​KembaraXtra-Computer Terms – box:
In computing, the term box can refer to several related concepts. It may describe the physical enclosure that houses electronic components such as the central processing unit and other internal hardware of a computer system.
The term is also used informally to refer to the computer itself. In other contexts, it may represent a symbol in a flowchart indicating a decision point, or the boundary surrounding a graphic image displayed on a screen.