Snowflake COF-C02 Practice Test - Questions Answers, Page 12
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Question 111

What type of query benefits the MOST from search optimization?
Explanation:
Search optimization in Snowflake is designed to improve the performance of queries that are selective and involve point lookup operations using equality and IN predicates.It is particularly beneficial for queries that access columns with a high number of distinct values1.
References = [COF-C02] SnowPro Core Certification Exam Study Guide, Snowflake Documentation
Question 112

Which of the following are characteristics of Snowflake virtual warehouses? (Choose two.)
Explanation:
Snowflake virtual warehouses support a configuration file and command line options in SnowSQL to specify a default warehouse, which is characteristic C. Additionally, the size of a virtual warehouse can be changed at any time, which is characteristic E.These features provide flexibility and ease of use in managing compute resources2.
References = [COF-C02] SnowPro Core Certification Exam Study Guide, Snowflake Documentation
Question 113

Which command should be used to load data from a file, located in an external stage, into a table in Snowflake?
Explanation:
The COPY command is used in Snowflake to load data from files located in an external stage into a table.This command allows for efficient and parallelized data loading from various file formats1.
References = [COF-C02] SnowPro Core Certification Exam Study Guide, Snowflake Documentation
Question 114

The Snowflake Cloud Data Platform is described as having which of the following architectures?
Explanation:
Snowflake's architecture is described as a multi-cluster, shared data architecture.This design combines the simplicity of a shared-disk architecture with the performance and scale-out benefits of a shared-nothing architecture, using a central repository accessible from all compute nodes2.
References = [COF-C02] SnowPro Core Certification Exam Study Guide, Snowflake Documentation
Question 115

Which of the following is a data tokenization integration partner?
Explanation:
Protegrity is listed as a data tokenization integration partner for Snowflake.This partnership allows Snowflake users to utilize Protegrity's tokenization solutions within the Snowflake environment3.
References = [COF-C02] SnowPro Core Certification Exam Study Guide, Snowflake Documentation
Question 116

What versions of Snowflake should be used to manage compliance with Personal Identifiable Information (PII) requirements? (Choose two.)
Explanation:
To manage compliance with Personal Identifiable Information (PII) requirements, the Virtual Private Snowflake and Business Critical Editions of Snowflake should be used.These editions provide advanced security features necessary for handling sensitive data
Question 117

What are supported file formats for unloading data from Snowflake? (Choose three.)
Explanation:
The supported file formats for unloading data from Snowflake include JSON, Parquet, and CSV.These formats are commonly used for their flexibility and compatibility with various data processing tools
Question 118

The Snowflake cloud services layer is responsible for which tasks? (Choose two.)
Explanation:
The Snowflake cloud services layer is responsible for tasks such as authentication and access control, ensuring secure access to the platform, and metadata management, which involves organizing and maintaining information about the data stored in Snowflake56.
Question 119

When publishing a Snowflake Data Marketplace listing into a remote region what should be taken into consideration? (Choose two.)
Explanation:
When publishing a Snowflake Data Marketplace listing into a remote region, it's important to note that while the listing is replicated into all selected regions automatically, the data itself is not. Therefore, the data must be replicated separately.Additionally, the user must have the ORGADMIN role in at least one account to manage the replication of accounts1.
Question 120

When loading data into Snowflake via Snowpipe what is the compressed file size recommendation?
Explanation:
For loading data into Snowflake via Snowpipe, the recommended compressed file size is between 100-250 MB.This size range is optimal for balancing the performance of parallel processing and minimizing the overhead associated with handling many small files2.
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