ReactJS live interview | First round | Html+Css+Javascript | 2+ year's experience | Service based

ReactJS live interview | First round | 2+ year experience
This is first round of the interview. The candidate got selected.
live reactjs interview.
react live interview.
react interview experience interview.
#reactjs
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[ritikraj]

1. What are semantic tags in HTML ?
2. What is difference b/w Display-None && Display-Hidden ?
3. Do all HTML tags have end tag or there are some specific ?
4. Diffrence b/w HTML elements and Tags ?
5. What is meta tag and what is it's use ?
6. What is difference b/w Document.createElement and Document.fragement ?
7. Javascript is synchronous or Asynchoronus ?
8. So how does js do Async process explain in more detail ? setTimout and setInterval is js function ?
9. What is Hoisting ?
10. What is difference b/w let, var and const ?
11. Const is also Hoisted ?
12. What is 'this' keyword in Js ?
13. What is Call-Apply and Bind ?
14. What is difference b/w Regular fn && Arrow fn. ?
15. What is deep copy and Shallow copy ?
16. What is difference b/w Async and Defer in Script tag used in HTML file ?
17. What is Lexical scope and Scope chain ?
18. What is closures ?
19. What are polyfills and write a map fn polyfill ?
20. Write polyfill for bind ?
21. What are Throttling function ?
22. How can we increase the performance of web-page and how to check the performance ?
23. Have you any idea of performance API ?

[bishwajeetpandey]

This type of video really helpful for beginners like me so that we can mentally prepare our self for interviews, eagerly waiting for the second round

[AmitSingh-qvbu]

Soon he will launch his course. His teaching ability is next level. All the best

[udaykulkarni]

Good vid. Btw..Where are you applying ? Trying to switch for almost month. Not getting much calls.

[nikmat]

Is it just me or anyone else think that interviewers doesn’t know half the shit they’re asking