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Free CERTIFIED-MACHINE-LEARNING-PROFESSIONAL – Databricks CERTIFIED-MACHINE-LEARNING-PROFESSIONAL Practice Test Question

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Showing 4–6 of 9 questions

Question 4 (Topic 1)

A machine learning engineering team has written predictions computed in a batch job to a Delta table for querying. However, the team has noticed that the querying is running slowly. The team has already tuned the size of the data files. Upon investigating, the team has concluded that the rows meeting the query condition are sparsely located throughout each of the data files. Based on the scenario, which of the following optimization techniques could speed up the query by colocating similar records while considering values in multiple columns?

Select an option, then click Submit answer.

  • ○ Z-Ordering
  • ○ Bin-packing
  • ○ Write as a Parquet file
  • ○ Data skipping
  • ○ Tuning the file size
Question 5 (Topic 1)

A machine learning engineer wants to move their model version model_version for the MLflow Model Registry model model from the Staging stage to the Production stage using MLflow Client client. Which of the following code blocks can they use to accomplish the task?

Select an option, then click Submit answer.

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Question 6 (Topic 1)

Which of the following MLflow operations can be used to delete a model from the MLflow Model Registry?

Select an option, then click Submit answer.

  • ○ client.transition_model_version_stage
  • ○ client.delete_model_version
  • ○ client.update_registered_model
  • ○ client.delete_model
  • ○ client.delete_registered_model