What device is used in both wired and wireless networks to link network access devices?
Which of the following is NOT a primary method of transporting radio signals in an active DAS?
When trying to control radio signals from leaking outside of a building, a ______________ antenna should be used.
Which of the following is NOT a primary type of DAS antenna?
When considering the DAS, which component acts as a bidirectional antenna?
Given the following values, calculate the focal length of the camera lens.
- Distance of the camera to the object is 5 m
- Vertical field of view is 2 m
- Horizontal field of view 1 m
For an analog camera, what is the normal frame rate in frames per second?
What is the MOST important aspect of fire alarm signaling?
Which of the following is NOT a type of intrusion detection system sensor?
The three electronic security system (ESS) concepts the consultant needs to understand when creating an ESS system are threats, countermeasures, and:
