Application Program Interface (API) is the set of instructions used to create software applications. API defines the software components in such a way that it dictates the how they must interact and also controls the operations, inputs and outputs. The APIs do not have direct connection with the users. They are more like links between the applications that will help in easing the user experience. API is provided by the software companies with a purpose that other companies can design and link to its software.
For example, if you are paying bills online, you key in your credit card details. The details are then forwarded to another application that will check the credibility of your details. Once the check is complete then the information is linked to further processing.
How does API benefit?
- It links several similar useful applications thus saving the overall time consumed for a process. Helps in integrating remote tools which can further enhance the user experience.
- Saves a lot of money for the firms as they don’t have to shell out money for various applications. They also don’t have to invest in any hardware or other resources to build such applications.
- Businesses can stay on the edge and can become more efficient and fast in terms of delivering their products it services to their prospective clients.
Few of the examples for API:
Google Maps: it lets the users to use the maps on required web pages. It provides the user the flexibility to use it on mobile phones as well as desktops.
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