Cloudsheer Consulting Quality Analyst Tester Interview Questions and Answers

It was a nice experience and if you have basics in English grammar and reasoning skills then you can complete it

Q1. They asked about testing basics
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Q2. How to test mobile apps
Ans. 
Mobile app testing involves functional, performance, and compatibility testing on various devices and platforms.
• Test on different devices and platforms

• Check for compatibility with different OS versions

• Perform functional testing of all features

• Test for performance and speed

• Check for security vulnerabilities

• Perform usability testing

• Test for network connectivity and offline functionality
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Q3. What is regression testing
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Regression testing is the process of testing changes made to a software application to ensure that existing functionality still works as expected.
• It is performed after making changes to the software

• It ensures that existing functionality is not affected by the changes

• It helps to identify any new defects introduced by the changes

• It can be automated to save time and effort

• Examples include testing after bug fixes, new feat
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Q1. Briefing about yourself
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Q2. Explain Defect life cycle
Ans. 
Defect life cycle is the process of identifying, reporting, fixing, retesting, and closing defects in software development.
• Defect identification: Defects are identified through testing or user feedback.

• Defect reporting: Defects are reported in a defect tracking tool with details like steps to reproduce, severity, and priority.

• Defect fixing: Developers fix the reported defects based on the information provided.

• Defect re...read more
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Q3. Difference between black box and white box testing
Ans. 
Black box testing focuses on functionality without knowledge of internal code, while white box testing examines internal code structure.
• Black box testing tests the functionality of a system without knowledge of its internal code

• White box testing tests the internal code structure and logic of a system

• Black box testing is more focused on end-user perspective

• White box testing is more focused on developer perspective

• Exampl...read more
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Q4. Difference between hard assert and soft assert
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Hard assert stops the execution of the test case if it fails, while soft assert continues the execution and logs the failure.
• Hard assert is used when the failure of a particular step makes the further steps irrelevant.

• Soft assert is used when you want to continue with the test case execution even if some steps fail.

• Hard assert is implemented using 'assert' keyword in testing frameworks like TestNG or JUnit.

• Soft assert ...read more
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Q5. What are the various annotations in selenium webdriver
Ans. 
Annotations in Selenium WebDriver are used to provide additional information about the test methods.
• Annotations help in organizing and managing test cases

• Some common annotations in Selenium WebDriver are @Test, @BeforeTest, @AfterTest, @BeforeClass, @AfterClass, @BeforeMethod, @AfterMethod

• Annotations are used to define the sequence of execution of test methods
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Q6. There are n no. Of links having the text selenium. Write the syntax to count the text selenium from all the links
Ans. 
Use XPath to count the number of links with the text 'selenium'
• Use XPath to locate all the links containing the text 'selenium'

• Count the number of links found using the XPath expression
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Q7. There is a table of students having column status with either pass or fail. Write the syntax to show the output as some 60 pass and 40 fail.
Ans. 
Use SQL query to display 60 pass and 40 fail from a table of students.
• Use SELECT statement with COUNT function to count the number of pass and fail statuses.

• Use WHERE clause to filter out pass and fail statuses.

• Use GROUP BY clause to group the statuses together.

• Use CASE statement to display the count of pass and fail statuses.
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Q1. What is the Difference Between Drop and Truncate Command ?
Ans. 
Drop command deletes the table structure along with data, while truncate command deletes only the data.
• Drop command removes the table structure and all its data, while truncate command only removes the data but keeps the table structure intact.

• Drop command is a DDL (Data Definition Language) command, while truncate command is a DML (Data Manipulation Language) command.

• Drop command is slower than truncate command as it ...read more
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Q2. What are the Validations you Perform in your Project ?
Ans. 
In my project, I perform validations such as data completeness, data accuracy, data transformation, and data integrity checks.
• Data completeness checks to ensure all required fields are populated

• Data accuracy checks to verify the correctness of data

• Data transformation checks to validate the transformation rules are applied correctly

• Data integrity checks to maintain data consistency and reliability
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Q3. What is Star Schema and Snow flake schema ?
Ans. 
Star Schema is a type of database schema where a central fact table is connected to multiple dimension tables. Snowflake Schema is a normalized form of Star Schema where dimension tables are further normalized into sub-dimension tables.
• Star Schema has a central fact table connected to multiple dimension tables

• Snowflake Schema is a normalized form of Star Schema with sub-dimension tables

• Star Schema is denormalized for b...read more
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Q4. What is Fact and Dimension Tables
Ans. 
Fact tables contain quantitative data while dimension tables contain descriptive attributes.
• Fact tables store measurable, quantitative data such as sales revenue or quantity sold

• Dimension tables store descriptive attributes related to the data in the fact table, such as product name or customer details

• Fact tables are typically normalized while dimension tables are denormalized for easier querying

• Example: In a sales dat...read more
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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?
Ans. 
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
Ans. 
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. Append a item in tuple
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Q2. How to validate response body in api in restapi
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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?
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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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