what are the challenges of legacy systemSolutionLegacy syste

what are the challenges of legacy system.

Solution

Legacy system is an old method computer system technology application program, or previous or outdated computer system.Often refered a system as the system is out of date or in need of replacement.

Some of the challanges of a legacy system are

A) Many companies still use legacy systems. Examples include programs like accounting programs that still run under DOS or custom-written software that has not been updated to support later operating systems.

B) Legacy systems often run on obsolete hardware, and sometimes spare parts for such computers become difficult to obtain.

C) upgrading can prove cost prohibitive because of the additional processing power that requires when compared to older version. E.g from XP to Windows 7

D) Constant technological change often weakens the business value of legacy systems, which have been developed over the years through huge investments.

E) IT departments find it increasingly difficult to hire developers qualified to work on applications written in languages no longer found in modern technologies.