Extramarks Education Interview Questions, Process, and Tips

Q1. Basic question of javascript like temporal dead zone, hoisting
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Q2. Basic of sql and mongo
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Q1. Logic bluiding question
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Q2. 2 leet code quesztion
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Q1. Slaray negotiation
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Q1. Asked about lazy loading ?
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Q2. What do you mean by denouncing?
Ans. 
Denouncing refers to publicly declaring something as wrong or evil.
• Denouncing is the act of condemning or criticizing something publicly.

• It is often done to express disapproval or to call attention to a wrongdoing.

• Examples include denouncing acts of violence, discrimination, or corruption.

• Denouncing can also be used in political contexts to criticize policies or actions of a government.
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Q3. How redux state are cleaned ?
Ans. 
Redux state can be cleaned by dispatching an action to reset the state to its initial values.
• Dispatching an action with type 'RESET_STATE'

• Updating the reducer to return the initial state when 'RESET_STATE' action is dispatched
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Q4. Sorting the array
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Q5. Make pagination and sorting coding questions.
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Q1. How Netflix video loading works it was of system design
Ans. 
Netflix uses a content delivery network (CDN) to efficiently load videos based on user location and network conditions.
• Netflix uses a distributed network of servers to store and deliver video content closer to users for faster loading times.

• Content is cached on servers located in various regions to reduce latency and improve streaming quality.

• Netflix employs adaptive bitrate streaming to adjust video quality based on a...read more
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Q2. How can we download csv file of more then 1000mb and show the data that is downloaded while downloading?
Ans. 
To download a large CSV file (>1000mb) and show the data while downloading, use streaming and pagination techniques.
• Implement streaming to download the file in chunks instead of all at once.

• Use pagination to display the downloaded data in parts as it is being downloaded.

• Consider using libraries like PapaParse for parsing CSV data efficiently.

• Show a progress bar or indicator to inform the user about the download status.
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Q3. Pattern question
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Q4. React assingment
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Q1. About yourself and sales experience
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Q2. Target achievements and strategy planning
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Given two questions on personal round

Q1. Technical 1 to 1
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Q2. On dsa
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Q1. Final and friendly round
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Q1. They have asked about my resume or working experience. how i implemented those features
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Q2. Merge 2 array and sort in ascending order in JS, use Effect Hooks, Debouncing, Throttling, about API integration, how u fetched and make faster API call.
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