Top Interview Questions

Most frequently appearing questions across companies. Click through to see full interview reports.

• 1)Explain the 3 array methods of JS 2)Write JS code to find the first non occured letter in a string 3)Write Playwrig...

  Asked at 1 companies— Capgemini

  Playwright

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• What are the important features of Java 17? What is JWT? How does JWT work in a real-time application? How is authent...

  Asked at 1 companies— Infosys

  Java

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• 1. What is the Page Object Model (POM), and why is it used in Selenium automation? 2. How does driver.close() differ ...

  Asked at 1 companies— Capgemini

  Selenium

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• How do you identify unnecessary re-renders? When should you use code splitting? How does lazy loading work in React? ...

  Asked at 1 companies— PWC

  React

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• Explain the difference between HashMap and ConcurrentHashMap. When would you use each? How do you handle transactions...

  Asked at 1 companies— TCS

  Java

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• 1.Explain the difference between JDK, JRE, and JVM. How are they related? 2.What is the difference between String, St...

  Asked at 1 companies— Infosys

  Java

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• How do you handle frames and iframes in Selenium? What is the Page Object Model (POM)? Why is it used? Write a Page O...

  Asked at 1 companies— Tech Mahindra

  Selenium

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• 1. What is the difference between HashMap and ConcurrentHashMap? 2. Can you explain how HashMap works internally in J...

  Asked at 1 companies— Infosys

  Java

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• 1. BDD with Cucumber • Explain the difference between a Scenario and a Scenario Outline. • Describe the role of a Ste...

  Asked at 1 companies— Wipro

  Selenium

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• Describe the complete CI/CD pipeline you have implemented in your projects.

  Asked at 1 companies— Deloitte

  DevOps

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• What types of Jenkins pipelines are available, and which one do you usually prefer?

  Asked at 1 companies— Deloitte

  DevOps

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• Explain the difference between Declarative and Scripted pipelines in Jenkins.

  Asked at 1 companies— Deloitte

  DevOps

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• How can Jenkins pipelines be created and triggered automatically?

  Asked at 1 companies— Deloitte

  DevOps

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• What are Jenkins Shared Libraries, and how are they used in Jenkinsfiles?

  Asked at 1 companies— Deloitte

  DevOps

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• What stages do you generally include in a Jenkins pipeline to ensure code quality?

  Asked at 1 companies— Deloitte

  DevOps

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• If a Jenkins job runs but the build does not trigger, what could be the possible reasons?

  Asked at 1 companies— Deloitte

  DevOps

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• What is a webhook, and how is it used in CI/CD automation?

  Asked at 1 companies— Deloitte

  DevOps

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• Which Git branching strategy do you follow (for example GitFlow or trunk-based development)?

  Asked at 1 companies— Deloitte

  DevOps

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• How do you prevent breaking the release branch during development?

  Asked at 1 companies— Deloitte

  DevOps

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• If a critical issue is found in production, what steps would you take to resolve it quickly?

  Asked at 1 companies— Deloitte

  DevOps

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• Explain your deployment workflow starting from code commit until production release.

  Asked at 1 companies— Deloitte

  DevOps

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• What are the key steps involved in building a Docker image?

  Asked at 1 companies— Deloitte

  DevOps

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• What is the difference between ENTRYPOINT and CMD in Docker?

  Asked at 1 companies— Deloitte

  DevOps

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• How do you pass environment variables during Docker build and runtime?

  Asked at 1 companies— Deloitte

  DevOps

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• What differences do you see between Selenium and Playwright in automation testing?

  Asked at 1 companies— Accenture

  Selenium

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• How can you retrieve all the options available in a dropdown using Selenium?

  Asked at 1 companies— Accenture

  Selenium

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• When two developers push changes to the same file in Git simultaneously, how would you resolve the merge conflict?

  Asked at 1 companies— Accenture

  Selenium

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• Have you worked with CI/CD pipelines, and how were they used in your project?

  Asked at 1 companies— Accenture

  Selenium

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• If a team currently using Selenium plans to migrate to Playwright, how would you help them adopt the new framework?

  Asked at 1 companies— Accenture

  Selenium

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• How do you handle merge conflicts in Git when multiple parallel tasks are being developed?

  Asked at 1 companies— Accenture

  Selenium

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• What is the purpose of the indexOf() method, and how can it be used when removing duplicate characters from a string?

  Asked at 1 companies— Accenture

  Selenium

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• How does adding + "" help convert a char value into a String in Java?

  Asked at 1 companies— Accenture

  Selenium

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• In Selenium automation, how do you handle dynamic elements or changing locators?

  Asked at 1 companies— Accenture

  Selenium

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• What are the different wait mechanisms in Selenium, and when should each be used?

  Asked at 1 companies— Accenture

  Selenium

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