Reading-notes

Application Fundamentals

• The language that we will be using is JAVA , however Kilton and C++ may be used as well.
• The extension of android file is .apk
• Some security features are used Android security, one of them that by default each app has the access only to the components require to do its work and no more.

App components

• It’s the building block of the app , each component is the entry point and they may be related.

• There are four different types of app components:

• Activities
• Services
• Broadcast receivers
• Content providers this graph can explain it breifly.