Dunzo Sdet Engineer Interview Questions and Answers

Severity, Priority, and Criticality are different aspects of issue management in software testing.

• Severity refers to the impact of a defect on the system's functionality.

• Priority indicates the order in which defects should be fixed based on business needs.

• Criticality combines severity and priority to determine the overall importance of a defect.

• For example, a defect causing a system crash would have high severity, high...read more

Equivalence partitioning is a software testing technique where input data is divided into partitions and only one value from each partition is tested.

• Input data is divided into groups or partitions based on similar characteristics

• One value from each partition is selected as a representative for testing

• Helps in reducing the number of test cases while ensuring maximum coverage

• Example: Testing a login form with valid, inv

Backward compatibility refers to the ability of a system to accept input intended for an older version of the system.

• Allows newer versions of software to work with data or systems from older versions

• Ensures that changes in the software do not break compatibility with existing data or systems

• Helps in smooth transition and adoption of new versions without disrupting existing processes

A paradox in testing refers to a situation where a test case both passes and fails at the same time.

• Paradox in testing can occur when a test case has conflicting requirements or conditions.

• It can also happen when there are errors in the test setup or execution that lead to unexpected results.

• For example, a test case may pass when run individually but fail when run as part of a test suite due to dependencies.

• Identifying...read more

PUT and PATCH are HTTP methods used for updating resources in RESTful APIs.

• PUT is used to update or replace an existing resource entirely

• PATCH is used to partially update an existing resource

• PUT is idempotent, meaning multiple identical requests will have the same effect as a single request

• PATCH is not idempotent, meaning multiple identical requests may have different effects