Altimetrik Android Developer Interview Questions, Process, and Tips for Experienced

MVVM is an architectural pattern that separates the UI, business logic, and data layers in an Android app.

• Model: Represents the data and business logic of the application.

• View: Represents the UI components of the application.

• ViewModel: Acts as a mediator between the Model and View, handling communication and logic.

• Data binding: MVVM uses data binding to synchronize the View and ViewModel.

• Example: In an Android app, the...read more

Java is a high-level programming language known for its simplicity and versatility.

• Java is an object-oriented language

• It is platform-independent due to its 'write once, run anywhere' principle

• Java uses a virtual machine (JVM) to execute code

• It supports multithreading for concurrent programming

• Java has automatic memory management through garbage collection

Kotlin modifiers are keywords used to modify classes, properties, functions, and other elements in Kotlin programming language.

• Kotlin modifiers include 'public', 'private', 'protected', 'internal', 'open', 'final', 'abstract', 'override', 'lateinit', 'const', 'companion', 'inline', 'data', 'sealed', 'inner', etc.

• Modifiers like 'public', 'private', 'protected', and 'internal' control the visibility of classes, functions...read more

RXJava is a popular Java library for composing asynchronous and event-based programs using observable sequences.

• RXJava provides a powerful way to handle asynchronous operations by using observables and subscribers.

• It simplifies complex asynchronous code by allowing developers to chain operations and handle errors more easily.

• RXJava is commonly used in Android development for handling network requests and background tas...read more

Git commit records changes to the repository, merge combines changes from different branches, and rebase moves changes to a new base commit.

• Git commit saves changes to the local repository with a message describing the changes made.

• Git merge combines changes from different branches into the current branch.

• Git rebase moves changes from one branch to another by applying each commit from the source branch to the target br