D2K Technologies India Senior Software Tester Interview Questions and Answers

Selenium WebDriver methods are used to interact with web elements and perform actions on them.

• findElement(By locator) - locates a single web element on the page

• sendKeys(String text) - types text into an input field

• click() - clicks on a web element

• getText() - retrieves the text of a web element

Object-oriented programming concepts in Java

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

• Inheritance: allows a class to inherit properties and behavior from another class

• Polymorphism: ability of an object to take on many forms

• Abstraction: hiding the implementation details and showing only the functionality

• Example: Class Animal with subclasses Dog and Cat inheriting from it

Types of joins in SQL include inner join, outer join, left join, right join, and full join.

• Inner join: returns rows when there is a match in both tables

• Outer join: returns all rows from one table and matching rows from the other table

• Left join: returns all rows from the left table and the matched rows from the right table

• Right join: returns all rows from the right table and the matched rows from the left table

• Full...read more

Types of testing include functional testing, non-functional testing, manual testing, automated testing, and more.

• Functional testing: Testing the functionality of the software against the requirements.

• Non-functional testing: Testing aspects like performance, usability, security, etc.

• Manual testing: Testing performed manually by testers.

• Automated testing: Testing using automated tools and scripts.

• Regression testing:...read more

TestNG is a testing framework for Java that supports annotations for defining test methods and test configurations.

• TestNG is used for writing and running automated tests in Java.

• Annotations like @Test, @BeforeTest, @AfterTest are used to define test methods and configurations.

• Annotations provide flexibility in defining test execution order, grouping tests, setting dependencies, etc.

• TestNG allows parameterization o...read more