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.
Definition of Internal Recruiting. Any method of identifying and attracting job candidates from within an organization can be considered internal recruiting. There are many different mechanisms, some formal and some informal, that can be used to identify quality internal candidates.