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.
recruitment and selection. Terms that refer to the process of attracting and choosing candidates for employment. The personnel department of a larger business will often have detailed recruitment and selection policies that need to be followed by those responsible for hiring new employees.