What is state and props
React Developer Interview Questions
3,481 react developer interview questions shared by candidates
Why do you want to work at merck ?
explain NgRX in detail, Observable, services
Coding related to fetch, closure, redux
Question 1: React / const arr = [1, 2, 4, 5, 7, 8, 9], // There will be 2 buttons, // 1. Start: on clicking start it will show 1 element from array and increase counter by 1 in 1 sec // 2. Pause: on clicking pause it will pause the changing of element // On again clicking start it will start from counter where it was pause Question 2: Javascript // find out maximum positive product of 2 elements const input1 = [-8, 6, 3, 1, -10, 9, -3]; const input2 = [-8, 6, 3, 1, -10, 9, 11];
What is Babel and why is it important?
1. All JS copy-paste interview questions from the internet. 2. Greedy Algorithm, Bubble Sort
JS closure, hoisting, setTimeout Reverse String without in-built function. Component Life-cycle. CSS - positions in css, pseudo-element and pseudo-class, difference between inline, block and inline-block. few js coding problem.
DSA, JavaScript core, project information
HR Interview - Questions about your resume, experience, challenges and accomplishments Team pair programming - Using React and hooks Coffee chat - Informal discussions with team members about the company and how the teams work
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