It is called the file extension or filename extension. It is a suffix that indicates the file format.
The answer you're looking for might be "backwards-compatible".
A practice that should be implemented in the aforementioned situation is to separate the Agile and DevOps software development framework.
<h3>What is a
unit test?</h3>
A unit test can be defined as an automated test that's typically written and run by a software developer, so as to ensure that a section (component) of a software application meets its design specifications, functionalities and requirements.
In this scenario, a practice that should be implemented by the software developer is to separate the Agile and DevOps software development framework.
Read more on unit test here: brainly.com/question/22900395
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