Which of the following benefits of using the Databricks Lakehouse Platform is provided by Delta Lake?

• A.The ability to manipulate the same data using a variety of languages
• B.The ability to collaborate in real time on a single notebook
• C.The ability to set up alerts for query failures
• D.The ability to support batch and streaming workloads
• E.The ability to distribute complex data operations

Comment: *

Name: *

Email: *

Verification: *

Which compute option should be chosen in a scenario where small-scale ad-hoc Python scripts need to be run at high frequency and should wind down quickly after these queries have finished running?

• A.All-purpose Cluster
• B.Job Cluster
• C.Serverless Compute
• D.SQL Warehouse

Comment: *

Name: *

Email: *

Verification: *

A data engineer wants to ensure that duplicate records are removed from a dataset based on specific columns before writing to a Delta table. Which Spark DataFrame method removes duplicate rows?

• A.uniqueRows
• B.distinctBy
• C.dropDuplicates
• D.removeDuplicates

Comment: *

Name: *

Email: *

Verification: *

What is the maximum output supported by a job cluster to ensure a notebook does not fail?

• A.25MBs
• B.10MBs
• C.30MBs
• D.15MBs

Comment: *

Name: *

Email: *

Verification: *

A data engineer has been using a Databricks SQL dashboard to monitor the cleanliness of the input data to a data analytics dashboard for a retail use case. The job has a Databricks SQL query that returns the number of store-level records where sales is equal to zero. The data engineer wants their entire team to be notified via a messaging webhook whenever this value is greater than 0.
Which of the following approaches can the data engineer use to notify their entire team via a messaging webhook whenever the number of stores with $0 in sales is greater than zero?

• A.They can set up an Alert with a custom template.
• B.They can set up an Alert with a new email alert destination.
• C.They can set up an Alert with one-time notifications.
• D.They can set up an Alert with a new webhook alert destination.
• E.They can set up an Alert without notifications.

Comment: *

Name: *

Email: *

Verification: *