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 recruitment and selection is the major function of the human resource department and recruitment process is the first step towards creating the competitive strength and the strategic advantage for the organisations. general recruitment process is as follows: 1  Identifying the vacancy: Identifying the vacancy:The recruitment process begins with the human resource department receiving requisitions for recruitment from any department of the company.