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100+ Free ALOA ICPL Practice Questions

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When sizing a 12 VDC linear power supply for two mag-locks rated 550 mA each plus one electric strike at 250 mA, the minimum total current capacity should be at least:

A
B
C
D
to track

Sample ALOA ICPL Practice Questions

Try these sample questions to test your ALOA ICPL exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1On a fail-safe electrified mortise lock, what happens to the outside lever when power is lost?
A.It becomes unlocked, allowing free entry
B.It remains locked, requiring a key
C.It deadlocks and cannot be operated even with a key
D.It triggers an alarm but stays locked
Explanation: Fail-safe (also called fail-unlocked) hardware unlocks when power is removed. It is selected on stair-tower and other paths where life-safety codes require free egress and re-entry during a power loss or fire alarm.
2Which credential technology uses 125 kHz low-frequency RFID and is widely considered the easiest to clone?
A.HID Prox (125 kHz)
B.iCLASS Seos
C.MIFARE DESFire EV3
D.HID Signo with SIO
Explanation: 125 kHz proximity cards such as HID Prox transmit a fixed facility code and card number with no cryptographic challenge. Inexpensive handheld cloners can capture and replay the credential, which is why institutional sites now migrate to encrypted 13.56 MHz credentials like Seos or DESFire EV3.
3An institutional door uses an electric strike with a 12 VDC continuous-duty coil. What is the most common reason a properly wired strike chatters or buzzes loudly when energized?
A.AC voltage applied to a DC-only coil
B.Strike installed upside down
C.Hinge backset out of tolerance
D.Latch bolt too long for the keeper
Explanation: Continuous-duty electric strikes are typically DC. Applying AC to a DC coil causes the plunger to vibrate at line frequency, producing the characteristic buzz. AC-rated strikes use a shading coil to suppress this. Always verify the strike's voltage and AC/DC rating against the power supply.
4Which NFPA 101 provision requires that an electromagnetic lock release upon activation of the building fire alarm?
A.Delayed-egress and access-control locking systems must unlock on fire alarm activation
B.Mag-locks may stay locked if a guard is present
C.Mag-locks must hold for at least 30 minutes after alarm
D.Mag-locks are exempt from fire alarm interlock
Explanation: NFPA 101 Sections 7.2.1.6 (delayed-egress) and 7.2.1.6.2 (access-controlled egress) require that any electromagnetic lock release immediately upon fire alarm or sprinkler activation, loss of power to the lock, or activation of the manual release device.
5On an access-controlled egress door using a mag-lock, the request-to-exit (REX) sensor most commonly used is a:
A.Passive infrared motion detector aimed at the secure side
B.Capacitive touch sensor on the strike
C.Vibration sensor on the door
D.Pressure mat in the corridor
Explanation: Access-controlled egress doors (NFPA 101 7.2.1.6.2) commonly use a ceiling- or frame-mounted PIR REX aimed at the secure side. Detection of a person approaching releases the mag-lock independently of the access-control reader, satisfying the free-egress requirement.
6A delayed-egress lock under NFPA 101 must release after how many seconds of continuous applied pressure?
A.15 seconds (30 seconds where approved)
B.5 seconds
C.60 seconds
D.Immediately
Explanation: NFPA 101 7.2.1.6.1 limits delayed-egress to 15 seconds of applied force not exceeding 15 lbf. The AHJ may permit up to 30 seconds in healthcare or detention occupancies. After timeout, the door must unlock and remain unlocked until manually reset.
7Which Wiegand-format field length is most associated with the legacy 26-bit format?
A.8-bit facility code and 16-bit card number
B.16-bit facility code and 16-bit card number
C.8-bit facility code and 24-bit card number
D.0-bit facility code and 32-bit card number
Explanation: Standard 26-bit Wiegand carries a 1-bit even parity, 8-bit facility code, 16-bit card number, and a 1-bit odd parity. Because the 8-bit field allows only 256 facility codes, duplicates are common across sites, which is a known vulnerability.
8What OSDP feature provides encrypted communication between the reader and controller, replacing the unencrypted Wiegand protocol?
A.Secure Channel (AES-128)
B.Manchester encoding
C.TTL inversion
D.Loop-back diagnostics
Explanation: OSDP (SIA Open Supervised Device Protocol) supports Secure Channel using AES-128 encryption between reader and controller. This protects credential data on the wire and supports bidirectional supervised communication, both major weaknesses of legacy Wiegand.
9When sizing a 12 VDC linear power supply for two mag-locks rated 550 mA each plus one electric strike at 250 mA, the minimum total current capacity should be at least:
A.1.35 A plus a 25% margin (about 1.7 A)
B.0.5 A
C.5 A
D.300 mA
Explanation: Add the loads: 550 + 550 + 250 = 1,350 mA. Industry practice and most installation manuals call for at least a 25% headroom for voltage regulation and future devices, giving roughly 1.7 A minimum.
10An electrified cylindrical lock has a 6-conductor harness from the chassis. Which conductor pair is typically reserved for the request-to-exit (REX) signal back to the access panel?
A.A normally open dry contact pair from the inside lever
B.The +12 VDC and ground pair
C.The latch retraction motor pair
D.The tamper switch pair
Explanation: Electrified cylindrical and mortise locks commonly include an internal REX switch tied to the inside lever or handle. Operating the lever closes a dry contact pair that signals the access panel a legitimate egress occurred and bypasses door-forced-open alarms.

About the ALOA ICPL Exam

The Institutional Certified Professional Locksmith (ICPL) is the advanced tier of the ALOA Institutional Locksmiths track, above the ICRL. ICPL candidates pass 12 additional electives drawn from access control, door closers, emergency exit devices, fire-rated door hardware, architectural hardware, advanced codes & standards, commercial hardware installation, and hardware group specs. Each elective is 25-40 questions and requires 70% to pass.

Questions

100 scored questions

Time Limit

Per elective

Passing Score

70% per elective

Exam Fee

Member-priced; contact certification@aloa.org (ALOA proctored)

ALOA ICPL Exam Content Outline

14%

Access Control & Electronic Locks

Proximity cards, smart cards, magstripe, electric strikes, mag-locks, electrified mortise/cylindrical locks, request-to-exit (REX), and credential management.

12%

Door Closers

Sizes 1-6 spring power, hydraulic adjustment (closing/latching/backcheck), regular/parallel/top-jamb arm mounts, ADA opening force, surface and concealed closers.

12%

Emergency Exit Devices

Panic and fire-exit hardware (rim, surface vertical rod, concealed vertical rod, mortise), dogging, BHMA A156.3, UL 305 vs UL 10C listings.

12%

Fire-Rated Door Hardware

NFPA 80, UL 10C, 20/45/60/90-minute and 1.5/3-hour ratings, undercut/gap tolerances, intumescent seals, positive-pressure testing, listed assembly components.

12%

Architectural Hardware

Cylindrical, mortise, and exit lock chassis; hinge weights and templates; ANSI/BHMA A156 standards; strike and trim selection.

12%

Codes & Standards Advanced

BHMA grading (Grade 1/2/3), ADA 404, IBC egress and means of escape, NFPA 101 Life Safety Code, fire-door inspection.

14%

Commercial Hardware Installation

Template reading, ANSI A115 prep, door reinforcement, through-bolting, anchoring, frame preparation, sequence of installation.

12%

Hardware Group Specs

Reading the door schedule, hardware sets (HW-1, HW-2), keying schedule, finish codes (BHMA 626/630), submittal review.

How to Pass the ALOA ICPL Exam

What You Need to Know

  • Passing score: 70% per elective
  • Exam length: 100 questions
  • Time limit: Per elective
  • Exam fee: Member-priced; contact certification@aloa.org

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

Frequently Asked Questions

What is the ALOA ICPL certification?

The Institutional Certified Professional Locksmith (ICPL) is the second-level credential in the ALOA Institutional Locksmiths Division (AIL). It sits above the ICRL and is earned by passing 12 additional advanced electives covering access control, door closers, exit devices, fire-rated hardware, codes, and commercial installation.

How is the ICPL exam structured?

ICPL candidates take 12 additional electives beyond the ICRL. Each elective contains 25-40 questions and requires a 70% passing score. Topics include access control, door closers, emergency exit devices, fire-rated hardware, architectural hardware, advanced codes & standards, commercial installation, and hardware group specs.

Who is the ICPL designed for?

The ICPL is designed for institutional locksmiths working in schools, hospitals, universities, government facilities, and large commercial buildings where life-safety codes, fire-rated assemblies, electronic access control, and hardware group specifications are routine job requirements.

How do I register for the ICPL exam?

Contact ALOA at certification@aloa.org to schedule ICPL electives. Exams are proctored through the ALOA Institutional Locksmiths Division at member-priced rates; remote testing is not generally offered.

What is the difference between ICPL and CPL?

Both are professional-tier ALOA credentials, but ICPL is the institutional track (AIL) emphasizing schools/healthcare/government facility hardware, life-safety codes, and access control, while CPL is the general locksmith track focused on broader trade electives including automotive, safe servicing, and forced-entry investigation.