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Hoffensoft Interview Questions, Process, and Tips
Top Hoffensoft Interview Questions and Answers
- Q1. What is intent and hiw many type are there?asked in Android Developer interview
- Q2. Explain about Activity life cycle and fragment life cycleasked in Android Developer interview
- Q3. Difference between arraylist and Hasmap wihch is bestasked in Android Developer interview
Hoffensoft Interview Experiences
3 interviews found
Anonymous
Selected
I applied via Referral and was interviewed before Apr 2023. There was 1 interview round.
(7 Questions)
- Q1. What is the app life cycle in iOS?
- Ans.
The app life cycle in iOS refers to the sequence of events that occur from the time an app is launched to when it is terminated.
The app is launched by the user or system.
The app enters the foreground and becomes active.
The app can enter the background when the user switches to another app or the device locks.
The app can be terminated by the user or system.
The app can also be suspended, where it remains in memory but do...
- Q2. Difference between Class and struct
- Ans.
Classes are reference types, while structs are value types in Swift.
Classes are reference types, meaning they are passed by reference. Changes made to one instance will affect all references to that instance.
Structs are value types, meaning they are passed by value. Each instance has its own copy, so changes made to one instance do not affect others.
Classes support inheritance, while structs do not.
Classes have deiniti...
- Q3. What is Protocol?
- Ans.
Protocol is a set of methods and properties that a class, struct, or enum can implement to define a particular functionality.
Protocols define a blueprint of methods, properties, and other requirements that a class or struct must adhere to.
They are similar to interfaces in other programming languages.
Classes, structs, and enums can adopt protocols by conforming to them.
Protocols allow for polymorphism and code reuse in ...
- Q4. What are the types of access controls in iOS
- Ans.
Types of access controls in iOS include public, internal, private, and fileprivate.
Public: Accessible from anywhere, both within the module and outside.
Internal: Accessible from anywhere within the module.
Private: Accessible only within the defining type.
Fileprivate: Accessible only within the same file.
- Q5. What is Closure?
- Ans.
A closure is a self-contained block of code that can be passed around and used in your code.
Closures capture and store references to any constants and variables from the context in which they are defined.
Closures are similar to blocks in Objective-C and lambdas in other programming languages.
Closures can be used to pass functions as arguments to other functions.
Example: { (parameters) -> return type in code }
- Q6. What is Generics?
- Ans.
Generics allow you to write flexible, reusable functions and data types that can work with any type.
Generics enable you to write functions and data types that can work with any type.
They help in writing flexible and reusable code.
Example: Array
can hold elements of any type T.
- Q7. Define APNs life Cycle?
- Ans.
APNs life cycle refers to the process of sending push notifications to iOS devices.
APNs connects with the device through a persistent and secure connection.
The device registers with APNs to receive push notifications.
When a push notification is sent, APNs delivers it to the device.
If the device is offline, APNs stores the notification and delivers it when the device is back online.
Skills evaluated in this interview
Top Hoffensoft IOS Developer Interview Questions and Answers
IOS Developer Interview Questions asked at other Companies
(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
Top Hoffensoft Android Developer Interview Questions and Answers
Android Developer Interview Questions asked at other Companies
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 Hoffensoft Android Developer Interview Questions and Answers
Android Developer Interview Questions asked at other Companies
Jobs at Hoffensoft
Top trending discussions
Interview questions from similar companies
(2 Questions)
- Q1. What is an activity in Android?
- Ans.
An activity in Android is a single screen with a user interface where users can interact with the app.
Activities are the building blocks of an Android app.
Each activity is a subclass of the Activity class.
Activities can be started, paused, resumed, and stopped based on user interactions.
Examples: Login screen, Settings screen, Main screen.
- Q2. It's a screen representing a UI in an Android app.
(2 Questions)
- Q1. What is an activity in Android?
- Ans.
An activity in Android is a single screen with a user interface where users can interact with the app.
Activities are the building blocks of an Android app.
Each activity is a subclass of the Activity class.
Activities can be started, paused, resumed, and stopped based on user interactions.
Examples: Login screen, settings screen, profile screen.
- Q2. An activity represents a single screen in an app.
- Ans.
Yes, an activity represents a single screen in an app.
An activity is a component of an app that provides a user interface.
Each activity typically corresponds to one screen in the app.
Activities can be started and stopped, and can interact with each other.
Examples: Login screen, Home screen, Settings screen.
(2 Questions)
- Q1. How do you the display a Toast message in Android?
- Ans.
To display a Toast message in Android, use the Toast class and call the makeText() method.
Create a Toast object by calling Toast.makeText() method with context, message, and duration parameters
Call show() method on the Toast object to display the message on the screen
- Q2. Toast.make Text(context, "Hello World",Toast.LENGTH_SHORT).show();
Interview Preparation Tips
(2 Questions)
- Q1. Where is Android language use?
- Ans.
Android language is used in developing applications for Android devices.
Android language, such as Java or Kotlin, is used to develop mobile applications for Android devices
Android language is used to create user interfaces, handle data storage, and implement functionality in Android apps
Developers can use Android Studio, an official IDE for Android development, to write and test their code
- Q2. Android Language is a Programming language in ready to Mobile apps and Desktop app....etc
(2 Questions)
- Q1. What is the difference between Activity and Fragment in Android?
- Q2. Activity and Fragment.
I applied via Naukri.com and was interviewed in Dec 2021. There were 4 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Kotlin in Depth
- Q2. MVVM in Depth
- Ans.
MVVM is a design pattern that separates the UI logic from the business logic.
MVVM stands for Model-View-ViewModel
Model represents the data and business logic
View represents the UI
ViewModel acts as a mediator between the View and Model
ViewModel exposes data and commands to the View
MVVM helps in unit testing and maintainability
Interview Preparation Tips
Other than these, threre are "Handler and looper" and Rxjava. Currently all companies asking for these in details.
Skills evaluated in this interview
I appeared for an interview before Aug 2023.
(2 Questions)
- Q1. About interview process
- Q2. Discussion on Salary
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