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Plackal Senior IOS Developer Interview Questions and Answers
Plackal Senior IOS Developer Interview Experiences
1 interview found
Anonymous
(2 Questions)
- Q1. What is Delegate and how to use it
- Ans.
Delegate is a design pattern in iOS development where one object acts on behalf of, or in coordination with, another object.
Delegates are used to establish communication between objects.
Delegates help in implementing the concept of loose coupling.
Delegates are commonly used in iOS development for handling events, data passing, and customizing behavior.
Example: UITableViewDelegate and UITableViewDataSource protocols in ...
- Q2. How to support multi language support
- Ans.
Use localization files to support multiple languages in iOS apps
Create a Localizable.strings file for each language you want to support
Use NSLocalizedString function to retrieve localized strings in code
Update UI elements with localized strings in Interface Builder
Test the app with different language settings to ensure proper localization
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Android Developer Interview Questions & Answers
Bajaj Finserv
Shrikar Shirish Korwar
posted on 23 May 2024
Selected
I applied via Naukri.com and was interviewed in Nov 2023. There were 2 interview rounds.
(1 Question)
- Q1. Duplicate elements in a array with o(n) complexity.
- Ans.
Use a HashSet to track duplicate elements in linear time complexity.
Create a HashSet to store unique elements.
Iterate through the array and check if the element is already in the HashSet. If it is, then it is a duplicate.
Add the duplicate elements to a separate list or array.
(1 Question)
- Q1. Coroutines in details
- Ans.
Coroutines are a way to perform asynchronous operations in a sequential manner in Kotlin.
Coroutines are lightweight threads that can be used for asynchronous programming.
They allow for sequential code execution with suspend functions.
Coroutines can be used for tasks like network calls, database operations, and UI updates.
They are part of Kotlin's standard library and are supported in Android development.
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I applied via Job Portal and was interviewed in Oct 2023. There was 1 interview round.
(3 Questions)
- Q1. Fragments vs Acttivty
- Ans.
Fragments are reusable UI components within an Activity, allowing for more modular and flexible design.
Fragments can be added or removed dynamically within an Activity.
Activities represent a single screen with a user interface, while Fragments can be used to create multi-pane layouts for tablets.
Fragments have their own lifecycle and can be reused across multiple Activities.
Example: A news app may use a Fragment to dis...
- Q2. Basic kotlin ques
- Q3. Faced issues in project
- Ans.
Yes, faced issues in project
Encountered compatibility issues with different Android versions
Struggled with optimizing app performance for lower-end devices
Had challenges with integrating third-party APIs
Skills evaluated in this interview
I applied via Campus Placement and was interviewed in Sep 2023. There were 2 interview rounds.
It was similar to questions in indiabix website
(1 Question)
- Q1. SQL queries and oops questions
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