70+ Senior Software Tester Interview Questions and Answers

In a Waterfall methodology, changes to the registration page require careful consideration and potential re-evaluation of project phases.

• Waterfall methodology is linear; changes can disrupt the flow.

• If the client requests changes, assess the impact on the project timeline.

• Example: Adding a new field for 'phone number' may require revisiting design and testing phases.

• Communicate with the client about potential delays and costs associated with changes.

• Document all changes and e...read more

Scrum Master in Agile is equivalent to Project Manager in Waterfall.

• Scrum Master is responsible for facilitating the Agile process and ensuring the team follows it.

• Project Manager is responsible for managing the project from start to finish in Waterfall.

• Both roles involve managing the team and ensuring the project is completed on time and within budget.

• However, the approach and methodology used are different in Agile and Waterfall.

I rate myself highly in both manual and automation testing

• I have extensive experience in manual testing and have developed a keen eye for identifying defects

• I am proficient in automation testing tools such as Selenium and have created automated test scripts for various projects

• I understand the importance of both manual and automation testing and know when to use each approach

• I continuously strive to improve my skills in both areas through training and self-learning

Value cannot be passed in a disabled text box.

• Check if there is any other way to pass the value, such as through a different input field.

• If not, enable the text box temporarily, pass the value, and then disable it again.

• Alternatively, check if there is any JavaScript code that can be used to pass the value.

IATA is a trade association for airlines while airlines are companies that operate flights. They have a business relationship.

• IATA stands for International Air Transport Association and is a trade association for airlines.

• Airlines are companies that operate flights and provide air transportation services to passengers and cargo.

• IATA sets standards and regulations for the airline industry and provides services to its members such as training and consulting.

• Airlines are members...read more

Functional testing focuses on the specific functionality of the software, while non-functional testing focuses on performance, usability, and security.

• Functional testing ensures that the software functions as expected based on the requirements.

• Non-functional testing evaluates aspects like performance, usability, reliability, and security.

• Examples of functional testing include unit testing, integration testing, and system testing.

• Examples of non-functional testing include load...read more

Cargo life cycle involves various stages from production to delivery.

• Production of goods

• Packaging and labeling

• Loading onto transportation

• Transportation to destination

• Unloading and storage

• Customs clearance

• Delivery to end customer

XPath syntax is used to navigate through XML documents and select elements and attributes.

• XPath expressions are written in a path-like syntax, using forward slashes to separate elements and attributes

• Predicates can be used to filter elements based on their attributes or position in the document

• Functions can be used to manipulate values or perform calculations on elements

• Examples: //bookstore/book/title selects all title elements under the bookstore element

• //bookstore/book[pri...read more

Testing in Agile involves continuous testing throughout the development cycle.

• Collaborate with the development team to ensure testing is integrated into each sprint

• Use automation testing tools to speed up the process

• Prioritize testing based on user stories and acceptance criteria

• Perform exploratory testing to uncover defects that may have been missed

• Ensure that testing is done in parallel with development to catch defects early

Exceptions while running scripts

• Syntax errors

• Runtime errors

• Logical errors

• Timeout errors

• Memory errors

Implicit and Explicit waits are used in Selenium to wait for elements to load before performing actions.

• Implicit wait waits for a specified amount of time before throwing an exception if the element is not found.

• Explicit wait waits for a specific condition to be met before proceeding with the next step.

• Syntax for implicit wait: driver.manage().timeouts().implicitlyWait(10, TimeUnit.SECONDS);

• Syntax for explicit wait: WebDriverWait wait = new WebDriverWait(driver, 10); wait.unt...read more

The specific areas of knowledge being tested on include software testing methodologies, test case design, automation tools, defect tracking, and communication skills.

• Software testing methodologies (e.g. Agile, Waterfall)

• Test case design and execution

• Automation tools (e.g. Selenium, JUnit)

• Defect tracking and management

• Communication skills with team members and stakeholders

ASM message stands for Application System Message.

• ASM messages are used to communicate between different software applications.

• They are used to exchange data and commands.

• ASM messages can be sent synchronously or asynchronously.

• They are commonly used in distributed systems.

• Examples of ASM messages include HTTP requests and responses, SOAP messages, and JMS messages.

My strengths include attention to detail and analytical skills, while my weaknesses involve time management and overthinking.

• Strength: Attention to Detail - I meticulously review requirements and test cases, ensuring no critical scenarios are overlooked.

• Strength: Analytical Skills - I excel at identifying patterns in defects, which helps in root cause analysis and improving testing strategies.

• Weakness: Time Management - I sometimes spend too long on complex test cases, which ...read more

Backlog is a list of tasks or requirements that need to be completed in a project.

• Backlog is a prioritized list of work items

• It includes user stories, bugs, and technical tasks

• It is constantly updated throughout the project

• It helps the team to plan and track progress

• Examples: JIRA, Trello, Asana

The number of test cases run in a day varies based on complexity, type, and testing environment.

• Test Case Complexity: Simple test cases can be executed quickly, while complex ones may require more time. For example, a login test case may take less time than a payment processing test case.

• Automation vs Manual Testing: Automated tests can run many cases in a short time, while manual testing is slower. For instance, an automated regression suite might run hundreds of tests in mi...read more

Understanding SQL joins is crucial for retrieving related data from multiple tables effectively.

• INNER JOIN: Returns records with matching values in both tables. Example: SELECT * FROM A INNER JOIN B ON A.id = B.a_id;

• LEFT JOIN: Returns all records from the left table and matched records from the right table. Example: SELECT * FROM A LEFT JOIN B ON A.id = B.a_id;

• RIGHT JOIN: Returns all records from the right table and matched records from the left table. Example: SELECT * FROM ...read more

Abstract class in Java is a class that cannot be instantiated and may contain abstract methods. Difference from interface is that abstract class can have non-abstract methods.

• Abstract class in Java is declared using the 'abstract' keyword.

• Abstract class can have abstract methods (methods without body) and concrete methods (methods with body).

• Abstract class can have instance variables, constructors, and static methods.

• Interfaces in Java are similar to abstract classes but can ...read more

Issues faced in software testing and their solutions

• Issues with test environment setup - ensure proper configuration and compatibility

• Issues with test data - ensure relevant and accurate data is used

• Issues with test case design - ensure comprehensive and effective test cases

• Issues with communication - ensure clear communication with team members and stakeholders

• Issues with automation - ensure proper selection and implementation of automation tools

• Issues with regression testin...read more

Test case design techniques are methods used to create test cases for software testing.

• Boundary Value Analysis

• Equivalence Partitioning

• Decision Table Testing

• State Transition Testing

• Use Case Testing

Test data can be passed in testNG using DataProvider annotation.

• Create a method that returns a two-dimensional array of test data

• Annotate the test method with @DataProvider and specify the name of the data provider method

• Pass the test data as parameters to the test method

Screenshots can be taken in Selenium using the TakesScreenshot interface.

• Create an object of the TakesScreenshot interface

• Call the getScreenshotAs() method on the driver object

• Save the screenshot to a desired location using the File class

XPath and CSS selectors are both used to locate elements on a web page, but they have different syntax and capabilities.

• XPath uses a path expression to navigate through the HTML structure, while CSS selectors use a pattern matching approach.

• XPath can select elements based on their attributes, text content, and position in the document, while CSS selectors are limited to attributes and tag names.

• XPath has a wider range of operators and functions for complex queries, while CSS ...read more

Agile methodology allows for flexibility, collaboration, and faster delivery of high-quality software.

• Encourages customer involvement and feedback throughout the development process

• Allows for changes and adjustments to be made quickly and efficiently

• Promotes teamwork and communication among team members

• Delivers working software in shorter timeframes

• Reduces the risk of project failure

• Increases customer satisfaction

• Examples: Scrum, Kanban, Extreme Programming (XP)

To select values in Dropdowns, click on the dropdown menu and choose the desired option from the list.

• Click on the dropdown menu to open the list of options

• Scroll or use arrow keys to navigate through the options

• Click on the desired option to select it

• Some dropdowns may have a search bar to filter options

Agile is iterative and flexible, while waterfall is sequential and rigid.

• Agile involves continuous feedback and adaptation, while waterfall follows a linear approach.

• Agile allows for changes throughout the development process, while waterfall requires detailed planning upfront.

• Agile is better suited for projects with evolving requirements, while waterfall is ideal for projects with fixed requirements.

• Agile promotes collaboration and communication among team members, while wat...read more

Selenium is a popular open-source tool used for automating web browsers.

• Selenium is used for automating web browsers to test web applications.

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

• Selenium WebDriver is the most commonly used component for writing automation scripts.

• Selenium Grid allows running tests on different machines in parallel.

• Selenium IDE is a record and playback tool for creating simple automation scripts.