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Birlasoft Senior IOS Developer Interview Questions and Answers
Birlasoft Senior IOS Developer Interview Experiences
1 interview found
Dispatchgroup
Delegate
Protocol
(2 Questions)
- Q1. What is Dispatch Group ?
- Ans.
Dispatch Group is a mechanism in iOS for managing multiple tasks and synchronizing their completion.
Dispatch Group allows you to monitor a group of tasks and be notified when they are all completed.
You can use Dispatch Group to wait for multiple asynchronous tasks to finish before proceeding.
Dispatch Group can be used to manage concurrent tasks and avoid race conditions.
Example: Using Dispatch Group to download multipl...
- Q2. What are delegate write an example
- Ans.
Delegates are used in iOS development to allow one object to communicate with another object.
Delegates are used to establish communication between objects in iOS development.
Delegates are defined using protocols in Swift or Objective-C.
An example of using delegates is implementing the UITableViewDelegate protocol to handle table view events.
Interview Preparation Tips
Skills evaluated in this interview
Interview questions from similar companies
Selected
I applied via Referral and was interviewed in Jun 2024. There were 3 interview rounds.
(3 Questions)
- Q1. IOS & Swift Basics
- Q2. 1 Coding question( String/ Array) Level
- Q3. Write Delegation example, They will show the code and ask whats wrong in the code & whats the o/p of the code. expect questions like Closure Capture List, InOut parameter
(2 Questions)
- Q1. This round was not based on iOS for me. Question was related to my past projects based on my resume.
- Q2. More focous on architectures and design patterns like MVC, MVVM, Viper, Solid, Clean coding
(1 Question)
- Q1. Whats your expected Salary?
Interview Preparation Tips
- Array & String Level DSA is enough
- Study Architecture & Design pattern
I applied via Company Website and was interviewed in Aug 2024. There was 1 interview round.
(2 Questions)
- Q1. Explain MVVM and its pros/cons
- Ans.
MVVM is a design pattern that separates the UI, business logic, and data layers in an iOS application.
Model: Represents the data and business logic of the application.
View: Represents the UI components of the application.
ViewModel: Acts as a mediator between the Model and View, handling the presentation logic and data binding.
Pros: Separation of concerns, easier to maintain and test, promotes reusability.
Cons: Increase...
- Q2. Multithreading in swift
- Ans.
Multithreading in Swift allows for concurrent execution of tasks to improve performance and responsiveness.
Use Grand Central Dispatch (GCD) for managing concurrent tasks
Avoid blocking the main thread to prevent UI freezes
Consider using Operation and OperationQueue for more complex task management
Skills evaluated in this interview
Rahul Parikh
I applied via LinkedIn and was interviewed in Mar 2024. There were 2 interview rounds.
Complex Question are there like images patter and we have to predict next image
There are two task for coding. both are easy.
(1 Question)
- Q1. Self intro,swift basic to advance
(1 Question)
- Q1. Self intro , coding and technical question
(1 Question)
- Q1. Salary discussion from hr
Interview Preparation Tips
Boobalan S
(2 Questions)
- Q1. Multithreading, Collection list
- Q2. Java Program on Strings, Threads
(2 Questions)
- Q1. Project Explanation
- Q2. Git Commands, Linux Commands
Khushbu Kushwah
(2 Questions)
- Q1. Some basic Questions related to iOS concepts.
- Q2. Multithreading and multitasking.
(2 Questions)
- Q1. Advanced iOS Questions.
- Q2. API Calling, Json Parsing
Interview Preparation Tips
Senior Android Developer Interview Questions & Answers
Persistent Systems
Anonymous
posted on 13 May 2024
I applied via Company Website and was interviewed in Apr 2024. There were 2 interview rounds.
(4 Questions)
- Q1. Solid principles, core java,kotlin
- Q2. Mvvm,mvp,mvc,flows
- Q3. State flow shared flow
- Q4. Builder pattern
(3 Questions)
- Q1. Technical scenarios
- Q2. Java coding,data structures
- Q3. Algo,complex views,compose
Interview Preparation Tips
- Kotlin
- MVVM
(2 Questions)
- Q1. Threading kotlin
- Q2. Play services security
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
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