what is input process and output in computer
IPO model The input–process–output (IPO) model, or input-process-output pattern, is a widely used approach in systems analysis and software engineering for describing the structure of an information processing program or other process. Many introductory programming and systems analysis texts introduce this as the most basic structure for describing a process.[1][2][3][4]
Supervisory program Historically, this term was essentially associated with IBM's line of mainframe operating systems starting with OS/360. In other operating systems, the supervisor is generally called the kernel.
Investment To invest is to allocate money (or sometimes another resource, such as time) in the expectation of some benefit in the future, for example, investment on durable good such as real estate for service industry and factory for manufacturing product development, which are two common types for micro-economic output in modern economy. Investment on Research and Development occurs mainly on the innovation of consumer products.
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