Synechron Reactjs Developer Interview Questions and Answers

Write a program in vanila js to fetch api data and show in dropdow after select it should call api for perticular data and also should cache value of if it is recent api call happen

Q1. Unit Testing Questions Asked
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Q1. What next after npm build
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After running npm build, the next step is to deploy the built application to a web server or hosting platform.
• Upload the build files to a web server or hosting platform

• Configure the server to serve the build files

• Test the deployed application to ensure it is working correctly
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Q1. 1. Fetch data from api and display in UI list format
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Answering how to fetch data from API and display in UI list format for Reactjs Developer interview.
• Use fetch or axios to fetch data from API

• Store the data in state or Redux store

• Map through the data and display in UI list format

• Handle loading and error states

• Example: fetch('https://api.example.com/data').then(response => response.json()).then(data => setData(data))

• Example: {data.map(item =>

• {item.name
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Q2. Every possible question related to reactjs
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