Whatfix Interview Questions, Process, and Tips for Experienced

Questions regarding data structures and algorithms, SQL, and object-oriented programming.

Questions covered topics including .NET Core, JavaScript, and React.

Q1. Can you explain React Higher Order Component to a 5 year old
Ans. 
Higher Order Component is like a magic spell that can make any component do special things.
• HOC is a function that takes a component and returns a new component with added functionality

• It's like adding a superpower to a regular component

• For example, a HOC can add authentication or data fetching capabilities to a component
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Q2. Why would you use React class component over functional component
Ans. 
Class components have access to lifecycle methods and state, while functional components are simpler and more lightweight.
• Class components have access to lifecycle methods such as componentDidMount, componentDidUpdate, componentWillUnmount, etc.

• Class components have the ability to hold and manage local component state.

• Functional components are simpler, more lightweight, and easier to read and test.

• Functional components...read more
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Q1. Design a Todo system in React
Ans. 
A Todo system in React for managing tasks and deadlines
• Use React state to manage the list of tasks

• Create components for adding, editing, and deleting tasks

• Implement functionality for marking tasks as completed

• Include a filter option for viewing completed and pending tasks
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Q2. Store the Todo items in the local storage and retrieve them
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Q1. Normal round, about your past experience, your strengths (technical), question based on strengths, ex - drafting email if that's what told as your strength
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Q1. Same like round 1 but with bit more difficulty level
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Q1. Was questioned on web dev fundamentals (HTML, CSS, Javascript) and Python (was leaned on Object-Oriented principles)
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