Dataseers Technologies Interview Questions, Process, and Tips

Joins in SQL are used to combine rows from two or more tables based on a related column between them.

• Joins are used to retrieve data from multiple tables based on a related column between them

• Common types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

• INNER JOIN returns rows when there is at least one match in both tables

• LEFT JOIN returns all rows from the left table and the matched rows from the righ...read more

Selenium POM framework is a design pattern that helps in creating maintainable and reusable test automation scripts.

• Page Object Model (POM) separates web pages into individual classes, making code more organized and readable.

• POM framework reduces code duplication by storing locators and methods for each page in separate classes.

• Test scripts interact with web elements through methods defined in page classes, promoting r...read more

Yes, I have created a POM framework from scratch.

• Yes, I have experience creating a Page Object Model (POM) framework from scratch.

• I have organized web elements and actions into separate classes for better maintainability.

• Implemented methods to interact with web elements using Selenium WebDriver.

• Utilized inheritance and encapsulation principles to create a robust framework.

• Used TestNG for test execution and reporting.

• Ex...read more

There are multiple web element selectors used in QA testing, such as ID, class name, name, tag name, link text, partial link text, xpath, and css selector.

• ID selector - Selects an element based on its ID attribute

• Class name selector - Selects elements based on their class attribute

• Name selector - Selects elements based on their name attribute

• Tag name selector - Selects elements based on their tag name

• Link text selector...read more

Using SQL SUM function on joined tables to calculate total values.

• Use JOIN clause to combine tables based on a related column

• Use SUM() function to calculate total values

• Group by a specific column if needed