Add new modern JavaScript interview questions (#477–#486)#329
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2400032703kotinijeswanth wants to merge 1 commit intosudheerj:masterfrom
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Nov 14, 2025
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This pull request adds a new set of modern JavaScript interview questions as requested in the issue
"Has to update more JavaScript-based questions asked in interviews".
✔ Added new questions 477–486 at the bottom of the Table of Contents
✔ Added corresponding detailed explanations for each question in the README
✔ Covered modern ES2020–ES2023 features such as optional chaining, nullish coalescing, Promise.any, BigInt, private class fields, top-level await, WeakRef, logical assignment operators, and the Temporal API
✔ Followed the exact formatting and structure of the existing repository
No breaking changes introduced.