ETL Test Engineer Interview Questions and Answers

Joints are the connections between bones in the body that allow movement.

• Joints are classified by their structure and function

• Some examples of joints include the ball-and-socket joint in the hip and shoulder, hinge joint in the knee and elbow, and pivot joint in the neck

• Joints can be affected by various conditions such as arthritis and injury

Truncate, delete, and drop are SQL commands used to remove data from a database, but they differ in their functionality.

• Truncate is a DDL command that removes all rows from a table, but keeps the structure intact.

• Delete is a DML command that removes specific rows from a table based on a condition.

• Drop is a DDL command that removes an entire table from the database, including its structure and data.

• Truncate is faster than delete as it doesn't generate any transaction logs.

• Dele...read more

Yes, I have experience in automation using tools like Selenium and JMeter.

• I have automated ETL testing using Selenium WebDriver and TestNG framework.

• I have also used JMeter for load testing and performance testing of ETL processes.

• I have created automated test scripts for data validation and data transformation testing.

• I have experience in using Jenkins for continuous integration and deployment of automated test scripts.