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Aad study guide Study guide Associate Android Developer Android core Android is an operating system based on Linux and designed primarily for mobile devices Android applications can be multitasking and are written in Java Kotlin or C To prepare for the AA

Study guide Associate Android Developer Android core Android is an operating system based on Linux and designed primarily for mobile devices Android applications can be multitasking and are written in Java Kotlin or C To prepare for the AAD certi ?cation exam Android developers should ? Understand the architecture of the Android system ? Be able to describe the basic building blocks of an Android app ? Know how to build and run an Android app ? Display simple messages in a popup using a Toast or a Snackbar ? Be able to display a message outside your app's UI using Noti ?cations ? Understand how to localize an app ? Be able to schedule a background task using JobScheduler CStudy guide Associate Android Developer User interface The Android framework enables developers to create useful apps with e ?ective user interfaces Developers need to understand Android ? s activities views and layouts to create attractive UIs that maximize usability and the overall user experience To prepare for the AAD certi ?cation exam Android developers should ? Understand the Android activity lifecycle ? Be able to create an Activity that displays a Layout ? Be able to construct a UI with ConstraintLayout ? Understand how to create a custom View class and add it to a Layout ? Know how to implement a custom app theme ? Be able to add accessibility hooks to a custom View ? Know how to apply content descriptions to views for accessibility ? Understand how to display items in a RecyclerView ? Be able to bind local data to a RecyclerView list using the Paging library ? Know how to implement menu-based navigation ? Understand how to implement drawer navigation CStudy guide Associate Android Developer Data management Many Android apps store and retrieve user information that persists beyond the life of the app To prepare for the AAD certi ?cation exam Android developers should ? Understand how to de ?ne data using Room entities ? Be able to access Room database with data access object DAO ? Know how to observe and respond to changing data using LiveData ? Understand how to use a Repository to mediate data operations ? Be able to read and parse raw resources or asset ?les ? Be able to create persistent Preference data from user input ? Understand how to change the behavior of the app based on user preferences CStudy guide Associate Android Developer Debugging Debugging is the process of isolating and removing defects in software code By understanding the debugging tools in Android Studio Android developers can create reliable and robust applications To prepare for the AAD certi ?cation exam Android developers should ? Understand the basic debugging techniques available in Android Studio ? Know how to debug and ?x issues with an app's functional behavior and usability ? Be able to use the System Log to output debug information ? Understand how to use breakpoints in Android Studio ? Know how to inspect variables using Android