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COF-C02 Practice Questions

SnowPro Core Certification Exam

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Total Questions : 948

Dive into our fully updated and stable COF-C02 practice test platform, featuring all the latest SnowPro Core Certification exam questions added this week. Our preparation tool is more than just a Snowflake study aid; it's a strategic advantage.

Our free SnowPro Core Certification practice questions crafted to reflect the domains and difficulty of the actual exam. The detailed rationales explain the 'why' behind each answer, reinforcing key concepts about COF-C02. Use this test to pinpoint which areas you need to focus your study on.

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Question # 121

What type of columns does Snowflake recommend to be used as clustering keys? (Select TWO).

Options:

A VARIANT column

A column with very low cardinality

A column with very high cardinality

A column that is most actively used in selective filters

A column that is most actively used in join predicates

Discussion 0

Question # 122

What file formats does Snowflake support for loading semi-structured data? (Choose three.)

Options:

TSV

JSON

PDF

Avro

Parquet

JPEG

Discussion 0

Question # 123

A materialized view should be created when which of the following occurs? (Choose two.)

Options:

There is minimal cost associated with running the query.

The query consumes many compute resources every time it runs.

The base table gets updated frequently.

The query is highly optimized and does not consume many compute resources.

The results of the query do not change often and are used frequently.

Discussion 0

Question # 124

Which privilege is required for a role to be able to resume a suspended warehouse if auto-resume is not enabled?

Options:

USAGE

OPERATE

MONITOR

MODIFY

Discussion 0

Question # 125

What effect does WAIT_FOR_COMPLETION = TRUE have when running an ALTER WAREHOUSE command and changing the warehouse size?

Options:

The warehouse size does not change until all queries currently running in the warehouse have completed.

The warehouse size does not change until all queries currently in the warehouse queue have completed.

The warehouse size does not change until the warehouse is suspended and restarted.

It does not return from the command until the warehouse has finished changing its size.

Discussion 0

Question # 126

What can a Snowflake user do in the Activity section in Snowsight?

Options:

Create dashboards.

Write and run SQL queries.

Explore databases and objects.

Explore executed query performance.

Discussion 0

Question # 127

By definition, a secure view is exposed only to users with what privilege?

Options:

IMPORT SHARE

OWNERSHIP

REFERENCES

USAGE

Discussion 0

Question # 128

Which privilege must be granted to a share to allow secure views the ability to reference data in multiple databases?

Options:

CREATE_SHARE on the account

SHARE on databases and schemas

SELECT on tables used by the secure view

REFERENCE_USAGE on databases

Discussion 0

Question # 129

Which Snowflake feature will allow small volumes of data to continuously load into Snowflake and will incrementally make the data available for analysis?

Options:

COPY INTO

CREATE PIPE

INSERT INTO

TABLE STREAM

Discussion 0

Question # 130

Which file format will keep floating-point numbers from being truncated when data is unloaded?

Options:

CSV

JSON

ORC

Parquet

Discussion 0

Question # 131

Which Snowflake feature allows a user to track sensitive data for compliance, discovery, protection, and resource usage?

Options:

A single data type, with one or more conditions, and one or more masking functions

A single data type, with only one condition, and only one masking function

Multiple data types, with only one condition, and one or more masking functions

Multiple data types, with one or more conditions, and one or more masking functions

Discussion 0

Question # 133

Which Snowflake command can be used to unload the result of a query to a single file?

Options:

Use COPY INTO followed by a GET command to download the file.

Use COPY INTO followed by a put command to download the file.

Use COPY INTO with SINGLE = TRUE followed by a GET command to download the file.

Use COPY INTO with SINGLE = TRUE followed by a PUT command to download the file.

Discussion 0

Question # 134

Which metadata table will store the storage utilization information even for dropped tables?

Options:

DATABASE_STORAGE_USAGE_HISTORY

TABLE_STORAGE_METRICS

STORAGE_DAILY_HISTORY

STAGE STORAGE USAGE HISTORY

Discussion 0

Question # 135

What does a Notify & Suspend action for a resource monitor do?

Options:

Send an alert notification to all account users who have notifications enabled.

Send an alert notification to all virtual warehouse users when thresholds over 100% have been met.

Send a notification to all account administrators who have notifications enabled, and suspend all assigned warehouses after all statements being executed by the warehouses have completed.

Send a notification to all account administrators who have notifications enabled, and suspend all assigned warehouses immediately, canceling any statements being executed by the warehouses.

Discussion 0

Question # 136

Which Snowflake data types can be used to build nested hierarchical data? (Select TWO)

Options:

INTEGER

OBJECT

VARIANT

VARCHAR

LIST

Discussion 0

Question # 137

A tag object has been assigned to a table (TABLE_A) in a schema within a Snowflake database.

Which CREATE object statement will automatically assign the TABLE_A tag to a target object?

Options:

CREATE TABLE LIKE TABLE_A;

CREATE VIEW AS SELECT * FROM TABLE_A;

CREATE TABLE AS SELECT * FROM TABLE_A;

CREATE MATERIALIZED VIEW AS SELECT * FROM TABLE A;

Discussion 0

Question # 138

What happens when a Snowflake user changes the data retention period at the schema level?

Options:

All child objects will retain data for the new retention period.

All child objects that do not have an explicit retention period will automatically inherit the new retention period.

All child objects with an explicit retention period will be overridden with the new retention period.

All explicit child object retention periods will remain unchanged.

Discussion 0

Question # 139

What does SnowCD help Snowflake users to do?

Options:

Copy data into files.

Manage different databases and schemas.

Troubleshoot network connections to Snowflake.

Write SELECT queries to retrieve data from external tables.

Discussion 0

Question # 140

How can a Snowflake user validate data that is unloaded using the COPY INTO command?

Options:

Load the data into a CSV file.

Load the data into a relational table.

Use the VALlDATlON_MODE - SQL statement.

Use the validation mode = return rows statement.

Discussion 0

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