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Jio Senior Android Developer Interview Questions and Answers
Jio Senior Android Developer Interview Experiences
1 interview found
Anu Chaudhary
I was interviewed in Apr 2024.
(1 Question)
- Q1. 1. What is happen when App is launch on Android 2. Internal working of MVVM 3. System design for 2 page App that has one listing and detail page 4. Clean Architecture 5. How garbage collector works 6. Mo...
- Ans.
Answers to various technical questions related to Android development.
1. When an app is launched on Android, the system creates a new instance of the Activity class for the main activity and loads the layout.
2. MVVM (Model-View-ViewModel) is a design pattern that separates the UI, business logic, and data. The View interacts with the ViewModel to update the data.
3. For a 2-page app with a listing and detail page, you c...
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Anonymous
I applied via Referral and was interviewed in Aug 2024. There was 1 interview round.
(4 Questions)
- Q1. Output question on hoisting
- Q2. Custom Reduce method of JS
- Ans.
Custom reduce method in JavaScript allows for custom logic to be applied when reducing an array.
Custom reduce method can be implemented using a for loop to iterate over the array elements.
The custom logic can be defined within the reduce method to perform specific operations on each element.
The initial value for the accumulator can be provided as an argument to the custom reduce method.
Example: Implementing a custom re...
- Q3. Bracket validation code
- Q4. React Native, Redux concept, Pure Functions, Pure Component vs React.memo, FlatList
Skills evaluated in this interview
(2 Questions)
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- Q2. Fweeqw fweewqfqwf wfqwqe weqfwqfwqe
Vishal Jangid
Selected
I applied via Job Fair and was interviewed before Jul 2023. There was 1 interview round.
(2 Questions)
- Q1. What is mvvm how it handle configuration changes ?
- Ans.
MVVM stands for Model-View-ViewModel, a design pattern that separates the UI from the business logic.
MVVM separates the UI (View) from the business logic (ViewModel) using a data-binding mechanism.
ViewModel retains data during configuration changes, ensuring that data is not lost when the device is rotated or the app is put in the background.
ViewModel survives configuration changes by being retained by the system, whil
- Q2. Android 14 changes?
- Ans.
Android 14 introduced new features like improved privacy controls, enhanced performance, and updated APIs.
Improved privacy controls with more granular app permissions
Enhanced performance optimizations for smoother user experience
Updated APIs for developers to utilize new functionalities
Introduction of new security features to protect user data
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