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React Developer Interview Questions
3,476 react developer interview questions shared by candidates
The interview is regarding basic fundamentals of computer science engineering along with real world applications - git - encryption and decryption
What is closures, promise, async await?
What is your experience using Class based vs function based React components?
Why did you chose Proxify?
- Node.js Auth Management - Implementing Redux and its middleware - JS fundamentals
Given a JSON data fetch out the "text" (key) value from it. And the JSON data is very complex. const assert = (result, expected) => { if (result.join(",") !== expected.join(",")) { throw "Error"; } else { console.log("Success"); } } const data = { id: "123", children: [ { id: "124", children: [], text: "Child 1" }, { id: "125", children: [], text: "Child 2" }, { id: "126", children: [ { id: "124", children: [], text: "Child 44" }, { id: "125", children: [], text: "Child 45" } ] } ], text: "Parent" }; let arr = []; const extractText = (childData) => { if(childData.text){ arr.push(childData.text); } if(childData.children.length > 0){ for(let i = 0; i < childData.children.length; i++){ extractText(childData.children[i]); } } } const flatten = (data) => { extractText(data); console.log(arr); return arr; } const expectedResult = ["Parent", "Child 1", "Child 2", "Child 44", "Child 45"]; assert(flatten(data), expectedResult); // This is the output which the function should return and it will match with the correct output ["Parent", "Child 1", "Child 2", "Child 44", "Child 45"];
1. What is your internet speed 2. What spec is your laptop 3. Ask you to discuss some topic for English verification, 4. Show you a picture and ask you to describe what is happening in the picture 5. Written English verification, ask to listen to an audio about a conflict resolution, and write an email to the manager to describe the conflict and also an email to the conflict participants to discuss how to resolve it.
1) How CodePush works ? 2) 2 Sum Problem
Which is more secure encryption, decryption or hashing?
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