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Which of the following statements are correct on how Delta Lake implements a lake house?
Which of the following statements are correct on how Delta Lake implements a lake house?A . Delta lake uses a proprietary format to write data, optimized for cloud storageB . Using Apache Hadoop on cloud object storageC . Delta lake always stores meta data in memory vs storageD . Delta...
Where are Interactive notebook results stored in Databricks product architecture?
Where are Interactive notebook results stored in Databricks product architecture?A . Data planeB . Control planeC . Data and Control planeD . JDBC data sourceE . Databricks web applicationView AnswerAnswer: C Explanation: The answer is Data and Control plane, Only Job results are stored in Data Plane (your storage), Interactive...
table("uncleanedSales")
table("uncleanedSales")View AnswerAnswer: B Explanation: The answer is
You noticed that colleague is manually copying the notebook with _bkp to store the previous versions, which of the following feature would you recommend instead.
You noticed that colleague is manually copying the notebook with _bkp to store the previous versions, which of the following feature would you recommend instead.A . Databricks notebooks support change tracking and versioningB . Databricks notebooks should be copied to a local machine and setup source control locally to version...
You are currently asked to work on building a data pipeline, you have noticed that you are currently working on a very large scale ETL many data dependencies, which of the following tools can be used to address this problem?
You are currently asked to work on building a data pipeline, you have noticed that you are currently working on a very large scale ETL many data dependencies, which of the following tools can be used to address this problem?A . AUTO LOADERB . JOBS and TASKSC . SQL EndpointsD...
table("uncleanedSales")
table("uncleanedSales")View AnswerAnswer: B Explanation: The answer is
Which of the following describes how Databricks Repos can help facilitate CI/CD workflows on the Databricks Lakehouse Platform?
Which of the following describes how Databricks Repos can help facilitate CI/CD workflows on the Databricks Lakehouse Platform?A . Databricks Repos can facilitate the pull request, review, and approval process before merging branchesB . Databricks Repos can merge changes from a secondary Git branch into a main Git branchC ....
You are noticing job cluster is taking 6 to 8 mins to start which is delaying your job to finish on time, what steps you can take to reduce the amount of time cluster startup time
You are noticing job cluster is taking 6 to 8 mins to start which is delaying your job to finish on time, what steps you can take to reduce the amount of time cluster startup timeA . Setup a second job ahead of first job to start the cluster, so...
Which of the following is a true statement?
Kevin is the owner of both the sales table and regional_sales_vw view which uses the sales table as the underlying source for the data, and Kevin is looking to grant select privilege on the view regional_sales_vw to one of newly joined team members Steven. Which of the following is a...
What is the main difference between the silver layer and the gold layer in medallion architecture?
What is the main difference between the silver layer and the gold layer in medallion architecture?A . Silver may contain aggregated dataB . Gold may contain aggregated dataC . Data quality checks are applied in goldD . Silver is a copy of bronze dataE . God is a copy of...
