A stock market, equity market or share market is the aggregation of buyers and sellers (a loose network of economic transactions, not a physical facility or discrete entity) of stocks (also called shares), which represent ownership claims on businesses; these may include securities listed on a public stock exchange as well as those only traded ...
Redundancy is a system design in which a component is duplicated so if it fails there will be a backup. Redundancy has a negative connotation when the duplication is unnecessary or is simply the result of poor planning.
subsystem-Computer Definition. A unit or device that is part of a larger system. For example, a disk subsystem is a part of a computer system. A bus is a part of the computer.A subsystem usually refers to hardware, but it may be used to describe software.ubsystem-Computer Definition. A unit or device that is part of a larger system. For example, a disk subsystem is a part of a computer system. A bus is a part of the computer.