A passive infrared sensor (PIR sensor) is an electronic sensor that measures infrared (IR) light radiating from objects in its field of view. They are most often used in PIR-based motion detectors.
Recruitment (hiring) is a core function of human resource management. It is the first step of appointment. Recruitment refers to the overall process of attracting, shortlisting, selecting and appointing suitable candidates for jobs (either permanent or temporary) within an organization.
The definition of induction is the act of causing something to happen or an initiation ceremony. An example of induction is causing a woman to go into labor. An example of induction is a ceremony welcoming new members of the military. an inducting or being inducted; installation, initiation, etc.