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Databricks Certified Associate Developer for Apache Spark 3.5 – Python Databricks-Certified-Associate-Developer-for-Apache-Spark-3.5 Question # 22 Topic 3 Discussion

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Databricks Certified Associate Developer for Apache Spark 3.5 – Python Databricks-Certified-Associate-Developer-for-Apache-Spark-3.5 Question # 22 Topic 3 Discussion

Databricks-Certified-Associate-Developer-for-Apache-Spark-3.5 Exam Topic 3 Question 22 Discussion:
Question #: 22
Topic #: 3

A data engineer observes that an upstream streaming source sends duplicate records, where duplicates share the same key and have at most a 30-minute difference in event_timestamp. The engineer adds:

dropDuplicatesWithinWatermark("event_timestamp", "30 minutes")

What is the result?
A.

It is not able to handle deduplication in this scenario

B.

It removes duplicates that arrive within the 30-minute window specified by the watermark

C.

It removes all duplicates regardless of when they arrive

D.

It accepts watermarks in seconds and the code results in an error

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Actual exam question for Databricks Databricks-Certified-Associate-Developer-for-Apache-Spark-3.5 exam by Vega4287 at Oct 19, 2025, 12:49:45 PM

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