Corestrat Labs 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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Design Parking - at C# ~ hour

Q1. Angular related questions?
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Q2. Sql related questions?
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Write a program String reverses

Q1. Oops, ds linq sql
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Q2. Devops, cursor, index
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Asked basic Web Development related questions

Mathematics and reasoning

Q1. Interview communication, skills checking
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Q2. Now this time using water fall model r not
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Q3. What is regression testing
Ans. 
Regression testing is the process of retesting a software application to ensure that new code changes have not adversely affected existing functionality.
• Regression testing is performed after code changes to verify that the existing functionality still works correctly.

• It helps in identifying any defects introduced by new code changes.

• Regression testing can be automated to save time and effort.

• Examples of regression test
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Q4. What is ajaile methodology
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Ajaile methodology is a software development approach that focuses on breaking down projects into small, manageable tasks.
• Ajaile methodology emphasizes iterative development and frequent collaboration with stakeholders.

• Tasks are broken down into smaller units to allow for easier tracking and monitoring of progress.

• This approach helps in identifying and addressing issues early in the development process.

• Examples of tool...read more
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Q5. What is component testing
Ans. 
Component testing is a type of testing that focuses on testing individual components or modules of a software application.
• It involves testing each component in isolation from the rest of the application.

• The purpose is to ensure that each component functions correctly on its own.

• Component testing helps identify defects early in the development process.

• Examples include unit testing, integration testing, and module testin
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Aptitude test I am ready

Q1. Tell me about self
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Q2. Why are you join
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Q3. What are you hobbies and interests
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Q4. Your weekness andstrength
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