C-28 Lock and Security Equipment

NOTE: All questions are written and reviewed by licensed contractors who are actively working in the field.

The following questions are typical of the kind of items that are on the examination.

The correct answer is highlighted.

1. What item would prevent an exit device from being fire-rated?
   
   
   • a. Plastic end caps
   • b. Dogging assembly
   • c. Surface mounted vertical rods
   • d. Rim cylinder
   
   
2. What type of drill bit should be used to penetrate standard hard plate?
   
   
   • a. Boron
   • b. Cobalt
   • c. Carbide
   • d. Titanium
   
   
3. When issuing a change key using a 2-step, 5-pin chamber progression system, with a top master key of 47382, which key would be an acceptable change key?
   
   
   • a. 23840
   • b. 25172
   • c. 77340.
   • d. 27740