COF-C02 Practice Test Questions

498 Questions


Topic 2: Exam pool B

Network policies can be set at which Snowflake levels? (Choose two.)


A.

Role


B.

Schema


C.

User


D.

Database


E.

Account


F.

Tables





C.
  

User



E.
  

Account



What is the minimum Snowflake edition that has column-level security enabled?


A.

Standard


B.

Enterprise


C.

Business Critical


D.

Virtual Private Snowflake





B.
  

Enterprise



What are the responsibilities of Snowflake's Cloud Service layer? (Choose three.)


A.

Authentication


B.

Resource management


C.

Virtual warehouse caching


D.

Query parsing and optimization


E.

Query execution


F.

Physical storage of micro-partitions





A.
  

Authentication



D.
  

Query parsing and optimization



E.
  

Query execution



What features that are part of the Continuous Data Protection (CDP) feature set in Snowflake do not require additional configuration? (Choose two.)


A.

Row level access policies


B.

Data masking policies


C.

Data encryption


D.

Time Travel


E.

External tokenization





C.
  

Data encryption



D.
  

Time Travel



A table needs to be loaded. The input data is in JSON format and is a concatenation of multiple JSON documents. The file size is 3 GB. A warehouse size small is being used.


The following COPY INTO command was executed:
COPY INTO SAMPLE FROM @~/SAMPLE.JSON (TYPE=JSON)


The load failed with this error:
Max LOB size (16777216) exceeded, actual size of parsed column is 17894470.

How can this issue be resolved?


A.

Compress the file and load the compressed file.


B.

Split the file into multiple files in the recommended size range (100 MB - 250 MB).


C.

Use a larger-sized warehouse.


D.

Set STRIP_OUTER_ARRAY=TRUE in the COPY INTO command.





A.
  

Compress the file and load the compressed file.



What is the purpose of multi-cluster virtual warehouses?


A.

To create separate data warehouses to increase query optimization


B.

To allow users the ability to choose the type of compute nodes that make up a virtual warehouse cluster


C.

To eliminate or reduce Queuing of concurrent queries


D.

To allow the warehouse to resize automatically





C.
  

To eliminate or reduce Queuing of concurrent queries



Explanation: https://docs.snowflake.com/en/user-guide/warehouses-multicluster.html#:~:text=Multi%2Dcluster-warehouses-enable-you,during-peak-and-off-hours.

By default, which Snowflake role is required to create a share?


A.

ORGADMIN


B.

SECURITYADMIN


C.

SHAREADMIN


D.

ACCOUNTADMIN





C.
  

SHAREADMIN



How should a virtual warehouse be configured if a user wants to ensure that additional multi-clusters are resumed with no delay?


A.

Configure the warehouse to a size larger than generally required


B.

Set the minimum and maximum clusters to autoscale


C.

Use the standard warehouse scaling policy


D.

Use the economy warehouse scaling policy





B.
  

Set the minimum and maximum clusters to autoscale



Which of the following features, associated with Continuous Data Protection (CDP), require additional Snowflake-provided data storage? (Choose two.)


A.

Tri-Secret Secure


B.

Time Travel


C.

Fail-safe


D.

Data encryption


E.

External stages





B.
  

Time Travel



C.
  

Fail-safe



Which of the following statements apply to Snowflake in terms of security? (Choose two.)


A.

Snowflake leverages a Role-Based Access Control (RBAC) model.


B.

Snowflake requires a user to configure an IAM user to connect to the database.


C.

All data in Snowflake is encrypted.


D.

Snowflake can run within a user's own Virtual Private Cloud (VPC).


E.

All data in Snowflake is compressed.





A.
  

Snowflake leverages a Role-Based Access Control (RBAC) model.



D.
  

Snowflake can run within a user's own Virtual Private Cloud (VPC).



What is the SNOWFLAKE.ACCOUNT_USAGE view that contains information about which objects were read by queries within the last 365 days (1 year)?


A.

VIEWS_HISTORY


B.

OBJECT_HISTORY


C.

ACCESS_HISTORY


D.

LOGIN_HISTORY





C.
  

ACCESS_HISTORY



How are serverless features billed?


A.

Per second multiplied by an automatic sizing for the job


B.

Per minute multiplied by an automatic sizing for the job, with a minimum of one minute


C.

Per second multiplied by the size, as determined by the SERVERLESS_FEATURES_SIZE account parameter


D.

Serverless features are not billed, unless the total cost for the month exceeds 10% of the warehouse credits, on the account





D.
  

Serverless features are not billed, unless the total cost for the month exceeds 10% of the warehouse credits, on the account




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