Atlas Software Technologies Softwaretest Engineer Interview Questions and Answers

2 hrs probablity questions

Q1. Find max element from array
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Q2. Binary seeach algo
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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
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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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Q1. Microservice design patterns
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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
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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
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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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Q1. Inheritance in Java
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Inheritance in Java allows a class to inherit properties and behavior from another class.
• Inheritance is achieved using the 'extends' keyword in Java.

• Subclasses can access the methods and fields of their superclass.

• Java does not support multiple inheritance, but a class can implement multiple interfaces.
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