Moolya Software Testing Senior QA Engineer Interview Questions and Answers

Q1. What is your daily approach to testing?
Ans. 
My daily approach to testing involves thorough planning, executing test cases, documenting results, and collaborating with team members.
• I start by reviewing requirements and creating test cases

• I execute test cases manually or using automation tools

• I document test results and report any issues found

• I collaborate with developers and other team members to ensure quality standards are met
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Q2. How do you develop a test strategy?
Ans. 
Developing a test strategy involves defining objectives, identifying test types, prioritizing tests, and creating a plan.
• Define objectives and goals of testing

• Identify types of tests to be conducted (e.g. functional, performance, security)

• Prioritize tests based on risk and criticality

• Create a detailed test plan outlining resources, timelines, and responsibilities
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Round duration - 40 minutes
Round difficulty - Medium

Asked about time complexity of algorithm, puzzles, DBMS, cutting edge technologies etc. What are indexes?

Q1. 
Flip Bits Problem Explanation
Given an array of integers ARR of size N, consisting of 0s and 1s, you need to select a sub-array and flip its bits. Your task is to return the maximum count of 1s that can b...read more
Ans. 
Given an array of 0s and 1s, find the maximum count of 1s by flipping a sub-array at most once.
• Iterate through the array and keep track of the maximum count of 1s obtained by flipping a sub-array.

• Consider flipping a sub-array from index i to j and calculate the count of 1s in the resulting array.

• Return the maximum count of 1s obtained by flipping a sub-array at most once.
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Round duration - 20 minutes
Round difficulty - Medium

Asked 1 standard algorithm

Q1. 
Number of Islands Problem Statement
You are provided with a 2-dimensional matrix having N rows and M columns, containing only 1s (land) and 0s (water). Your goal is to determine the number of islands in t...read more
Ans. 
Count the number of islands in a 2D matrix of 1s and 0s.
• Iterate through the matrix and perform depth-first search (DFS) to find connected 1s.

• Mark visited cells to avoid redundant traversal.

• Increment island count whenever a new island is encountered.
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Q1. What are the important HTTP methods in postman ?
Ans. 
Important HTTP methods in Postman include GET, POST, PUT, PATCH, and DELETE.
• GET: Used to retrieve data from a server. Example: GET request to fetch user details.

• POST: Used to submit data to a server. Example: POST request to create a new user.

• PUT: Used to update data on a server. Example: PUT request to update existing user details.

• PATCH: Used to partially update data on a server. Example: PATCH request to update user'...read more
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Q2. Explain the difference between functional and non-functional testing
Ans. 
Functional testing focuses on testing the functionality of the software, while non-functional testing focuses on testing the performance, usability, and other non-functional aspects.
• Functional testing ensures that the software functions as expected based on the requirements.

• Non-functional testing evaluates aspects such as performance, usability, reliability, and scalability.

• Examples of functional testing include unit t...read more
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Q1. What is the assertions in postman and its importance
Ans. 
Assertions in Postman are validation points to ensure the expected response from an API
• Assertions in Postman are used to validate the response of an API request

• They help ensure that the response meets the expected criteria

• Common types of assertions include status code, response body content, response time, etc.

• Examples of assertions in Postman: checking if status code is 200, verifying specific data in response body
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Q2. What are the seven principles of testing
Ans. 
The seven principles of testing are guidelines that help testers in their testing activities.
• Testing shows the presence of defects, not their absence.

• Exhaustive testing is impossible.

• Early testing saves time and money.

• Defect clustering occurs.

• Pesticide paradox - if the same tests are repeated over and over, eventually the same set of test cases will no longer find any new bugs.

• Testing is context dependent.

• Absence-of-er...read more
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Q1. Common HR discussion
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