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 is the process of finding and hiring the most qualified internal or external candidates for a job. Recruitment includes a four-tiered process. Organizations today often use creative recruiting to find applicants, including attending social events and job fairs as well as looking online and within social media networks.