Viacom18 Media Senior Android Developer Interview Questions and Answers

Q1. 1. Kotlin extension 2. Sealed class 3. Final keyword
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Asked simple Android coding test with Google support.

Q1. Interviewer asked for some scenario based questions
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Q2. Do you handle the code repos and what are the third party libraries are used in your past experience.
Ans. 
Yes, I have experience in handling code repos and have used various third-party libraries.
• I have experience in using Git for version control and have managed code repositories on GitHub and Bitbucket.

• I have used third-party libraries such as Retrofit, OkHttp, Gson, and Picasso for network operations, JSON parsing, and image loading respectively.

• I have also used libraries like ButterKnife and Dagger for dependency injec...read more
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Q1. How to identify memory leaks in the entire project
Ans. 
Use Instruments tool to identify memory leaks in iOS projects
• Use Instruments tool provided by Xcode to run the app and analyze memory usage

• Look for memory leaks in the Allocations and Leaks instruments

• Check for any objects that are not being deallocated properly, causing memory leaks
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Q2. What is content hugging
Ans. 
Content hugging is a constraint that determines how much a view wants to grow or shrink to fit its content.
• Content hugging priority is used to determine which view should grow or shrink first when there is not enough space.

• Higher content hugging priority means the view wants to stay at its intrinsic content size.

• Lower content hugging priority means the view is willing to grow or shrink to accommodate other views.
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Q1. What do you want to join this company
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Q1. Normal technical interview question like life cycle, class, structure, URL session, Player, googleAdd, apple store
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Q2. Life cycle of UIview controller
Ans. 
The life cycle of a UIView controller includes methods for initialization, appearance, disappearance, and deallocation.
• ViewDidLoad - called when the view controller's view is loaded into memory

• ViewWillAppear - called before the view is added to the view hierarchy

• ViewDidAppear - called after the view is added to the view hierarchy

• ViewWillDisappear - called before the view is removed from the view hierarchy

• ViewDidDisappe...read more
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