Databricks Data Engineer Professional — Practice Exam

The operations team at Bramwell Energy wants a Slack message whenever the number of rows with a NULL meter_id loaded into energy.silver.readings in the past hour exceeds 500. The check should run every 15 minutes on a SQL warehouse. Which feature fits best?

• A.A NOT NULL constraint on meter_id
• B.A job duration warning threshold
• C.A file arrival trigger on the bronze landing path
• D.A Databricks SQL alert on a query that counts the NULL rows, with a threshold condition, a 15-minute schedule and a Slack notification destination