DXC Technology Softwaretest Engineer Interview Questions and Answers

Find the dominations

Q1. Implement min stack
Ans. 
Implement a stack that supports finding the minimum element in constant time.
• Create a stack to store elements and another stack to store minimum values.

• When pushing an element, check if it is smaller than the current minimum and push it to the min stack if so.

• When popping an element, check if it is the current minimum and pop from the min stack if so.

• To get the minimum element, simply return the top element of the min
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Q2. Find the lca of a given nodes
Ans. 
The lowest common ancestor (LCA) of two nodes in a tree is the shared ancestor that is located farthest from the root.
• Traverse the tree from the root to find the paths from the root to each node.

• Compare the paths to find the last common node between the two paths, which is the LCA.

• If one node is an ancestor of the other, return that node as the LCA.
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Q1. Basic c# questions
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Q2. Basic Asp.net Mvc questions
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Q1. Automation Framework
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Q2. Which Framework you use Test NG, BDD. Explain?
Ans. 
I use TestNG for unit testing and BDD (Behavior Driven Development) for integration testing.
• TestNG is used for unit testing to validate individual units of code.

• BDD is used for integration testing to validate the behavior of the system.

• TestNG allows for easy setup of test cases using annotations like @Test, @BeforeMethod, @AfterMethod.

• BDD frameworks like Cucumber use plain English sentences to define test scenarios.

• Tes...read more
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Q1. Question on multithreading
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Q2. Questions on springboot exception handling , fault tolerance in microservices etc.
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There were 20 aptitude questions and 2 codeing questions

Q1. About you project and simple coding questions
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Q1. Commen questions like hobbies and favorite subject ect
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Q1. Normal HR questions
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Q2. Tell me about your self
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Q3. What is your salary expansion
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Q1. Microservice design patterns
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Q1. Funtional testing
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Q2. Bug severity and proiriry
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