Strategy
Legacy System
Definition
A legacy glossarySystemA system is a collection of interconnected components that work together to achieve a specific function or outcome.Open glossary term is an outdated system that is still in use, often due to its critical role.
In practice
Often maintained because replacing it is complex or risky.
The reality
Legacy glossarySystemA system is a collection of interconnected components that work together to achieve a specific function or outcome.Open glossary term create glossaryConstraintsConstraints are limitations or restrictions that impact how a product or solution can be designed or built.Open glossary term and technical debt.
Plain English
Old glossarySystemA system is a collection of interconnected components that work together to achieve a specific function or outcome.Open glossary term still being used.
FAQ
Common questions
A few practical answers to the questions that usually come up around this term.
What is a legacy system?
An older glossarySystemA system is a collection of interconnected components that work together to achieve a specific function or outcome.Open glossary term still in use.
Why are they kept?
They are critical or hard to replace.
What is a risk?
Technical debt and limitations.
How are they managed?
Through gradual updates or replacement.
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