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Axia College Material
Appendix E
Hardware/Software Components
In your own words, describe the following hardware/software components
|Legacy systems |are elements of a business's IT system -- the hardware and software of this system. It|
| |is an accessible processor system or application program that is maintains its usage, |
| |because the user-usually an organization or business-does not prefer to trade or |
| |restore it. A great example of an old or outdated system would be Windows 98 - instead|
| |of replacing with the latest software, which currently is Windows Vista. Why would a |
| |business use a legacy system? Usually it is one of the following reasons: the cost of |
| |redesigning or replacing these systems are either too complex or expensive within the |
| |budget at the time; if the system had not been previously documented or the designers |
| |of the system had left, it may not be understood how it works; or the system works |
| |adequately, and the owner sees no apparent reason to change it at the moment. |
|Mainframe computers |can be whichever computer is intended to host applications and work with numerous |
| |users all on one occasion. These computers have operating systems that were created to|
| |let Administrators make a decision whether to allow the host computer to bear the |
| |license of the installed software or if a customer will...