NCIDQ IDFX Practice Exam

How do vibration detectors function in object protection?

1. By sensing changes in temperature

2. By detecting sound levels above normal

3. By identifying disturbances of the object

4. By measuring weight on surfaces

The correct answer is: By identifying disturbances of the object

Vibration detectors play a crucial role in protecting objects by identifying disturbances that may indicate unauthorized access or tampering. These devices are designed to monitor vibrations or movements that deviate from a predetermined threshold, which can signify a threat to the safety and integrity of an object or area. When a disturbance occurs, the sensors in the vibration detectors can trigger an alarm or alert, thereby taking immediate action to prevent damage or loss. The method of detecting disturbances is key to their functionality, as they do not rely on temperature changes, sound levels, or weight measurements—each of which pertains to different forms of detection or monitoring. This specificity allows vibration detectors to be highly effective in security applications, particularly for items that are stationary and may be at risk of physical interference.