Software Testing Engineer 2 Interview Questions and Answers

Regression testing is testing the entire system after making changes, while retesting is testing a specific bug fix.

• Regression testing ensures that changes made to the system do not affect existing functionality.

• Retesting ensures that a specific bug or issue has been resolved.

• Regression testing is done after every change, while retesting is done after a bug fix.

• Regression testing is time-consuming, while retesting is relatively quick.

• Example of regression testing: testing the...read more

Database testing is the process of verifying the data stored in the database meets the requirements and is accurate.

• It involves checking data integrity, data validation, and data consistency.

• It ensures that the database is working as expected and data is being stored and retrieved correctly.

• Examples include testing SQL queries, stored procedures, and triggers.

A data mart is a subset of a larger data warehouse that is designed to serve a specific business unit or department.

• Contains a subset of data from a larger data warehouse

• Designed to serve a specific business unit or department

• Provides a more focused view of data for decision-making

• Can be used for reporting, analysis, and data mining

• Examples: Sales data mart, HR data mart, Finance data mart