What Are Apps ?
An App (Mobile Application) is a software application or computer program designed to run on a mobile device such as : phones, iphone, tablet.
Apps are in every device your laptop, phone, watch and tablet.
To Understand More About Apps, check the link below
youtube.com/watch?v=JdxfMKRnLH8
What are the components of an app ?
Well, there are 4 components of an app
components means - a part or element of a larger whole, especially a part of a machine or vehicle.
The components of apps are :
Activities. An activity represents a single screen with a user interface,in-short Activity performs actions on the screen. Services. A service is a component that runs in the background to perform long-running operations. Broadcast Receivers. Content Providers.
Here is another, link for components of an app :
youtube.com/watch?v=ByT3AyQZj6U
After watching all the videos, did you think about your favourite app ?
can you spot it in the picture above ?