Building Auto- Voice-Data-Video (Vdv) System Control Devices And Applications Exam Questions (21 Terms) With Verified Definitions Updated 2024

Telephone Line Seizure Modules {Ans: use special jacks that open the connection between the premises wiring and the telephone line, inserting a dialer into the circuit.}The simplest CCTV system consists of: {Ans: just a camera and a monitor, although most systems also include a recording device.}Telephone Handset {Ans: includes a microphone and a speaker that convert sound pressure waves to an from electrical signals.}Field-of-view {Ans: control of the field-of-view of a camera involves changing it's position and zoom level.}Voice-Data-Video (VDV) systems include: {Ans: Telephony, data network, and closed-circuit television (CCTV) systems.}Network DVRs {Ans: record digital video information on storage media that is accessible via the local network.}