A POS System is the hardware and software used to record the financial transactions of a retail store. 1  It is the best tool for a store owner to manage and assess her business. 2  Your POS system should alert you when you need to reorder and flag inventory that is dead in your store and not moving.
JPO is a framework for persistence (storage and retrieval) of domain (or data) objects in Java-based database applications. The object/relational impedence missmatch is widely regarded as a complex problem with no easy solution.
Exo (Korean: ìì; stylized as EXO) is a South Korean boy group based in Seoul. Formed by S.M. Entertainment in 2011, the group debuted in 2012 with twelve members separated into two subgroups, Exo-K and Exo-M, performing music in Korean and Mandarin respectively.