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Questions # 51:

A data engineer wants to reduce costs and optimize cloud spending. The data engineer has decided to use Databricks Serverless for lowering cloud costs while maintaining existing SLAs.

What is the first step in migrating to Databricks Serverless?

Options:
A.

Legacy Ingestion pipelines that include ingestion from sources API ' s, files, JDBC/ODBC connections

B.

Low frequency Bl Dashboarding and Adhoc SQL Analytics

C.

A frequently running and efficient Python-based data transformation pipeline compatible with the latest Databricks runtime and Unity Catalog

D.

A frequently running and efficient Scala-based data transformation pipeline compatible with the latest Databricks runtime and Unity Catalog

Expert Solution
Questions # 52:

A Databricks single-task workflow fails at the last task due to an error in a notebook. The data engineer fixes the mistake in the notebook. What should the data engineer do to rerun the workflow?

Options:
A.

Repair the task

B.

Rerun the pipeline

C.

Restart the Cluster

D.

Switch the cluster

Expert Solution
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