??? ???

????? ????? ???? ????? ????? ????? ??? ?????? ???? ???? ??????? ????? ?? ???? ?? ??????? ??????? ??????? ???? ?????? ????. ^[1]^[2]^[3] ???? ?? ?????? ????? ?????? ?????? ??? ?????? ???? ???? ??? ??????? ??????? ?? ???????.

?????? ????? ???? ?? ??? ??. ???? ??????? ??????? ???? ???? ??????? ?? ??????? ?? ???? ????? ??? ?????? ????? ?????? ?????? ???? ????? ????? ?? ???? ?????? ? ?????? ?????????? ?? ????? ????? .

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1- ??? ??? ??????. 2-??? ??? ??? ??????. 3-??? ??? ????. 4-??? ??? ????? ???????.

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???????? ?????? ???? ??? ?????? ?? ????? ????? (????? ?????? ??? ???????) ?? ??? ??????? ??? ?????? ??????? ????? ?????? ????? ???? ??? ???????? (?? ???????) ?? ??????? ?????? ?????? ?? ??????? ?????????.

????? [ ??? ]

^ Dell moves outsourced jobs back to U.S. shores ???? ?????? 2017-08-04 ?? Wayback Machine
^ "How to Use Online Forums" . Inc. ????? ?? ????? ?? 2019-05-13.
^ Windley, Phillip J. (2002). "Delivering High Availability Services Using a Multi-Tiered Support Model" (PDF) . Windley's Technometria . ????? ?? ????? (PDF) ?? 2017-08-29 . ???? ???? ?????? 2008-05-03 .

??? ???? ????? ?? ??????? ?? ???????? ?? ??? ??????? ????? ???????. ????? ???? ?? ???????.

[1] Dell moves outsourced jobs back to U.S. shores ???? ?????? 2017-08-04 ?? Wayback Machine

[2] "How to Use Online Forums" . Inc. ????? ?? ????? ?? 2019-05-13.

[3] Windley, Phillip J. (2002). "Delivering High Availability Services Using a Multi-Tiered Support Model" (PDF) . Windley's Technometria . ????? ?? ????? (PDF) ?? 2017-08-29 . ???? ???? ?????? 2008-05-03 .

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