Free COF-R02 Exam Braindumps (page: 28)

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Which command is used to unload data from a Snowflake table into a file in a stage?

  1. COPY INTO
  2. GET
  3. WRITE
  4. EXTRACT INTO

Answer(s): A


Reference:

https://docs.snowflake.com/en/user-guide/data-unload-snowflake.html#:~:text=Your%20User%20Stage-,Use%20the%20COPY%20INTO%20command%20to%20unload%20all%20the,more%20files%20in%2 0your%20stage.



How often are encryption keys automatically rotated by Snowflake?

  1. 30 Days
  2. 60 Days
  3. 90 Days
  4. 365 Days

Answer(s): A

Explanation:

All Snowflake-managed keys are automatically rotated by Snowflake when they are more than 30 days old. Active keys are retired, and new keys are created. When Snowflake determines the retired key is no longer needed, the key is automatically destroyed.


Reference:

https://docs.snowflake.com/en/user-guide/security-encryption- manage.html#:~:text=All%20Snowflake%2Dmanaged%20keys%20are,the%20key%20is%20automati cally%20destroyed.



What are value types that a VARIANT column can store? (Select TWO)

  1. STRUCT
  2. OBJECT
  3. BINARY
  4. ARRAY
  5. CLOB

Answer(s): B,D

Explanation:

Characteristics of a VARIANT
A VARIANT can store a value of any other type, including OBJECT and ARRAY. The maximum length of a VARIANT is 16 MB.


Reference:

https://docs.snowflake.com/en/sql-reference/data-types-semistructured.html#:~:text=VARIANT-,Characteristics%20of%20a%20VARIANT,a%20VARIANT%20is%2016%20MB.



A user has an application that writes a new Tile to a cloud storage location every 5 minutes. What would be the MOST efficient way to get the files into Snowflake?

  1. Create a task that runs a copy into operation from an external stage every 5 minutes
  2. Create a task that puts the files in an internal stage and automate the data loading wizard
  3. Create a task that runs a GET operation to intermittently check for new files
  4. Set up cloud provider notifications on the Tile location and use Snowpipe with auto-ingest

Answer(s): D


Reference:

https://docs.snowflake.com/en/user-guide/data-load-snowpipe-intro.html






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