total cost of ownership
- A model which factors in all direct and indirect costs associated with owning, operating, and maintaining a computer. In addition to the initial disbursement for a given system, such costs may include technical training, software and/or hardware upgrades, technical support, administrative fees, the adapting of a given location for the use of such a system, remote storage charges, and so on. The term also applies to the total cost of ownership of other devices, equipment, or systems, such as communications networks. Its abbreviation is TCO.
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