Accenture JavaScript Interview Questions 2026

Published July 22, 2026 · Updated July 22, 2026

9 real JavaScript interview questions asked at Accenture. Upvoted by engineers who cleared the loop. Covers Technical rounds.

9 questions
268 engineers asked
475 upvotes
Company: Accenture
Technology: JavaScript

All JavaScript Questions Asked at Accenture

Accenture Medium Technical round SeleniumPlaywrightJavaScript

What differences do you see between Selenium and Playwright in automation testing? Cover architecture, browser support, speed, built-in waiting mechanisms, and cross-language support.

↑ 61 upvotes · 22 engineers asked this · Developer
Accenture Medium Technical round SeleniumPlaywrightJavaScript

If a team currently using Selenium plans to migrate to Playwright, how would you help them adopt the new framework? Cover project structure, locator migration, parallel execution setup, and CI integration.

↑ 52 upvotes · 15 engineers asked this · Developer
Accenture Medium Technical round JavaJavaScript

When two developers push changes to the same file in Git simultaneously, how would you resolve the merge conflict? Walk through: pulling latest, identifying conflict markers (<<<, ===, >>>), choosing which changes to keep, testing after resolution, and committing the merge.

↑ 53 upvotes · 20 engineers asked this · Developer
Accenture Medium Technical round 8–12 YearsJavaScriptHTMLReact

What is the difference between async and defer attributes in JavaScript? When would you use each one?

↑ 41 upvotes · 28 engineers asked this · Full Stack Developer
Accenture Medium Technical round 8–12 YearsJavaScriptCDNReact

How would you optimize video delivery in a web application to reduce load times and improve user experience?

↑ 33 upvotes · 21 engineers asked this · Full Stack Developer
Accenture Hard Technical round 8–12 YearsReactJavaScriptPerformance

What causes unnecessary re-renders in React, and how can React.memo, useMemo, and useCallback help improve performance?

↑ 78 upvotes · 54 engineers asked this · Full Stack Developer
Accenture Medium Technical round 8–12 YearsHTMLJavaScriptPerformance

What are resource hints such as preload, prefetch, and dns-prefetch? Explain when you would use each of them.

↑ 45 upvotes · 31 engineers asked this · Full Stack Developer
Accenture Medium Technical round 8–12 YearsJavaScriptReactPerformance

How would you optimize the loading of third-party scripts such as analytics, chat widgets, or advertising libraries?

↑ 49 upvotes · 33 engineers asked this · Full Stack Developer
Accenture Hard Technical round 8–12 YearsReactJavaScriptPerformance

A component renders hundreds of items and users experience UI lag. How would you investigate and optimize the rendering performance?

↑ 63 upvotes · 44 engineers asked this · Full Stack Developer

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Frequently asked questions

What differences do you see between Selenium and Playwright in automation testing? Cover architecture, browser support, speed, built-in waiting mechanisms, and cross-language support.
What differences do you see between Selenium and Playwright in automation testing? Cover architecture, browser support, speed, built-in waiting mechanisms, and cross-language support.
If a team currently using Selenium plans to migrate to Playwright, how would you help them adopt the new framework? Cover project structure, locator migration, parallel execution setup, and CI integration.
If a team currently using Selenium plans to migrate to Playwright, how would you help them adopt the new framework? Cover project structure, locator migration, parallel execution setup, and CI integration.
When two developers push changes to the same file in Git simultaneously, how would you resolve the merge conflict?
When two developers push changes to the same file in Git simultaneously, how would you resolve the merge conflict? Walk through: pulling latest, identifying conflict markers (<<<, ===, >>>), choosing which changes to keep, testing after resolution, and committing the merge.
What is the difference between async and defer attributes in JavaScript? When would you use each one?
What is the difference between async and defer attributes in JavaScript? When would you use each one?
How would you optimize video delivery in a web application to reduce load times and improve user experience?
How would you optimize video delivery in a web application to reduce load times and improve user experience?
What causes unnecessary re-renders in React, and how can React.memo, useMemo, and useCallback help improve performance?
What causes unnecessary re-renders in React, and how can React.memo, useMemo, and useCallback help improve performance?
What are resource hints such as preload, prefetch, and dns-prefetch? Explain when you would use each of them.
What are resource hints such as preload, prefetch, and dns-prefetch? Explain when you would use each of them.
How would you optimize the loading of third-party scripts such as analytics, chat widgets, or advertising libraries?
How would you optimize the loading of third-party scripts such as analytics, chat widgets, or advertising libraries?