Databricks Databricks Certified Data Engineer Professional Databricks Certified Data Engineer Professional Exam Online Training
Databricks Databricks Certified Data Engineer Professional Online Training
The questions for Databricks Certified Data Engineer Professional were last updated at Sep 15,2025.
- Exam Code: Databricks Certified Data Engineer Professional
- Exam Name: Databricks Certified Data Engineer Professional Exam
- Certification Provider: Databricks
- Latest update: Sep 15,2025
If you create a database sample_db with the statement CREATE DATABASE sample_db what will be the default location of the database in DBFS?
- A . Default location, DBFS:/user/
- B . Default location, /user/db/
- C . Default Storage account
- D . Statement fails “Unable to create database without location”
- E . Default Location, dbfs:/user/hive/warehouse
If you create a database sample_db with the statement CREATE DATABASE sample_db what will be the default location of the database in DBFS?
- A . Default location, DBFS:/user/
- B . Default location, /user/db/
- C . Default Storage account
- D . Statement fails “Unable to create database without location”
- E . Default Location, dbfs:/user/hive/warehouse
If you create a database sample_db with the statement CREATE DATABASE sample_db what will be the default location of the database in DBFS?
- A . Default location, DBFS:/user/
- B . Default location, /user/db/
- C . Default Storage account
- D . Statement fails “Unable to create database without location”
- E . Default Location, dbfs:/user/hive/warehouse
AS SELECT * FROM table_name
AS SELECT * FROM table_name
AS SELECT * FROM table_name
The default threshold of VACUUM is 7 days, internal audit team asked to certain tables to maintain at least 365 days as part of compliance requirement, which of the below setting is needed to implement.
- A . ALTER TABLE table_name set TBLPROPERTIES (del-ta.deletedFileRetentionDuration= ‘interval 365 days’)
- B . MODIFY TABLE table_name set TBLPROPERTY (delta.maxRetentionDays = ‘inter-val 365 days’)
- C . ALTER TABLE table_name set EXENDED TBLPROPERTIES (del-ta.deletedFileRetentionDuration= ‘interval 365 days’)
- D . ALTER TABLE table_name set EXENDED TBLPROPERTIES (delta.vaccum.duration= ‘interval 365 days’)
The default threshold of VACUUM is 7 days, internal audit team asked to certain tables to maintain at least 365 days as part of compliance requirement, which of the below setting is needed to implement.
- A . ALTER TABLE table_name set TBLPROPERTIES (del-ta.deletedFileRetentionDuration= ‘interval 365 days’)
- B . MODIFY TABLE table_name set TBLPROPERTY (delta.maxRetentionDays = ‘inter-val 365 days’)
- C . ALTER TABLE table_name set EXENDED TBLPROPERTIES (del-ta.deletedFileRetentionDuration= ‘interval 365 days’)
- D . ALTER TABLE table_name set EXENDED TBLPROPERTIES (delta.vaccum.duration= ‘interval 365 days’)
You are currently working to ingest millions of files that get uploaded to the cloud object storage for consumption, and you are asked to build a process to ingest this data, the schema of the file is expected to change over time, and the ingestion process should be able to handle these changes automatically.
Which of the following method can be used to ingest the data incrementally?
- A . AUTO APPEND
- B . AUTO LOADER
- C . COPY INTO
- D . Structured Streaming
- E . Checkpoint
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
- A . Setup a second job ahead of first job to start the cluster, so the cluster is ready with re-sources when the job starts
- B . Use All purpose cluster instead to reduce cluster start up time
- C . Reduce the size of the cluster, smaller the cluster size shorter it takes to start the cluster
- D . Use cluster pools to reduce the startup time of the jobs
- E . Use SQL endpoints to reduce the startup time
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