Simform Reactjs Developer Interview Questions, Process, and Tips

Q1. What is your expected CTC
Ans. 
My expected CTC is based on my experience, skills, and the market rate for Reactjs Developers.
• My expected CTC is in line with industry standards for Reactjs Developers.

• I have considered my level of experience and expertise in Reactjs development.

• I am open to negotiation based on the overall compensation package offered by the company.
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Q2. What version of React you use?
Ans. 
I use the latest stable version of React for my projects.
• I always make sure to update to the latest stable version to take advantage of new features and improvements.

• For example, I am currently using React version 17.0.2 in my projects.

• I also keep an eye on the React release notes to stay informed about any breaking changes or deprecations.
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Q1. What is reconcilation in ReactJs
Ans. 
Reconciliation in ReactJs is the process of updating the DOM to match the virtual DOM after a state change.
• Reconciliation is the algorithm that React uses to update the UI efficiently.

• It compares the virtual DOM with the previous virtual DOM and only updates the necessary components.

• Reconciliation is a key feature that helps React achieve high performance.

• Example: When a user clicks a button causing a state change, Rea...read more
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Q2. How does Virtual DOM work
Ans. 
Virtual DOM is a lightweight copy of the actual DOM that React uses to efficiently update the UI.
• Virtual DOM is a representation of the actual DOM in memory.

• When state changes, React compares the Virtual DOM with the actual DOM to identify the differences.

• React then updates only the necessary parts of the actual DOM, minimizing performance impact.
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