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Snowflake COF-R02 Practice Test - Questions Answers, Page 3

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True or False: Bulk unloading of data from Snowflake supports the use of a SELECT statement.

A.
True
A.
True
Answers
B.
False
B.
False
Answers
Suggested answer: A

Explanation:

Reference: https://docs.snowflake.com/en/user-guide-data-unload.html

Select the different types of Internal Stages: (Choose three.)

A.
Named Stage
A.
Named Stage
Answers
B.
User Stage
B.
User Stage
Answers
C.
Table Stage
C.
Table Stage
Answers
D.
Schema Stage
D.
Schema Stage
Answers
Suggested answer: A, B, C

Explanation:

Reference: https://dwgeek.com/type-of-snowflake-stages-how-to-create-and-use.html/#Snowflake-Internal-Named-Stage

Credit Consumption by the Compute Layer (Virtual Warehouses) is based on: (Choose two.)

A.
Number of users
A.
Number of users
Answers
B.
Warehouse size
B.
Warehouse size
Answers
C.
Amount of data processed
C.
Amount of data processed
Answers
D.
# of clusters for the Warehouse
D.
# of clusters for the Warehouse
Answers
Suggested answer: B, D

Explanation:

https://docs.snowflake.com/en/user-guide/credits.html#virtual-warehouse-credit-usage "Snowflakecredits are charged based on the number of virtual warehouses you use, how long they run, and theirsize."

True or False: The COPY command must specify a File Format in order to execute.

A.
True
A.
True
Answers
B.
False
B.
False
Answers
Suggested answer: B

Explanation:

Create Stage:

https://docs.snowflake.com/en/sql-reference/sql/create-stage.html

Create Table (STAGE_FILE_FORMAT option):

https://docs.snowflake.com/en/sql-reference/sql/create-table.html

Copy Into:

https://docs.snowflake.com/en/sql-reference/sql/copy-into-table.html

Which of the following objects can be cloned? (Choose four.)

A.
Tables
A.
Tables
Answers
B.
Named File Formats
B.
Named File Formats
Answers
C.
Schemas
C.
Schemas
Answers
D.
Shares
D.
Shares
Answers
E.
Databases
E.
Databases
Answers
F.
Users
F.
Users
Answers
Suggested answer: A, B, C, E

Explanation:

Which Objects Can Be Cloned?

Data Containment Objects. Databases. Schemas. Tables. Streams.

Data Configuration and Transformation Objects. Stages. File Formats. Sequences. Tasks

Snowflake is designed for which type of workloads? (Choose two.)

A.
OLAP (Analytics) workloads
A.
OLAP (Analytics) workloads
Answers
B.
OLTP (Transactional) workloads
B.
OLTP (Transactional) workloads
Answers
C.
Concurrent workloads
C.
Concurrent workloads
Answers
D.
On-premise workloads
D.
On-premise workloads
Answers
Suggested answer: A, C

Explanation:

Reference: https://blog.couchbase.com/its-the-workload-stupid/

https://www.quora.com/Can-Snowflake-be-used-for-an-OLTP-system-or-is-it-only-best-suited-forwarehousing

Why would a customer size a Virtual Warehouse from an X-Small to a Medium?

A.
To accommodate more queries
A.
To accommodate more queries
Answers
B.
To accommodate more users
B.
To accommodate more users
Answers
C.
To accommodate fluctuations in workload
C.
To accommodate fluctuations in workload
Answers
D.
To accommodate a more complex workload
D.
To accommodate a more complex workload
Answers
Suggested answer: D

Explanation:

Reference: https://docs.snowflake.com/en/user-guide/warehouses-considerations.html

True or False: Reader Accounts incur no additional Compute costs to the Data Provider since they are simply reading the shared data without making changes.

A.
True
A.
True
Answers
B.
False
B.
False
Answers
Suggested answer: B

Explanation:

Reference: https://interworks.com/blog/bdu/2020/02/05/zero-to-snowflake-secure-data-sharing/

Which of the following connectors allow Multi-Factor Authentication (MFA) authorization when connecting?

(Choose all that apply.)

A.
JDBC
A.
JDBC
Answers
B.
SnowSQL
B.
SnowSQL
Answers
C.
Snowflake Web Interface (UI)
C.
Snowflake Web Interface (UI)
Answers
D.
ODBC
D.
ODBC
Answers
E.
PythonD18912E1457D5D1DDCBD40AB3BF70D5D
E.
PythonD18912E1457D5D1DDCBD40AB3BF70D5D
Answers
Suggested answer: A, B, C, D, E

Explanation:

Reference: https://docs.snowflake.com/en/user-guide/security-mfa.html

Which of the following statements describes a benefit of Snowflake’s separation of compute and storage?

(Choose all that apply.)

A.
Growth of storage and compute are tightly coupled together
A.
Growth of storage and compute are tightly coupled together
Answers
B.
Storage expands without the requirement to add more compute
B.
Storage expands without the requirement to add more compute
Answers
C.
Compute can be scaled up or down without the requirement to add more storage
C.
Compute can be scaled up or down without the requirement to add more storage
Answers
D.
Multiple compute clusters can access stored data without contention
D.
Multiple compute clusters can access stored data without contention
Answers
Suggested answer: B, C, D

Explanation:

Reference: https://towardsdatascience.com/why-you-are-throwing-money-away-if-your-cloud-datawarehousedoesntseparate-storage-and-compute-65d2dffd450f

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