Altimetrik Interview Questions, Process, and Tips

Q1. Types of job in kotlin coroutine
Ans. 
Types of jobs in Kotlin coroutine include launch, async, withContext, and runBlocking.
• launch: starts a new coroutine without blocking the current thread

• async: starts a new coroutine and returns a Deferred object with a result

• withContext: switches the coroutine context within a coroutine

• runBlocking: blocks the current thread until the coroutine inside it is completed
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Q2. What is Flow, Channel diffrent between StateFlow and SharedFlow
Ans. 
Flow is a cold asynchronous data stream, Channel is a hot asynchronous data stream. StateFlow is a hot asynchronous data stream with a state, SharedFlow is a hot asynchronous data stream without a state.
• Flow is a cold asynchronous data stream that emits values one by one.

• Channel is a hot asynchronous data stream that can have multiple subscribers.

• StateFlow is a hot asynchronous data stream that retains the most recent ...read more
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Q3. If Flow lifecycle aware
Ans. 
Flow lifecycle aware means using Kotlin Flow with lifecycle awareness in Android development.
• Flow lifecycle aware helps manage data streams in Android apps

• It ensures that data emissions are only observed when the lifecycle is in the appropriate state

• Example: Using Flow with LiveData to update UI components based on lifecycle events
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Q4. What is inline function and highorder function?
Ans. 
Inline functions are functions that are expanded in place at the call site, while high-order functions are functions that can take other functions as parameters or return them.
• Inline functions are expanded in place at the call site to improve performance.

• High-order functions can take other functions as parameters or return them.

• Example of high-order function: map() function in Kotlin.
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Data structure was more and it was difficult round

Q1. It will depend on interviewer
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Q1. It will be depending on Manager who is taking interview
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Q1. It will be very smooth
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Q1. NAnak wel wenk weon
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Q2. NAnank
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Q1. Wedlk k fwkllk own lnfw
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Q2. Now odnw pmpw pnwpf
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HackersRank 2 questions

Q1. Context API's in react
Ans. 
Context API is a feature in React that allows sharing data between components without having to pass props through every level of the component tree.
• Context API provides a way to pass data through the component tree without having to pass props down manually at every level.

• It is useful for sharing global data such as themes, user authentication, or language preferences.

• Context API consists of three main parts: Provider...read more
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Q2. Hooks in react js
Ans. 
Hooks in React JS are functions that let you use state and other React features without writing a class.
• Hooks were introduced in React 16.8 to allow functional components to have state and lifecycle methods.

• useState() is a hook that allows you to add state to functional components.

• useEffect() is a hook that allows you to perform side effects in functional components.

• Custom hooks are reusable functions that can contain ...read more
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Q1. COnteaxt API, Hooks, Redux etc
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Q2. React lifecycle and some basic sorting/searching alogo questions
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