C-7 Low Voltage Systems

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. Which is the most common form of cable used for desktop connections in LAN'S?
   
   
   • a. Unshielded twisted pair
   • b. Shielded twisted pair
   • c. Coaxial
   • d. Infrared light
   
   
2. Electrical drawings must be reviewed for existing, or required, installations of features_______.
   
   
   • a. under the slab on grade
   • b. in the basement
   • c. in wall partitions
   • d. Both A and B
   
   
3. Which is the correct sequence that a satellite follows on a dish antenna?
   
   
   • a. Feedhorn, low noise amplifier, down converter, receiver, TV
   • b. Amplifier, feedhorn, receiver, TV
   • c. Low noise amplifier, converter, TV
   • d. None of the above