Snowflake SnowPro Core COF-C02 Exam Questions in PDF

Free Snowflake COF-C02 Dumps Questions (page: 27)

When should a multi-cluster warehouse be used in auto-scaling mode?

  1. When it is unknown how much compute power is needed
  2. If the select statement contains a large number of temporary tables or Common Table Expressions (CTEs)
  3. If the runtime of the executed query is very slow
  4. When a large number of concurrent queries are run on the same warehouse

Answer(s): D



What happens when a cloned table is replicated to a secondary database? (Choose two.)

  1. A read-only copy of the cloned tables is stored.
  2. The replication will not be successful.
  3. The physical data is replicated.
  4. Additional costs for storage are charged to a secondary account.
  5. Metadata pointers to cloned tables are replicated.

Answer(s): C,D



Snowflake supports the use of external stages with which cloud platforms? (Choose three.)

  1. Amazon Web Services
  2. Docker
  3. IBM Cloud
  4. Microsoft Azure Cloud
  5. Google Cloud Platform
  6. Oracle Cloud

Answer(s): A,D,E



What is a limitation of a Materialized View?

  1. A Materialized View cannot support any aggregate functions
  2. A Materialized View can only reference up to two tables
  3. A Materialized View cannot be joined with other tables
  4. A Materialized View cannot be defined with a JOIN

Answer(s): D



In the Snowflake access control model, which entity owns an object by default?

  1. The user who created the object
  2. The SYSADMIN role
  3. Ownership depends on the type of object
  4. The role used to create the object

Answer(s): D



What is the minimum Snowflake edition required to use Dynamic Data Masking?

  1. Standard
  2. Enterprise
  3. Business Critical
  4. Virtual Private Snowflake (VPC)

Answer(s): B



Which services does the Snowflake Cloud Services layer manage? (Choose two.)

  1. Compute resources
  2. Query execution
  3. Authentication
  4. Data storage
  5. Metadata

Answer(s): C,E



A company needs to allow some users to see Personally Identifiable Information (PII) while limiting other users from seeing the full value of the PII.

Which Snowflake feature will support this?

  1. Row access policies
  2. Data masking policies
  3. Data encryption
  4. Role based access control

Answer(s): B



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A
AI Tutor Explanation
4/25/2026 1:42:20 PM

Question 104:

  • Correct answer: D) Multi-Terabyte (TB) Range

  • Brief explanation:
- clustering keys organize data into micro-partitions to improve pruning when queries filter on those columns. - The performance benefit is most significant for very large tables; for small tables the overhead of maintaining clustering outweighs gains. - Therefore, as a best practice, define clustering keys on tables at the TB scale.

A
AI Tutor Explanation
4/21/2026 8:48:36 AM

Question 3:

  • False is the correct answer (Option B).

Why:
  • In Snowflake, a database is a metadata object that exists within a single Snowflake account. Accounts are isolated—there isn’t one database that lives in multiple accounts.
  • You can access data across accounts via data sharing or database replication, but these create separate database objects in the other accounts (e.g., a database in the consumer account created from a share), not a single shared database across accounts.

So a single database cannot exist in more than one Snowflake account.

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