To provide a way to extinguish a fire
C. To provide ventilation
D. To provide a specific degree of fire protection to the opening
38: What is the main use of fire exit hardware?
A. To provide safe egress of persons in the event of a fire
B. To provide a way to lock fire doors
C. To provide a way to open fire doors
D. To provide a way to close fire doors
39: What is the purpose of fire exit hardware?
A. To prevent fire from spreading
B. To put out fires
C. To provide a way to get in and out of a building in the event of a fire
D. To facilitate safe egress of persons in the event of a fire
40: What is the purpose of an electrical ground?
A. To make an electrical circuit.
B. To provide a conducting connection between an electrical circuit and the earth.
C. To serve as a complete electrical circuit.
D. To serve as an electrical ground
41: What does "Ground" refer to in the context of electrical circuits?
A. The portion of a circuit that is connected to a buried metallic object.
B. The area around the base of a structure
C. The first wire in an electrical circuit
D. The return path for current in an electrical circuit
42: What does "L" in LHR (Left Hand Reverse) stand for?
A. Left-side Hinge
B. Leaf
C. Left Hand
D. Leading
43: What does hard-wired refer to?
A. Connections that only work with a specific type of phone
B. Connections made without a phone line
C. Groups of connections that require the use of wire conductors.
D. Wireless groups of connections
44: What does the term "Hard-Wired" refer to?
A. A type of computer memory
B. Connections that require the use of wire conductors.
C. When a machine is turned off
D. Groups of people that are similar in thought
45: What is a heat sink?
A. A device used to transfer heat to the surrounding air, liquid, or larger mass
B. A device used to conduct electricity
C. A device used to measure temperature
D. A device used to create heat
46: What is a heat sink used for?
A. To dissipate heat
B. To transfer heat to a specific area
C. To create a rise in temperature
D. To transfer a rise in temperature
47: What does Hz stand for?
A. High-frequency
B. Hertz
C. Hydroelectricity
D. Hectometer
48: What is the international unit of frequency equal to one cycle per second?
A. Hz
B. KHz
C. GHZ
D. MHz
49: What does HES stand for?
A. High-Efficiency Switching
B. Manufacturer of the best electro-mechanical access control devices in the world!
C. Hydroelectricity Society
D. Home Energy Systems
50: What is impedance?
A. The force that slows down the movement of electrons
B. The opposition in an electrical circuit to the flow of an alternating current (AC).
C. The ability to pass an electric current through a material
D. The measure of how forcefully electrons are pushed through a conductor
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