GlobalLogic Quality Assurance Tester Interview Questions and Answers

Regression testing is the process of retesting a software application to ensure that new code changes have not adversely affected existing functionality.

• Regression testing is performed after code changes to verify that the existing features still work correctly.

• It helps in identifying any defects introduced by new code changes.

• Regression testing can be automated to save time and effort.

• Examples include running test cas...read more

Smoke testing is a quick test to check if the basic functionalities of the software are working fine, while sanity testing is a more thorough test to check if the specific functionalities are working as expected.

• Smoke testing is a subset of sanity testing

• Smoke testing is done to check if the build is stable enough for further testing

• Sanity testing is done to check specific functionalities after changes have been made

• Sm...read more

Entry criteria and exit criteria are conditions that must be met before and after testing, respectively.

• Entry criteria are the conditions that must be fulfilled before testing can begin

• Exit criteria are the conditions that must be fulfilled before testing can be considered complete

• Entry criteria can include having test data ready, test environment set up, and test cases prepared

• Exit criteria can include all test cases ...read more

Referential integrity ensures that relationships between tables are maintained in a database.

• It ensures that foreign key values in one table match primary key values in another table.

• It helps maintain consistency and accuracy of data in the database.

• If a foreign key value is deleted or updated, the corresponding primary key value should also be updated or deleted to maintain integrity.

Smoke, sanity, agile, and SQL queries are different concepts in software testing.

• Smoke testing is a quick test to check if the basic functionalities of the application are working.

• Sanity testing is a subset of regression testing to ensure that specific areas of the application are still working after changes.

• Agile is a software development methodology that emphasizes iterative development and collaboration.

• SQL queries ...read more