Detailed instructions on getting api set up or installed.

API: Application programming interface are the set of requirements which govern how one application can talk to another, API's are what makes the information exchange between programs possible.

• For Example System-level APIs makes it possible for applications like LibreOffice to run on top of an OS like Windows in the first place. On web API are responible to let other apps to piggyback to the large service proivder such as Google maps or Facebook offering(Services).Like nearby hotels shown on a particular app via using google maps API's by an app.
• APIs do all this by “exposing” some of a program’s internal functions to the outside world in a limited fashion. That makes it possible for applications to share data and take actions on one another’s behalf without requiring developers to share all of their software’s code.

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