This is first set of front-end interview questions . These given below front-end Interview questions are asked very frequently to candidates.
- Difference between var and let.
- What is prototype and prototype chain ?
- Polyfill for promise all.
- What is async / await ?
- How async / wait is different from promises ?
- What is difference between function expression and declaration ?
- What is difference ‘==‘ and ‘===‘ ?
- What is difference between arrow and normal function ?
- What are closures ?
- What are promises and how are they better than callbacks ?
- Polyfill for bind.
- What are the different types of browser storage ?
- What is difference between null and undefined.
- What is difference between spread and rest operator.
- What is prototype and prototype chain ?
- Reverse a string.
- What are some practical uses of closures ?
To learn more about technical stuff, Please refer given below link.
https://techieindoor.com/
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