ValueLabs Senior Automation Test Engineer Interview Questions and Answers

Q1. Difference between hashset and hashcode
Ans. 
HashSet is a collection that does not allow duplicate elements, while hashCode is a method used to generate a unique integer value for an object.
• HashSet is a collection class in Java that does not allow duplicate elements.

• HashCode is a method in Java that returns a unique integer value for an object.

• HashSet uses hashCode method to determine uniqueness of elements.

• Example: HashSet set = new HashSet<>(); set.add("apple")...read more
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Q2. API error code 403
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Reverse a string, find the repetition of characters, Fibonacci series, selenium web elements handling. Organizational workflows.

Selenium web automation for a web demo page.

Q1. Multiple questions on Linux , how to get a process id, how to kill a process, what is difference between process and thread, what is the difference between concurrent and parallel process etc.
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Q2. Few scenario based questions around linux systems, how will you trouble shoot if client not able to connect to servers running an appilcation.
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Q3. Testing related questions, what is diff between Performance and Scale testing, where to use which one
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Q1. Coding questions basics, related to file handling, parsing files, etc.
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Q2. Linux based questions - scenarios where multiple clients trying to write to same file, how till integrity of file be maintained and how will server manager the data does not get corrupted.
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30 mins - interview duration
C# OOPS, Selenium and Manual testing concepts

Q1. Reverse a string
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Q2. Collections
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30 minutes duration it was good expereience