Databricks Exam Databricks-Certified-Data-Engineer-Associate Topic 3 Question 47 Discussion

Actual exam question for Databricks's Databricks-Certified-Data-Engineer-Associate exam

Question #: 47
Topic #: 3

[All Databricks-Certified-Data-Engineer-Associate Questions]

A data engineer has configured a Structured Streaming job to read from a table, manipulate the data, and then perform a streaming write into a new table.

The code block used by the data engineer is below:

If the data engineer only wants the query to process all of the available data in as many batches as required, which of the following lines of code should the data engineer use to fill in the blank?

AprocessingTime(1)

Btrigger(availableNow=True)

Ctrigger(parallelBatch=True)

Dtrigger(processingTime='once')

Etrigger(continuous='once')

Show Suggested Answer

Suggested Answer: B

https://spark.apache.org/docs/latest/api/python/reference/pyspark.ss/api/pyspark.sql.streaming.DataStreamWriter.trigger.html

by Laurena at Mar 23, 2025, 12:07 AM

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Frederica

7 days ago

Hmm, this question is like a riddle wrapped in an enigma, wrapped in a batch of data. I'm going to go with my gut and choose D) trigger(processingTime=once). It just feels right, you know?

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Lakeesha

9 days ago

I'm just going to flip a coin. Heads, I choose A) processingTime(1), and tails, I choose C) trigger(parallelBatch=True). Whichever option wins, I'm sure it'll be the right one. *wink wink*

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Brianne

11 days ago

I think both D and E could work, but I would go with D as well. It seems more straightforward for processing all available data.

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Leslee

12 days ago

Hmm, that's an interesting point. I can see why you would choose that option.

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Keith

13 days ago

This is a tricky one. I'm going to go with E) trigger(continuous=once). It sounds like it would process the data continuously until there's no more left.

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Paola

22 days ago

I'm not sure about this one. The question is a bit confusing, but I'm leaning towards B) trigger(availableNow=True). It seems like it would process all the available data at once.

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Kimi

2 days ago

I think B) trigger(availableNow=True) is the correct option. It should process all available data at once.

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Tawna

25 days ago

I think the answer should be D) trigger(processingTime=once). It's the only option that mentions processing all available data in a single batch.

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Nan

2 days ago

I agree, D) trigger(processingTime=once) seems like the correct choice for processing all available data in a single batch.

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Dean

8 days ago

I think the answer should be D) trigger(processingTime=once). It's the only option that mentions processing all available data in a single batch.

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Benedict

26 days ago

I disagree, I believe the answer is E) trigger(continuous=`once`). This option seems more suitable for processing all available data.

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Leslee

29 days ago

I think the answer is D) trigger(processingTime=`once`). It makes sense to process all available data in one batch.

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