why api is important code example

Example 1: why api is important

Why do you think API testing is important?
- API level in the application is
developed before UI level, so API testing
will enable to start QA process 
earlier in the project.
- If APIs are working without bugs, UI functionality will
also have less bugs
APIs are platform independent:
Nowadays, almost all applications, have their APIs that
developers can use to:
- programmatically invoke features of the applications
- integrate multiple applications, to exchange data use
functionalities of the API

Example 2: why api

It verifies all the functional paths 
of the system under test very effectively.
It provides the most stable interface.
It is easier to maintain and 
provides fast feedback.