Sparken IT Solutions Android Developer Interview Questions and Answers

To implement a service in Android, you need to create a class that extends Service and override its lifecycle methods.

• Create a class that extends Service

• Override lifecycle methods such as onStartCommand() and onDestroy()

• Register the service in the AndroidManifest.xml file

• Start the service using startService() method

The RecyclerView is a flexible view for providing a limited window into a large data set.

• Create a RecyclerView in your layout XML file.

• Define a custom adapter class that extends RecyclerView.Adapter.

• Implement the necessary methods in the adapter class like onCreateViewHolder, onBindViewHolder, and getItemCount.

• Set the adapter to the RecyclerView in your activity or fragment.

• Optionally, you can also implement a layout m...read more

OOPs (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data in the form of fields and code in the form of procedures.

• OOPs focuses on creating objects that interact with each other to solve a problem.

• It involves concepts like inheritance, encapsulation, polymorphism, and abstraction.

• Inheritance allows a class to inherit properties and behavior from another class.

• E...read more