North Carolina Locksmith Practice Exam

Which term refers to the one-pin master key for all combinations listed on the same line?

1. Row Master Key

2. Standard Master Key

3. Change Master Key

4. Single Key Section

The correct answer is: Row Master Key

The term that refers to the one-pin master key for all combinations listed on the same line is known as a Row Master Key. In the context of locksmithing and key systems, a Row Master Key is specifically designed to work with a series of locks that share a similar configuration or layout, meaning that all the locks listed on the same line of a master key system diagram can be operated by this single key. This design is particularly useful for applications where multiple locks need to be accessed by authorized personnel using a simplified key management strategy. By allowing one key to operate multiple locks in a row, it helps in maintaining ease of access while still providing some level of security. In contrast, the other terms represent different concepts in key management. A Standard Master Key is typically used to operate a specific set of locks but is not limited to a single line of key combinations. A Change Master Key usually permits access to locks that require a different functioning level beyond just the row configuration, and a Single Key Section refers to a unique key used for individual locks without a master key function. Understanding these distinctions is essential for effective locksmithing and key management practices.