Free Practice Questions for CRL
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Sample CRL Practice Questions
Try these sample questions to review concepts for the CRL exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.
1Which component of a key prevents it from being inserted too far into a lock cylinder?
2A classroom function lockset (ANSI F84) is designed to be locked or unlocked from the outside with a key. How is the inside lever typically operated?
3In a 6-pin master key system, what is the function of a master pin?
4Which term describes an electric strike that remains locked during a power failure?
5According to NFPA 80, what is the maximum permissible clearance at the bottom of a fire-rated door?
6What tool is essential for keeping the driver pins and springs in the bible of the cylinder when removing the plug?
7When impressioning a lock, what does a small, shiny mark on the key blank typically indicate?
8A customer loses their keys and requests a new key for their home. What is the most responsible first question for the locksmith to ask?
9What does 'keeper' refer to on an electric strike?
10On a pair of fire-rated doors, what hardware is required to ensure the inactive leaf closes first and stays closed?
About the CRL Exam
The Certified Registered Locksmith (CRL) is the entry-level professional certification from ALOA, recognizing locksmiths who have demonstrated proficiency across 10 mandatory categories of locksmithing. Candidates must pass the mandatory exam (100 questions) plus 12 elective categories to earn the CRL designation. Higher tiers (CPL, CML) build on the CRL.
Exam sponsor: Associated Locksmiths of America (ALOA Security Professionals Association). The requirements and fees below concern the certification or admission exam, separate from our free practice resources.
Questions
100 questions
Time Limit
2 hours
Passing Score
70%
Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.
Our practice resources: topics covered
We aim to reflect publicly available exam outlines and topic information in our study resources. Coverage, format, and difficulty may differ from the actual exam, and we cannot guarantee that every detail is accurate or current. Confirm exam requirements, fees, and policies with the official exam sponsor.
Codes, Standards, and Laws
Building codes, fire codes, ADA requirements, and legal standards relevant to locksmithing.
Key Bitting and Duplication
Key identification, key bitting specifications, key cutting machines, and key duplication procedures.
Key Impressioning
Techniques and tools for creating keys by impressioning locks.
Lockset Functions and Servicing
Lockset types, functions, installation, and servicing of residential and commercial locksets.
Cabinet and Furniture Locks
Types, servicing, and keying of cabinet, desk, and furniture locks.
Cylinder Servicing
Pin tumbler cylinder disassembly, rekeying, master pinning, and cylinder replacement.
Basic Master Keying
Master key system design, charts, cross-keying prevention, and implementation.
Safe and Vault Servicing
Safe lock types, combination changing, safe manipulation, and vault door servicing.
Padlocks
Padlock types, servicing, rekeying, and combination padlock operation.
Preparing for the CRL Exam
What You Need to Know
- Passing score: 70%
- Exam length: 100 questions
- Time limit: 2 hours
- Exam / certification fees: $100 (member); $200 (non-member) Official sources
Using Our Practice Resources
- Work through all 100 available questions
- Review every answer and explanation
- Track weak areas and revisit them
- Use our AI tutor for tough concepts
Frequently Asked Questions
What is the ALOA CRL certification?
The Certified Registered Locksmith (CRL) is the entry-level locksmith certification from ALOA Security Professionals Association. It validates proficiency across 10 mandatory categories including key bitting, lockset functions, cylinder servicing, and master keying.
How many questions are on the CRL exam?
The mandatory CRL exam consists of 100 questions covering 10 mandatory categories. Candidates need 70% or higher on each category to pass. Twelve elective category exams (each 25-40 questions, 70% to pass) are also required to earn full CRL status.
What does the CRL exam cost?
ALOA members pay approximately $100 for the CRL exam package, while non-members pay around $200. ALOA membership is approximately $145/year. Most candidates take the exam at the ALOA Security Professionals Convention or through approved proctored sites.
How do I become eligible for the CRL?
There is no specific experience requirement, but candidates should have foundational locksmithing knowledge. Most candidates complete an ALOA-PRP study course or have several years of locksmithing work experience before sitting for the exam.
What comes after the CRL?
After earning the CRL, locksmiths can pursue the Certified Professional Locksmith (CPL) by passing additional electives, then the Certified Master Locksmith (CML) by passing all remaining electives. Higher tiers signal advanced expertise to employers and clients.