Capgemini Quality Analyst Tester Interview Questions and Answers

Q1. Describe the projects u worked on.
Ans. 
I have worked on various projects involving test automation for web applications using Selenium and API testing using Postman.
• Developed automated test scripts using Selenium WebDriver for regression testing of web applications

• Created test suites and executed test cases using TestNG framework

• Performed API testing using Postman to validate response data and status codes

• Integrated test automation scripts with CI/CD pipeli...read more
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Q2. What is API testing?
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API testing is a type of software testing that involves testing APIs directly to ensure they meet functionality, reliability, performance, and security requirements.
• API testing involves testing the functionality, reliability, performance, and security of APIs.

• It focuses on verifying the communication and data exchange between different software systems.

• API testing can be done at different levels such as unit testing, i...read more
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Q3. Post and patch difference
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Post is used to create a new resource, while patch is used to update an existing resource.
• Post is used to create a new resource in the server.

• Patch is used to update an existing resource in the server.

• Post request typically includes all the data needed to create the resource, while patch request only includes the data that needs to be updated.

• Post requests are idempotent, meaning multiple identical requests will have t...read more
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Q4. What is priority and severity
Ans. 
Priority and severity are used to classify the impact and importance of a defect in software testing.
• Priority determines the order in which defects should be fixed, based on business needs.

• Severity indicates the impact of a defect on the system or users.

• Priority is usually set by the product owner or business stakeholders.

• Severity is typically determined by the testing team based on the impact on functionality.

• Examples...read more
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Q5. Java coding question on string
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Q1. Difference between hashmap and hashtable?
Ans. 
HashMap is non-synchronized and allows null values, while Hashtable is synchronized and does not allow null values.
• HashMap is non-synchronized and not thread-safe, while Hashtable is synchronized and thread-safe.

• HashMap allows null values for both key and value, while Hashtable does not allow null keys or values.

• HashMap is faster than Hashtable as it is non-synchronized.

• HashMap is part of the Java Collections Framework
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Q2. Types of exceptions in selenium.
Ans. 
Types of exceptions in Selenium include NoSuchElementException, ElementNotVisibleException, StaleElementReferenceException, TimeoutException, and WebDriverException.
• NoSuchElementException: Thrown when an element could not be found in the DOM.

• ElementNotVisibleException: Thrown when an element is present in the DOM but not visible.

• StaleElementReferenceException: Thrown when an element is no longer attached to the DOM.

• Tim...read more
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Q3. Difference between abstract and interface?
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Abstract class can have both abstract and non-abstract methods, while interface can only have abstract methods.
• Abstract class can have constructors, fields, and non-abstract methods, while interface cannot.

• A class can implement multiple interfaces but can only inherit from one abstract class.

• Abstract classes are used to define a common behavior for subclasses, while interfaces are used to define a contract for classes ...read more
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Q1. Salary expectation
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Q1. Explain project architecture?
Ans. 
Project architecture refers to the overall structure of a software project, including components, modules, and their interactions.
• Project architecture defines how different components of a software project are organized and interact with each other.

• It includes the high-level design of the system, such as the database structure, data flow, and integration points.

• Project architecture also involves decisions on technologi...read more
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Q2. Explain challenges you faced in etl testing?
Ans. 
Challenges in ETL testing include data quality issues, complex transformations, and handling large volumes of data.
• Data quality issues such as missing or incorrect data can impact testing results

• Complex transformations can be difficult to validate and may lead to errors in the ETL process

• Handling large volumes of data can slow down testing processes and require efficient testing strategies
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Q3. What are roles and responsibilities?
Ans. 
Roles and responsibilities refer to the tasks and duties assigned to an individual within a specific job or position.
• Roles define the position or job title of an individual within an organization.

• Responsibilities outline the specific tasks, duties, and expectations associated with that role.

• Roles and responsibilities help clarify expectations, define boundaries, and ensure accountability.

• Examples include testing data e...read more
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Q4. How to find duplicate values in python?
Ans. 
Use a dictionary to find duplicate values in an array of strings in Python.
• Create an empty dictionary to store the count of each string in the array.

• Iterate through the array and for each string, check if it exists in the dictionary. If it does, increment the count. If not, add it to the dictionary with a count of 1.

• After iterating through the array, check the dictionary for any strings with a count greater than 1. The
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Q1. Tell me about Oops concepts
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Oops concepts refer to Object-Oriented Programming principles such as Inheritance, Encapsulation, Polymorphism, and Abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Polymorphism: Ability to present the same interface for different data types.

• Abstraction: Hiding the complex implementation det
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Q2. What do u know about manual and automation testing
Ans. 
Manual testing involves human testers executing test cases without automation tools, while automation testing uses tools to execute test cases.
• Manual testing requires human intervention to execute test cases and verify results

• Automation testing involves using tools to automate test case execution and result verification

• Manual testing is time-consuming and prone to human error

• Automation testing is faster, more reliable,...read more
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Q1. What is the performance testing
Ans. 
Performance testing is a type of testing to ensure software applications perform well under expected workload.
• Performance testing evaluates the speed, responsiveness, and stability of an application under various load conditions.

• It helps identify bottlenecks, performance issues, and areas for improvement in the application.

• Types of performance testing include load testing, stress testing, and scalability testing.

• Tools ...read more
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Q2. What is the correlation
Ans. 
Correlation is a statistical measure that describes the strength and direction of a relationship between two variables.
• Correlation values range from -1 to 1, with 0 indicating no correlation, 1 indicating a perfect positive correlation, and -1 indicating a perfect negative correlation.

• Positive correlation means that as one variable increases, the other variable also increases. Negative correlation means that as one var...read more
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Q3. Performance testing is used for checking the application behavior in terms of speed stability and scalability under various of work load
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Q4. Correlation : Means replacing dynamic value by a parameter.In Correlation handling Dynamic Data generated by Server side.
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Q1. Different types of waits
Ans. 
Different types of waits include implicit, explicit, and fluent waits in automation testing.
• Implicit wait: Waits for a certain amount of time before throwing a NoSuchElementException.

• Explicit wait: Waits for a certain condition to occur before proceeding further in the code.

• Fluent wait: Waits for a condition to be true with a specified frequency of checking.

• Example: WebDriverWait in Selenium is an example of explicit w
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Q2. Multiple window handles
Ans. 
Multiple window handles are used in automation testing to handle multiple browser windows or tabs simultaneously.
• Use getWindowHandles() method to get all the window handles

• Switch between window handles using switchTo().window(handle)

• Close a specific window handle using driver.close()

• Example: driver.getWindowHandles()

• Example: driver.switchTo().window(handle)
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Q1. Sallary expected
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Q2. Location preference
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Reasoning,numerical ,ratios

Basic coding questions

Q1. Screening round with questions about my experience
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Q1. What is the difference between inner join and outer join?
Ans. 
Inner join returns only the matching rows between two tables, while outer join returns all rows from both tables.
• Inner join only includes rows with matching values in both tables

• Outer join includes all rows from both tables, even if there are no matching values

• Types of outer joins include left outer join, right outer join, and full outer join
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Q2. How would you test an ATM machine?
Ans. 
To test an ATM machine, I would perform functional, security, and usability testing to ensure it operates correctly and securely.
• Test the functionality of withdrawing cash, depositing cash, checking balance, transferring funds, etc.

• Perform security testing to check for vulnerabilities such as card skimming, unauthorized access, etc.

• Conduct usability testing to ensure the interface is user-friendly and intuitive for cus...read more
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Q3. Previous project details.
Ans. 
I have worked on a project testing a mobile banking application for a major financial institution.
• Performed functional testing to ensure all features worked correctly

• Conducted regression testing after each new release

• Collaborated with developers to troubleshoot and resolve issues

• Created and executed test cases based on user stories
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Q4. What database did you use previously?
Ans. 
I have previously used MySQL and MongoDB databases.
• MySQL was used for relational database management system.

• MongoDB was used for NoSQL database management system.
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