Chetu Senior Android Developer Interview Questions and Answers

Q1. Basic android question like mvvm, room, laitinit, lazy
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We have to attend testdome test multiple choice question

Q1. Another technical round with some advanced android questions.
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Q1. Basic Swift & iOS developer interview questions including technical.
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Q2. Scenario-based question.
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Q3. Core data,Sqlite basic Query
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Q1. Mostly they focus on java , oops concept. Rather than Android related questions
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Q2. Prepare basics of oops well
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Mainly data leakage related problems

Q1. Basic Swift and Objective C related questions
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Q2. SOLID principle
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Q3. Details of SOLID principle with its basic
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Q4. How to handle memory leakage
Ans. 
Best practices for handling memory leaks in iOS development
• Use Instruments to identify memory leaks

• Avoid strong reference cycles with weak or unowned references

• Use autorelease pools for temporary objects

• Implement proper memory management with ARC (Automatic Reference Counting)
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Q5. Memory management
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Q1. What is high order function?
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A high order function is a function that can take other functions as parameters or return functions as results.
• High order functions can be used to create more flexible and reusable code.

• They allow for functions to be passed as arguments, making code more modular.

• Examples include map, filter, and reduce functions in functional programming.
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Q2. What is most efficient layout to use on android
Ans. 
ConstraintLayout is the most efficient layout to use on Android.
• Allows for flat view hierarchy

• Handles complex layouts efficiently

• Supports responsive design

• Provides tools for optimizing layouts
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Q1. MVP vs MVVM, Proguard, Coroutine,Coroutine builder,program for char count
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Q1. Architecture pattern
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Q2. Kotlin advance
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Q1. Difference between MVP and mvvm
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MVP focuses on separating concerns by having a presenter handle logic, while MVVM uses data binding to connect view and view model.
• MVP stands for Model-View-Presenter, where the presenter handles logic and updates the view. MVVM stands for Model-View-ViewModel, where data binding connects the view and view model.

• In MVP, the view has a reference to the presenter, while in MVVM, the view model does not have a reference t...read more
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Q2. Coroutine builder
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