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Databricks Databricks-Certified-Professional-Data-Engineer Exam With Confidence Using Practice Dumps

Exam Code:
Databricks-Certified-Professional-Data-Engineer
Exam Name:
Databricks Certified Data Engineer Professional Exam
Certification:
Vendor:
Questions:
195
Last Updated:
Feb 4, 2026
Exam Status:
Stable
Databricks Databricks-Certified-Professional-Data-Engineer

Databricks-Certified-Professional-Data-Engineer: Databricks Certification Exam 2025 Study Guide Pdf and Test Engine

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Databricks Certified Data Engineer Professional Exam Questions and Answers

Question 1

Which statement describes the correct use of pyspark.sql.functions.broadcast?

Options:

A.

It marks a column as having low enough cardinality to properly map distinct values to available partitions, allowing a broadcast join.

B.

It marks a column as small enough to store in memory on all executors, allowing a broadcast join.

C.

It caches a copy of the indicated table on attached storage volumes for all active clusters within a Databricks workspace.

D.

It marks a DataFrame as small enough to store in memory on all executors, allowing a broadcast join.

E.

It caches a copy of the indicated table on all nodes in the cluster for use in all future queries during the cluster lifetime.

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Question 2

Which is a key benefit of an end-to-end test?

Options:

A.

It closely simulates real world usage of your application.

B.

It pinpoint errors in the building blocks of your application.

C.

It provides testing coverage for all code paths and branches.

D.

It makes it easier to automate your test suite

Question 3

A Delta Lake table was created with the below query:

Consider the following query:

DROP TABLE prod.sales_by_store -

If this statement is executed by a workspace admin, which result will occur?

Options:

A.

Nothing will occur until a COMMIT command is executed.

B.

The table will be removed from the catalog but the data will remain in storage.

C.

The table will be removed from the catalog and the data will be deleted.

D.

An error will occur because Delta Lake prevents the deletion of production data.

E.

Data will be marked as deleted but still recoverable with Time Travel.