Difference between Activity and Fragment ?
How to handle rotation and save data using Fragments ?
We have 3 activities and buttons in each activity, after we reach the 3rd activity we press the back button, so what happens in the activity stack ?
What is MVVM and MVP?
What are the advantages of MVVM ?
What happens when you remove an item in recycler view ?
Why FlatMap operator in Rx-java ?
Why View model in MVVM ?
Have you used room or SQlite ?