FCI CCM QA Engineer Interview Questions and Answers

Q1. Operating System, DBMS
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Q2. Long increasing subsequence
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We have to find bugs in the virtual website in which they have given

Q1. Java coding for array duplicates
Ans. 
Java code to find duplicates in an array of strings
• Iterate through the array and use a HashSet to keep track of unique elements

• If an element is already in the HashSet, it is a duplicate

• Print or store the duplicates as needed
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Q2. Java code for reverse string without split
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Java code to reverse a string without using split method
• Create a char array from the input string

• Use two pointers to swap characters from start and end of the array

• Continue swapping until the pointers meet in the middle
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Q1. Why you choose to work in qa
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I chose to work in QA because I enjoy ensuring quality and improving processes.
• I have a keen eye for detail and enjoy finding and fixing bugs in software.

• I like the challenge of testing different scenarios and ensuring the product meets requirements.

• I find satisfaction in improving processes and helping to deliver a high-quality product to customers.
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Q2. In which technologys you worked
Ans. 
I have worked with technologies such as Selenium, JUnit, TestNG, Jenkins, and Git.
• Selenium for automated testing of web applications

• JUnit and TestNG for writing and executing test cases

• Jenkins for continuous integration and continuous deployment

• Git for version control and collaboration
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Intel test with all basic 50 apti ques

Q1. Basic testing questions, SQL ques
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Java code like tree structure, fibonacci series

Q1. Manual testing, Selenium with java, Automation testing
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Q1. Hypothetical questions, Puzzle, Databse testing, Real time scenario based questions
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Q1. Testibg realted questions
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Q2. Regression, retesting
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Q1. What are the testing techniques you used in your previous project?
Ans. 
I used various testing techniques such as black box, white box, regression, and exploratory testing.
• Black box testing to test the functionality of the application without knowing the internal code

• White box testing to test the internal code and structure of the application

• Regression testing to ensure that new changes do not affect existing functionality

• Exploratory testing to discover defects and issues that may not be f
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Q2. Difference between white box and black box testing with examples
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White box testing is testing the internal structure of the system while black box testing is testing the external behavior of the system.
• White box testing is also known as clear box testing or structural testing.

• It involves testing the code, architecture, and design of the system.

• Examples include unit testing, integration testing, and code coverage analysis.

• Black box testing is also known as functional testing.

• It invol...read more
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Q3. Regression testing and the need for it
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Regression testing is important to ensure that changes made to the software do not negatively impact existing functionality.
• Regression testing helps to identify any defects or issues that may have been introduced during development or changes made to the software.

• It ensures that existing functionality still works as expected after changes have been made.

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

• Exampl...read more
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Q4. Difference between test case and use case
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Test case is a set of steps to validate a specific functionality while use case is a scenario of how a user interacts with the system.
• Test case is used to validate a specific functionality of the system while use case is a scenario of how a user interacts with the system.

• Test case is written by the tester while use case is written by the business analyst or the end user.

• Test case is usually a step-by-step instruction w...read more
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Q5. SQL Queries involving joins, order by, like
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