Qness Software Sr.QA Interview Questions and Answers

Its basic Apti test with 40 questions in 12 minutes

Q1. OOP Concepts, Exception Handling, type of framewors
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Q2. Overloading vs Overriding
Ans. 
Overloading is when multiple methods have the same name but different parameters. Overriding is when a subclass provides a different implementation of a method inherited from its superclass.
• Overloading is used to create multiple methods with the same name but different parameters.

• Overriding is used to provide a different implementation of a method in a subclass.

• Overloading is resolved at compile-time based on the metho...read more
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Q3. Wrapper Classes
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Q4. Exception Handling
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Q1. Selenium queries, manual testing questions, SQL queries
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Q2. SQL queries, joins, basics
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Q1. Difference between absolute and relative Xpath
Ans. 
Absolute Xpath starts from the root element, while relative Xpath starts from any node in the DOM structure.
• Absolute Xpath starts with a single forward slash (/) and starts selection from the root node.

• Relative Xpath starts with a double forward slash (//) and starts selection from the current node or any node in the DOM structure.

• Absolute Xpath is more brittle and prone to breaking if the structure of the page changes...read more
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Q2. What would be return if multiple tabs are open
Ans. 
The return would be the number of tabs open in the browser.
• The return value would be an integer representing the count of open tabs.

• For example, if there are 5 tabs open, the return value would be 5.
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Q3. What are the waits in selenium
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Types of waits in Selenium include Implicit Wait, Explicit Wait, and Fluent Wait.
• 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 defined polling frequency.

• Example: driver.manage().timeouts().implicitlyWait(10, TimeUnit.SECONDS);
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Q4. Exceptions in selenium
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Exceptions in Selenium are errors that occur during test execution, disrupting the flow of the test script.
• Exceptions are thrown when there is an unexpected behavior in the application under test or in the test script itself.

• Common exceptions in Selenium include NoSuchElementException, ElementNotVisibleException, TimeoutException, and StaleElementReferenceException.

• Handling exceptions in Selenium can be done using try-...read more
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Q5. What is feature and step definitions in cucumber BDD
Ans. 
Feature files contain high-level description of the functionality to be tested, while step definitions are the implementation of the steps in the feature file using code.
• Feature files are written in Gherkin syntax and describe the behavior of the application in plain text.

• Step definitions are written in programming languages like Java, Ruby, etc., and map the steps in the feature file to automation code.

• Feature files a...read more
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Q6. How to input data in cucumber
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Data can be input in Cucumber using feature files and step definitions.
• Data can be input in feature files using scenarios and scenario outlines

• Step definitions can be used to define the actions to be taken with the input data

• Data tables can be used in feature files to input structured data

• Examples keyword can be used in scenario outlines to provide multiple sets of input data
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Q7. Basic Java questions like access modifiers, method overloading and overriding
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Q8. What is Test case, Test plan and Test Secenarios
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Test case is a set of conditions or variables under which a tester will determine whether a system under test satisfies requirements. Test plan is a document outlining the scope, approach, resources, and schedule of testing activities. Test scenarios are detailed descriptions of possible interactions with the system.
• Test case: specific conditions to be tested, expected results, steps to execute

• Test plan: overall strate...read more
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Q9. Hooks in Java
Ans. 
Hooks in Java are methods that allow subclasses to override or extend the behavior of a superclass.
• Hooks are commonly used in frameworks like JUnit and TestNG for test automation.

• They are often used for setup and teardown operations before and after test methods.

• Examples include @Before, @After, @BeforeClass, and @AfterClass annotations in JUnit.
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Q1. Current Project
Ans. 
Currently working on developing automated test scripts for a web application
• Creating test cases using Selenium WebDriver

• Implementing test automation frameworks like TestNG

• Performing regression testing on new features

• Collaborating with developers to identify and fix bugs
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Q2. Framework Structure
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Q3. Code for sorting an array
Ans. 
Code for sorting an array of strings
• Use built-in sort function in programming language (e.g. sort() in Python)

• Specify the comparison function to sort strings alphabetically

• Handle uppercase and lowercase letters properly

• Example: ['apple', 'banana', 'cherry'] should be sorted as ['apple', 'banana', 'cherry']
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Q4. Create Xpath
Ans. 
Creating Xpath for locating elements in web pages
• Use unique attributes like id, class, name to create Xpath

• Avoid using indexes in Xpath as they can be brittle

• Use functions like contains(), starts-with() for dynamic attributes

• Consider using axes like ancestor, following-sibling for complex Xpath
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Q5. Few Appium related questions
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Q1. Few scenario based questions
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Q2. Why GlobalLogic
Ans. 
GlobalLogic offers a diverse range of projects, cutting-edge technologies, and a collaborative work environment.
• GlobalLogic provides opportunities to work on a variety of projects, allowing for professional growth and skill development.

• The company is known for its use of cutting-edge technologies, providing exposure to the latest tools and trends in the industry.

• GlobalLogic fosters a collaborative work environment, enc...read more
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Q1. Project related questions
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Q1. Explain your project
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Q2. Write code to Automate sauce demo login functionality
Ans. 
Automate sauce demo login functionality using code
• Use Selenium WebDriver to automate the login process

• Identify the username and password fields using locators

• Enter valid credentials and click on the login button

• Verify successful login by checking for the presence of a welcome message
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Q3. Write code to automate getting product prices by their names
Ans. 
Automate getting product prices by their names
• Create a function that takes in an array of product names as input

• Use a web scraping tool like Selenium to extract prices from a website

• Map the product names to their corresponding prices and return the result
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Q1. Parallel test in cucumber
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Parallel test execution in Cucumber allows running multiple test scenarios simultaneously for faster results.
• Use tools like TestNG or JUnit to run Cucumber tests in parallel

• Configure the test runner to specify the number of threads to use for parallel execution

• Ensure that the tests are independent and do not interfere with each other

• Consider using a parallel plugin like Cucumber-JVM-Parallel to manage parallel executio
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Q2. How to handle browser history
Ans. 
Browser history can be handled by clearing cache, cookies, and browsing data regularly.
• Regularly clear cache, cookies, and browsing history to improve browser performance

• Use incognito mode for private browsing to prevent history from being saved

• Disable browser history tracking if needed for privacy reasons
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Q1. Implicit Wait and Explicit Wait
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Q2. How to handle browser history
Ans. 
Browser history can be managed by clearing cache, cookies, and browsing history regularly.
• Regularly clear cache, cookies, and browsing history to improve browser performance

• Use private browsing mode to prevent saving browsing history

• Disable browser history tracking in browser settings

• Use browser extensions or plugins to manage and delete browsing history

• Consider using a VPN for additional privacy and security
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Q1. Java program to split alpha-numeric values without using the split method
Ans. 
Split alpha-numeric values in Java without using split method
• Iterate through each character in the input string

• Check if the character is a digit or a letter using Character.isDigit() and Character.isLetter() methods

• Create separate strings for digits and letters and store them in an array
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Q2. SQL query to add a new column to a table and the column value should have a default value and never be null
Ans. 
Use ALTER TABLE statement to add a new column with a default value and set it to NOT NULL
• Use ALTER TABLE table_name ADD column_name data_type DEFAULT default_value NOT NULL;

• Example: ALTER TABLE employees ADD hire_date DATE DEFAULT '2022-01-01' NOT NULL;
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Q1. Explain selenium framework
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Selenium framework is a test automation tool used for web applications.
• Selenium framework allows for automated testing of web applications.

• It supports multiple programming languages like Java, Python, C#, etc.

• Selenium WebDriver is a key component for interacting with web elements.

• Test scripts can be written using Selenium IDE, WebDriver, or Grid.

• Selenium framework can be integrated with tools like TestNG, JUnit, etc.,
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