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Snowflake COF-R02 Exam Syllabus Topics:

Snowflake SnowPro Core Recertification Sample Questions:

Question 1

What happens to the underlying table data when a CLUSTER BY clause is added to a Snowflake table?

A. Larger micro-partitions are created for common data values to reduce the number of partitions that must be scanned
B. Data is hashed by the cluster key to facilitate fast searches for common data values
C. Smaller micro-partitions are created for common data values to allow for more parallelism
D. Data may be colocated by the cluster key within the micro-partitions to improve pruning performance

Question 2

How can a row access policy be applied to a table or a view? (Choose two.)

A. Within the create table or create view DDL
B. By future APPLY for all objects in a schema
C. Within a control table
D. Using the command ALTER <object> ADD ROW ACCESS POLICY <policy>;
E. Within the policy DDL

Question 3

A user has 10 files in a stage containing new customer data. The ingest operation completes with no errors, using the following command:
COPY INTO my__table FROM @my__stage;
The next day the user adds 10 files to the stage so that now the stage contains a mixture of new customer data and updates to the previous data. The user did not remove the 10 original files.
If the user runs the same copy into command what will happen?

A. All data from only the newly-added files will be appended to the table.
B. Only data about new customers from the new files will be appended to the table
C. All data from all of the files on the stage will be appended to the table
D. The operation will fail with the error uncertain files in stage.

Question 4

Which SQL command can be used to see the CREATE definition of a masking policy?

A. GET_DDL
B. DESCRIBE MASKING POLICY
C. LIST MASKING POLICIES
D. SHOW MASKING POLICIES

Question 5

Which of the following are considerations when using a directory table when working with unstructured data?
(Choose two.)

A. Directory tables do not have their own grantable privileges.
B. A directory table is a separate database object.
C. Directory tables store data file metadata.
D. Directory table data can not be refreshed manually.
E. A directory table will be automatically added to a stage.

Solutions: