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Databricks-Certified-Data-Engineer-Associate VCE Exam Download

Databricks Certified Data Engineer Associate Exam Questions and Answers

Question 37

An engineering manager wants to monitor the performance of a recent project using a Databricks SQL query. For the first week following the project’s release, the manager wants the query results to be updated every minute. However, the manager is concerned that the compute resources used for the query will be left running and cost the organization a lot of money beyond the first week of the project’s release.

Which of the following approaches can the engineering team use to ensure the query does not cost the organization any money beyond the first week of the project’s release?

Options:

A.

They can set a limit to the number of DBUs that are consumed by the SQL Endpoint.

B.

They can set the query’s refresh schedule to end after a certain number of refreshes.

C.

They cannot ensure the query does not cost the organization money beyond the first week of the project’s release.

D.

They can set a limit to the number of individuals that are able to manage the query’s refresh schedule.

E.

They can set the query’s refresh schedule to end on a certain date in the query scheduler.

Question 38

A global retail company sells products across multiple categories (e.g.. Electronics, Clothing) and regions (e.g.. North. South, East. West). The sales team has provided the data engineer with a PySpark dataframe named sales_df as below and the team wants the data engineer to analyze the sales data to help them make strategic decisions.

Options:

A.

Category_sales = sales df.groupBy("category").agg(sum("sales amount") .alias ("total sales amount"))

B.

Category_sales = sales_df.sum("3ales_amount"). g-1- upBy("categcryn).alias("toLal_sales_amount))

C.

Category_sale: .es df -agg (sum ("sales amount") .-;r*i:rRy ("category") .alias ("total sa.en amount"))

D.

Category_sales = sales_df.groupBy("reqion"). agq(sum("sales_amountn).alias(ntotal_sales_amount''))

Question 39

A data engineer has three tables in a Delta Live Tables (DLT) pipeline. They have configured the pipeline to drop invalid records at each table. They notice that some data is being dropped due to quality concerns at some point in the DLT pipeline. They would like to determine at which table in their pipeline the data is being dropped.

Which of the following approaches can the data engineer take to identify the table that is dropping the records?

Options:

A.

They can set up separate expectations for each table when developing their DLT pipeline.

B.

They cannot determine which table is dropping the records.

C.

They can set up DLT to notify them via email when records are dropped.

D.

They can navigate to the DLT pipeline page, click on each table, and view the data quality statistics.

E.

They can navigate to the DLT pipeline page, click on the “Error” button, and review the present errors.

Question 40

A data engineer needs access to a table new_table, but they do not have the correct permissions. They can ask the table owner for permission, but they do not know who the table owner is.

Which of the following approaches can be used to identify the owner of new_table?

Options:

A.

Review the Permissions tab in the table's page in Data Explorer

B.

All of these options can be used to identify the owner of the table

C.

Review the Owner field in the table's page in Data Explorer

D.

Review the Owner field in the table's page in the cloud storage solution

E.

There is no way to identify the owner of the table