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21. How do you decode or encode a URL in JavaScript?

18. How do you redeclare variables in a switch block without an error

15. What is the purpose of the let keyword?

12. What is a unary function?

9. What is a first class function?

6. How do you compare Object and Map?

3. What is the difference between Call, Apply and Bind

010 - SEO for HTML

007 - HTML basics for interview

004 - DNS and how does it works