Engineering, 28.08.2019 21:20 kennrecklezz

Which of the following is not true about intrusion detection systems (motion detectors, vibration sensors, light beams)? a. they require human responseb. they cause a lot of false alarmsc. they depend on a constant power supplyd. they are foolproof

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Which of the following is not true about intrusion detection systems (motion detectors, vibration se...