Life cycle of Activity in details?
Android Engineer Interview Questions
10,446 android engineer interview questions shared by candidates
Android: (first 5 mins) => 5,6 questions (Answered all of them, interviewer was happy) (Performance : 9/10) Couple of basic Android fundamental questions that I dont remember How would you update few items that have been changed on the recyclerview? Why so? What is ANR? What is the most common way to getting rid of it? What are some diff ways to do bacground processing? why is it needed? What is a backstack? How does it work? Something related to Livedata and its work. Coding question : Given a 2D array (e.g. {{915, 1200}, {1145, 1430},{845, 1030}}) where we have start time and end time in int format, we need to return true if our meeting time doesnt overlap with those times false otherwise isMeetingPossible(array, 1200, 1400) -> true/false
They did many questions, for example, Android Lifecycle.
What is the complexity (Big-O) of your solution?
what is activity life cycle?and describe all functions
One of the question was to describe the activity life cycle. Few questions was based on Java also. Where the interviewer also questions about few java related concepts.
How to ensure values from observable to be ordered (example code with flatMap). RxJava concepts
What are basic features of Kotlin?
What are other design patterns available in Android?
Take home test- Asked to create an Android app that brings a list of paginated results from an API.
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