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Hoffensoft Android Developer Interview Questions and Answers
11 Interview questions
Firebase Notification is a cloud messaging service provided by Google.
Firebase Notification allows developers to send messages and notifications to their app users.
It supports both Android and iOS platforms.
It provides a console to send notifications to specific devices or topics.
It also supports sending notifications based on user behavior and location.
Firebase Notification can be integrated with other Firebase s...
Intent is a messaging object used to request an action from another app component. There are two types of intents: explicit and implicit.
Intent is used to start an activity, service, or broadcast receiver.
Explicit intent specifies the component to be invoked by its name.
Implicit intent specifies the action to be performed and optionally, the data to be used.
Examples of implicit intents are opening a webpage or mak...
Activity is a single screen with a user interface, while fragments are a portion of the user interface in an activity.
Activity is a standalone component that can be launched by an application.
Fragments are reusable components that can be used in multiple activities.
An activity can contain multiple fragments.
Fragments have their own lifecycle and can be added or removed dynamically.
Example: A music player app can h...
Signed APK is a single file that is signed and ready for distribution, while bundle is a publishing format that includes multiple APKs optimized for different device configurations.
Signed APK is generated from a single APK file, while bundle generates multiple APKs.
Signed APK is signed with a private key, while bundle is signed with an upload key.
Bundle includes multiple APKs optimized for different device configu...
Java is a high-level, object-oriented programming language used for developing desktop, web, and mobile applications.
Java is platform-independent and can run on any operating system.
It is statically typed, meaning that variables must be declared before use.
Java is used for developing Android applications, enterprise applications, and web applications.
It is known for its security features, such as the Java Security...
Modules are independent units of code that can be used to build larger software systems.
Modules can be reused in different projects
They can be developed and tested independently
Modules can be combined to form a larger system
Examples include libraries, plugins, and frameworks
SDK stands for Software Development Kit. It is a set of tools and resources used for developing applications for a specific platform.
SDK provides developers with APIs, libraries, and documentation to build applications for a specific platform.
Android SDK includes tools like Android Studio, ADB, and Emulator.
SDK helps developers to test, debug, and optimize their applications.
SDK also provides sample code and templ...
Activity and Fragment life cycles are a series of states that an Android component goes through during its lifetime.
Activity life cycle includes onCreate(), onStart(), onResume(), onPause(), onStop(), and onDestroy() methods.
Fragment life cycle includes onAttach(), onCreate(), onCreateView(), onActivityCreated(), onStart(), onResume(), onPause(), onStop(), onDestroyView(), and onDetach() methods.
Both life cycles a...
ArrayList is a resizable array while HashMap is a key-value pair collection.
ArrayList is ordered while HashMap is unordered
ArrayList allows duplicate values while HashMap does not
HashMap provides faster access to elements using keys
Use ArrayList when you need to maintain the order of elements
Use HashMap when you need to access elements using keys
Retrofit and Volley are popular networking libraries for Android development.
Retrofit is a type-safe HTTP client for Android and Java.
Volley is a fast and efficient networking library for Android.
Retrofit uses annotations to define API endpoints and request parameters.
Volley provides easy-to-use APIs for making network requests and handling responses.
Retrofit is best suited for RESTful APIs, while Volley is more v...
Hoffensoft Android Developer Interview Experiences
2 interviews found
Udhayasuriya Pandiyan
(5 Questions)
- Q1. What is intent and hiw many type are there?
- Ans.
Intent is a messaging object used to request an action from another app component. There are two types of intents: explicit and implicit.
Intent is used to start an activity, service, or broadcast receiver.
Explicit intent specifies the component to be invoked by its name.
Implicit intent specifies the action to be performed and optionally, the data to be used.
Examples of implicit intents are opening a webpage or making a...
- Q2. Explain about Activity life cycle and fragment life cycle
- Ans.
Activity and Fragment life cycles are a series of states that an Android component goes through during its lifetime.
Activity life cycle includes onCreate(), onStart(), onResume(), onPause(), onStop(), and onDestroy() methods.
Fragment life cycle includes onAttach(), onCreate(), onCreateView(), onActivityCreated(), onStart(), onResume(), onPause(), onStop(), onDestroyView(), and onDetach() methods.
Both life cycles are im...
- Q3. Difference between Activity and fragments?
- Ans.
Activity is a single screen with a user interface, while fragments are a portion of the user interface in an activity.
Activity is a standalone component that can be launched by an application.
Fragments are reusable components that can be used in multiple activities.
An activity can contain multiple fragments.
Fragments have their own lifecycle and can be added or removed dynamically.
Example: A music player app can have a...
- Q4. Difference between arraylist and Hasmap wihch is best
- Ans.
ArrayList is a resizable array while HashMap is a key-value pair collection.
ArrayList is ordered while HashMap is unordered
ArrayList allows duplicate values while HashMap does not
HashMap provides faster access to elements using keys
Use ArrayList when you need to maintain the order of elements
Use HashMap when you need to access elements using keys
- Q5. Firebase notification explain
- Ans.
Firebase Notification is a cloud messaging service provided by Google.
Firebase Notification allows developers to send messages and notifications to their app users.
It supports both Android and iOS platforms.
It provides a console to send notifications to specific devices or topics.
It also supports sending notifications based on user behavior and location.
Firebase Notification can be integrated with other Firebase servic...
Interview Preparation Tips
Skills evaluated in this interview
I applied via LinkedIn and was interviewed in Aug 2021. There were 2 interview rounds.
(2 Questions)
- Q1. Tell something about java ?
- Ans.
Java is a high-level, object-oriented programming language used for developing desktop, web, and mobile applications.
Java is platform-independent and can run on any operating system.
It is statically typed, meaning that variables must be declared before use.
Java is used for developing Android applications, enterprise applications, and web applications.
It is known for its security features, such as the Java Security Mana...
- Q2. Oops concept in java
- Ans.
Oops concept in java
Object-oriented programming paradigm
Encapsulation, Inheritance, Polymorphism, Abstraction
Classes and Objects
Access Modifiers
Interfaces and Abstract Classes
(6 Questions)
- Q1. What is meant by SDK in android
- Ans.
SDK stands for Software Development Kit. It is a set of tools and resources used for developing applications for a specific platform.
SDK provides developers with APIs, libraries, and documentation to build applications for a specific platform.
Android SDK includes tools like Android Studio, ADB, and Emulator.
SDK helps developers to test, debug, and optimize their applications.
SDK also provides sample code and templates ...
- Q2. Tell about retrofit and volley
- Ans.
Retrofit and Volley are popular networking libraries for Android development.
Retrofit is a type-safe HTTP client for Android and Java.
Volley is a fast and efficient networking library for Android.
Retrofit uses annotations to define API endpoints and request parameters.
Volley provides easy-to-use APIs for making network requests and handling responses.
Retrofit is best suited for RESTful APIs, while Volley is more versat...
- Q3. What is meant by modules
- Ans.
Modules are independent units of code that can be used to build larger software systems.
Modules can be reused in different projects
They can be developed and tested independently
Modules can be combined to form a larger system
Examples include libraries, plugins, and frameworks
- Q4. MVC , MVP , MVVM design patterns
- Q5. Constructor , interface and abstract class
- Q6. Difference between Signed apk and bundle
- Ans.
Signed APK is a single file that is signed and ready for distribution, while bundle is a publishing format that includes multiple APKs optimized for different device configurations.
Signed APK is generated from a single APK file, while bundle generates multiple APKs.
Signed APK is signed with a private key, while bundle is signed with an upload key.
Bundle includes multiple APKs optimized for different device configuratio...
Interview Preparation Tips
Skills evaluated in this interview
Top trending discussions
Interview questions from similar companies
Software Developer Interview Questions & Answers
Apmosys Technologies
Anonymous
posted on 12 Apr 2023
Selected
I applied via Recruitment Consulltant and was interviewed before Apr 2022. There were 3 interview rounds.
25 MCQ questions online with time limit
Create webapp . Frontend, Backend , data encryption
padmini reddy
Aptitude test details in the snovasys are best aptitude test details in snovasys and in the snovasys i thought like i need to learn more in the aptitude atmy strating of career and all all all alllllllllllllllllllllllll abc and the best buddy program we have invested on the internet today at the speed limit of data and the policy are not good we need to improve all the data and the data is not good of all the data to be shared and with in the organisation all the data is must and should need to learn careful and all the data is need to know all the must and should detailed actions are taken on their data
(2 Questions)
- Q1. Not good with my situation And
- Q2. What is your current salary What is your location
- Ans.
I am unable to provide my current salary as it is confidential.
My current salary is confidential and I am unable to disclose it.
I prefer to discuss salary expectations rather than disclosing my current salary.
Salary is negotiable based on the position and responsibilities.
I am more interested in discussing the opportunities and growth potential in this role.
Interview Preparation Tips
I applied via Campus Placement and was interviewed in Dec 2023. There were 2 interview rounds.
Give a pattern and solved people enter into techinal round 1.I cleard this test and enter to tr1
(1 Question)
- Q1. They ask executye some patterns anf basic programs.i performed but don't select to tr2
Interview Preparation Tips
- Design Patterns
- Basic programs
(1 Question)
- Q1. Discussed on my last salary
Selected
I applied via Recruitment Consulltant and was interviewed before Apr 2023. There were 3 interview rounds.
(1 Question)
- Q1. General fit to profile filtration
(3 Questions)
- Q1. To the profile applied for
- Q2. Explain an actual component
- Ans.
An actual component is a reusable and modular piece of software that performs a specific function within a larger system.
Components are often designed to be independent and can be easily integrated into different systems.
Examples of components include buttons, input fields, and dropdown menus in a user interface.
Components can have their own logic, styling, and functionality, making them versatile building blocks for s...
- Q3. Design the architecture
- Ans.
Designing the architecture for a software system involves planning the structure and components of the system.
Identify the key components of the system and their interactions
Choose appropriate technologies and frameworks for each component
Consider scalability, performance, security, and maintainability
Create a detailed diagram or documentation of the architecture
(1 Question)
- Q1. Attitude towards work
Interview Preparation Tips
Skills evaluated in this interview
Moningi Ashwini
Selected
I applied via Company Website and was interviewed in Jul 2023. There were 4 interview rounds.
I have given the coding test in python language. Out of 5 questions, we have to attain a minimum of 3 questions.
(1 Question)
- Q1. The questions in technical round is related to the task which were given to us and also they ask basics questions related to technical.
(1 Question)
- Q1. The interview was about the personality check, overeally it was good .
Interview Preparation Tips
Software Developer Interview Questions & Answers
Apmosys Technologies
Anonymous
posted on 4 Nov 2023
I appeared for an interview in Oct 2023.
Easy to medium
profit and loss questions
Permutation and combination
Easy to medium
45 mins
(4 Questions)
- Q1. Basic concept of Oops Java basic
- Q2. Constructor Overloading
- Q3. Operator overloading in Java?
- Ans.
Operator overloading allows operators to be redefined for user-defined types in Java.
Operator overloading is not supported in Java as it can lead to ambiguity and confusion.
Java does not allow custom operators to be defined or existing operators to be overloaded.
Instead of operator overloading, Java provides method overloading where methods with the same name but different parameters can be defined.
- Q4. Define java and it's features
- Ans.
Java is a high-level, object-oriented programming language known for its platform independence and robust features.
Java is platform-independent, meaning it can run on any device with a Java Virtual Machine (JVM)
It is object-oriented, allowing for modular and reusable code
Java is known for its robust standard library, which includes tools for networking, I/O, and more
It supports multithreading, allowing for concurrent e...
(1 Question)
- Q1. Introduction Present events
Skills evaluated in this interview
Software Developer Interview Questions & Answers
Apmosys Technologies
Mityaprangya Das
posted on 24 Sep 2024
I applied via Campus Placement
Easy aptitude, 30 min with 20 question
Interview Preparation Tips
Hoffensoft Interview FAQs
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