What JavaScript questions does Ola ask in interviews?
Explain the difference between async and defer attributes and their impact on rendering, explain how JS handles async (event loop), and explain the this keyword binding rules.
Verify This Answer
Cross-check this information using these trusted sources:
More FAQs in JavaScript Interview Questions Asked by Specific Companies
sum(1)(2)(3)(4)..(n) (currying), implement debounce, implement Promise.all polyfill, and predict event loop output (sync, microtask, macrotask ordering).
Implement debounce and explain when to use it, explain and implement event delegation, implement a deep clone function, and implement map/filter/reduce polyfills.
Implement throttle from scratch, explain the difference between debouncing and throttling and when to use each, explain prototypal inheritance, and explain closures with a real example.
Still have questions?
Browse all our FAQs or reach out to our support team