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COF-C02 Practice Questions

SnowPro Core Certification Exam

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Total Questions : 948

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Question # 161

What are the possible values within a METADATASACTION column in a Snowflake stream? (Select TWO).

Options:

A.  

INSERT

B.  

UPDATE

C.  

DELETE

D.  

TRUNCATE

E.  

UPSERT

Discussion 0
Question # 162

When will Snowflake charge credits for the use of the Cloud Services layer?

Options:

A.  

Credits will be charged whenever the Cloud Services layer is used.

B.  

Credits will be charged only when running a Snowflake-provisioned compute warehouse comfute_wh.

C.  

Credits will be charged when the daily consumption of cloud services resources exceeds Wo of the daily warehouse usage.

D.  

Credits will be charged only when a virtual warehouse consumes serverless compute services.

Discussion 0
Question # 163

Which models are supported for Snowflake access control? (Select TWO)

Options:

A.  

UAC (User Access Control)

B.  

RBAC (Role-Based Access Control)

C.  

DAC (Discretionary Access Control)

D.  

OAC (Object Access Control)

E.  

EBAC (Entity-Based Access Control)

Discussion 0
Question # 164

What can be used to improve the performance of queries that are run on an external table?

Options:

A.  

Search Optimization Service

B.  

Query Acceleration Service

C.  

Clustering key

D.  

Materialized view

Discussion 0
Question # 165

Which privilege grants the ability to set a column-level security masking policy on a table or view column?

Options:

A.  

APPLY

B.  

CREATE

C.  

SET

D.  

MODIFY

Discussion 0
Question # 166

What is a recommended best practice when loading data into Snowflake?

Options:

A.  

Combine smaller files into larger tiles before loading.

B.  

When loading a single large file split it into multiple files before loading.

C.  

Set the DATA_RETENTION_TIME_IN_DAYS on the table to 0 before loading.

D.  

Make sure the files in the stage are either all compressed or all uncompressed.

Discussion 0
Question # 167

When cloning tables, which INFORMATION_SCHEMA view will show different columns for owned storage and referenced storage?

Options:

A.  

DATABASE_STORAGE_USAGE_HISTORY

B.  

STAGE_STORAGE_USAGE_HISTORY

C.  

TABLE_STORAGE_METRICS

D.  

STORAGE_USAGE

Discussion 0
Question # 168

What command is used to export or unload data from Snowflake?

Options:

A.  

PUT @mystage

B.  

GET @mystage

C.  

COPY INTO @mystage

D.  

INSERT @mystage

Discussion 0
Question # 169

Which service or tool is a Command Line Interface (CLI) client used for connecting to Snowflake to execute SQL queries?

Options:

A.  

Snowsight

B.  

SnowCD

C.  

Snowpark

D.  

SnowSQL

Discussion 0
Question # 170

Which query types will have significant performance improvement when run using the search optimization service? (Select TWO)

Options:

A.  

Range searches

B.  

Equality searches

C.  

Substring searches

D.  

Queries with IN predicates

E.  

Queries with aggregation

Discussion 0
Question # 171

Which command line parameter value can be pre-specified as an environment variable in SnowSQL?

Options:

A.  

HOST

B.  

VARIABLE

C.  

OPTION

D.  

MFA-PASSCODE

Discussion 0
Question # 172

Which Snowflake table stores file-level metadata about unstructured data files in a stage, including size, last-modified timestamp, and Snowflake file URL?

Options:

A.  

Directory table

B.  

External table

C.  

Dynamic table

D.  

Iceberg table

Discussion 0
Question # 173

When an ACCOUNTADMIN grants a user a custom role, which additional privileges will the user have by default?

Options:

A.  

The privileges that have been granted to the ACCOUNTADMIN role

B.  

The privileges on objects held by the custom role

C.  

The privileges accessed by the PUBLIC role

D.  

The privileges accessed by the USERADMIN role

Discussion 0
Question # 174

What object does Snowflake recommend using when planning to unload similarly-formatted data on a regular basis?

Options:

A.  

Stream

B.  

Task

C.  

Storage integration

D.  

Named file format

Discussion 0
Question # 175

Which command should be used to load data from a local computer into Snowflake?

Options:

A.  

CREATE EXTERNAL TABLE

B.  

COPY INTO

C.  

INSERT

D.  

PUT

Discussion 0
Question # 176

Which command should be used to drop files from an internal or external stage?

Options:

A.  

DELETE

B.  

DROP

C.  

REMOVE

D.  

TRUNCATE

Discussion 0
Question # 177

Which property or parameter can be used to temporarily disable Multi-Factor Authentication (MFA) for a Snowflake user?

Options:

A.  

DISABLE_MFA

B.  

EXT_AUTHN_DUO

C.  

MINS_TO_BYPASS_MFA

D.  

ALLOW_CLIENT_MFA_CACHING

Discussion 0
Question # 178

What is the LEAST-PRIVILEGED role that can create a share in Snowflake by default?

Options:

A.  

SYSADMIN

B.  

SECURITYADMIN

C.  

USERADMIN

D.  

ACCOUNTADMIN

Discussion 0
Question # 179

How are clusters handled when the Economy scaling policy is set on a multi-cluster virtual warehouse?

Options:

A.  

A new cluster starts when the system detects that there is one or more queries queued waiting for an available cluster.

B.  

A new cluster will start every 60 seconds if there are queued queries that have been waiting for more than 30 seconds for an available cluster.

C.  

A new cluster starts only if the system estimates that the queued queries will require resources that will keep the new cluster busy for at least 6 minutes.

D.  

A cluster will shut down after 3 system checks indicating that the cluster has been under-utilized for a minimum of 6 minutes.

Discussion 0
Question # 180

Which feature of Snowflake's Continuous Data Protection (CDP) has associated costs?

Options:

A.  

Fail-safe

B.  

Network policies

C.  

End-to-end encryption

D.  

Multi-Factor Authentication (MFA)

Discussion 0
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