A tree representation of the source code of a computer program.
Agile software development refers to the methodology of delivering incremental improvements continuously to adapt to market demand.
Alpha testing is the process where developers and QA teams within the organization test the app to identify bugs and missing features.
An API is a well-defined interface through which two software applications can communicate with each other and abstract the inner workings.
Asynchronous programming is a programming model where operations take place in a non-sequential fashion.