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DXC Technology Android App Developer Interview Questions and Answers
DXC Technology Android App Developer Interview Experiences
1 interview found
Anonymous
I applied via Naukri.com and was interviewed before Aug 2021. There were 3 interview rounds.
(3 Questions)
- Q1. Explain MVVM in detail
- Ans.
MVVM is a design pattern that separates UI code from business logic and data handling.
MVVM stands for Model-View-ViewModel
Model represents the data and business logic
View displays the UI and user interactions
ViewModel acts as a mediator between Model and View
ViewModel exposes data and commands to the View
Data binding is used to keep the View and ViewModel in sync
MVVM promotes testability and maintainability of code
- Q2. Kotlin sealed class, data class, scope functions
- Q3. Core Java basic questions
(2 Questions)
- Q1. Detail discussion on design patterns
- Q2. Basic kotlin or java programming
(1 Question)
- Q1. Details about notice period and salary
Interview Preparation Tips
Skills evaluated in this interview
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I applied via campus placement at Velammal Engineering College, Chennai and was interviewed in May 2024. There were 4 interview rounds.
Aptitude questions(seating arrangement,number series),verbal reasoning, Networking,Cloud based questions,and pseudocode
2 coding questions,one will be easy, other will be tough,solving atleast one problem is necessary.
(2 Questions)
- Q1. Read the given sentence
- Q2. Hear and answer the question
(2 Questions)
- Q1. Tell me about yourself
- Q2. About college project(as I am fresher) ,about internship, difficulties faced and how we solved it
I applied via Naukri.com and was interviewed in Aug 2024. There was 1 interview round.
(4 Questions)
- Q1. Data class in kotlin
- Ans.
Data class in Kotlin is used to represent a simple data container with automatically generated methods like equals(), hashCode(), toString(), and copy().
Data classes are declared using the 'data' keyword before the class keyword.
Properties of data classes are automatically generated component functions for destructuring declarations.
Data classes cannot be abstract, open, sealed, or inner.
Example: data class User(val na
- Q2. Scope functions
- Q3. Explain viewmodel and mvvm
- Ans.
ViewModel is a class that stores and manages UI-related data in a lifecycle-conscious way. MVVM is an architectural pattern that separates the UI from the business logic.
ViewModel is part of the Android Architecture Components and is used to store and manage UI-related data in a lifecycle-conscious way.
ViewModel survives configuration changes such as screen rotations and retains its data.
MVVM stands for Model-View-View...
- Q4. Higher order functions
Skills evaluated in this interview
Normal MCQ questions reasoning, java related and programs outputs
Difference between abstract classes and interfaces, Array sort time complexity
(2 Questions)
- Q1. All technical Jetpack concept no DSA questions and asked all theoretical questions
- Q2. What are coroutine, how to secure ur app data, network call in android , ssl pinning, notification's implementation through FCM, android basic questions
- Ans.
Coroutines are a way to perform asynchronous operations in Android, securing app data involves encryption, SSL pinning enhances security, FCM for notifications.
Coroutines are used for managing asynchronous operations in Android, allowing for efficient and non-blocking code execution.
Securing app data involves using encryption techniques such as AES to protect sensitive information from unauthorized access.
SSL pinning i...
Interview Preparation Tips
Skills evaluated in this interview
(2 Questions)
- Q1. Basic technical knowledge question
- Q2. Android related questions
(2 Questions)
- Q1. Communication skill
- Q2. Salary regarding questions
Senior Android Developer Interview Questions & Answers
Publicis Sapient
Shifali Rai
posted on 28 May 2024
I was interviewed in Apr 2024.
(4 Questions)
- Q1. Questions related to koltin
- Q2. Jetpack compose uses
- Ans.
Jetpack Compose is a modern Android UI toolkit that simplifies and accelerates UI development.
Declarative UI: Jetpack Compose allows developers to build UI using a declarative programming model.
State management: Jetpack Compose handles state management efficiently, making it easier to update UI based on data changes.
Compose functions: Developers can create reusable UI components using Compose functions.
Interoperability...
- Q3. Difference between remember and rememberSaveable
- Ans.
remember is used to store a value in a composable function, while rememberSaveable is used to store a value that survives configuration changes.
remember is used to store a value that does not survive configuration changes
rememberSaveable is used to store a value that survives configuration changes, such as rotation of the device
rememberSaveable is typically used for storing view model data in Jetpack Compose
- Q4. Coroutines parallel and sequential processing
Skills evaluated in this interview
(1 Question)
- Q1. Basics of Android
(1 Question)
- Q1. Technical implementation
(1 Question)
- Q1. Company fit culture test
Selected
I applied via Naukri.com and was interviewed in Mar 2024. There were 2 interview rounds.
(3 Questions)
- Q1. Android Basics on mvvm architecture
- Q2. Navigation Component
- Q3. Jetpack components- work manager, viewmodel
(1 Question)
- Q1. Managerial questions
Android Developer Interview Questions & Answers
Virtusa Consulting Services
manish kumar singh
posted on 27 Mar 2024
(3 Questions)
- Q1. Basic of kotlin questions
- Q2. Live data and life cycle
- Q3. Diff between MVVM and other architectures
- Ans.
MVVM is a design pattern that separates the UI, business logic, and data layers, promoting better code organization and testability.
MVVM stands for Model-View-ViewModel, where the ViewModel acts as an intermediary between the View and the Model.
MVVM promotes data binding, making it easier to keep the UI in sync with the underlying data.
Other architectures like MVC (Model-View-Controller) and MVP (Model-View-Presenter) ...
Skills evaluated in this interview
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