A use of the inheritance (legacy apps) is a software program that is expired or obsolete. Although a legacy apps still works, it may be unstable due to compatibility problems with current operating systems (operating systems), browsers and information technology (IT) infrastructures.
Most companies use applications and systems that continue to serve the critical needs of inherited business. In general, the challenge is to maintain the legacy of implementation applications, while the conversion to the new code, more efficient that makes use of current technology and programming languages.
Why the inherited applications are continue to be used?
Inherited software includes those who have been replaced by new versions; those built by developers who no longer maintain them, leaving the support team without the necessary depth of knowledge to do so; and those who have been patched or otherwise altered to the point of incompatibility with the current standard versions.
Maybe the company may require a legacy application for your task reporting, legacy apps starting create complications and problems between the IT operations and their support team. A legacy application is frequently linked to a specific version of an operating system or coding language. For example, an application that runs on Windows 7 may not be able to function in Windows 10, despite Middleware or an adhesion code added by a development team or the operating system is compatible with previous versions.
On the other hand, the older an application is put, the more difficult it is done for the company to use it to acquire support services.
When the development team of a provider is no longer compatible with a third-party application, it can be difficult, or even impossible, for a team of operations to keep the software running. Even small changes in a legacy system can lead to a slower performance, greater consumption of resources and more frequent failures and accidents.
Since the software has dependencies, it is common practice that software providers for construction applications with obsolescence programmed in mind. The sale of the initial version of an application can end with the launch of the later version. Although customer service and support usually remain available for a certain period of time, the company will have to update the legacy application or add another software option for your application portfolio to provide the necessary functionality.
For example, at the beginning of 2016, Microsoft stopped supporting all versions of Internet Explorer (IE) prior to version 11. Users continue to navigate with IE 6 can continue to do so, but web pages will no longer be encoded for That are compatible, and any errors or errors in the program will not receive Microsoft’s care – do all previous versions of IE 11 inherited software.