CRL Master Key Systems & Key Control 2

Question 1

What is a 'restricted keyway' used for in key control systems?

Accepted Answer

Preventing unauthorized duplication by making the keyway proprietary

Answer

Limiting the physical size of keys allowed in a lock

Answer

Restricting access to emergency personnel only

Answer

Limiting the number of keys that can be cut per day

Question 2

In master key system terminology, what is 'cross-keying'?

Accepted Answer

When a combination of bittings unintentionally creates a working key for an unintended lock

Answer

The process of making keys that are compatible across different lock brands

Answer

The technique of cutting keys in a cross pattern for anti-duplication security

Answer

A method of duplicating keys using a cross-cut duplicating machine

Question 3

What is a 'key record' system used for in professional locksmith practice?

Accepted Answer

Documenting all key codes, quantities issued, and authorized key holders

Answer

Recording the musical pitch of key cuts for identification purposes

Answer

Tracking the physical wear and tear on keys over time

Answer

Logging the number of times each key is used daily

Question 4

What does it mean to 'key alike' multiple locks?

Accepted Answer

Having multiple locks operate with the same single key

Answer

Cutting all keys to the same physical length

Answer

Installing the same brand of lock throughout a facility

Answer

Duplicating all keys so each lock has at least two copies

Question 5

What is the primary purpose of a secure 'key cabinet' in a key control system?

Accepted Answer

Securely housing issued keys and tracking their chain of custody

Answer

Displaying keys for customer selection at the counter

Answer

Storing key blanks organized by manufacturer

Answer

Protecting keys from weather and corrosion during storage

Question 6

In master key system design, what does 'total positions' (TP) refer to?

Accepted Answer

The number of possible bitting depth variations available per pin position

Answer

The total number of keys authorized to be issued in the system

Answer

The total number of physical locks installed in the system

Answer

The maximum number of pins that can be installed in a cylinder

Question 7

Which of the following is a PRIMARY advantage of a master key system in a large facility?

Accepted Answer

Authorized users can access multiple areas with a single key instead of carrying many keys

Answer

Master key systems are always the least expensive option to install

Answer

Master key systems eliminate the need for periodic lock maintenance

Answer

Locks in a master key system are inherently pick-resistant