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Snowflake COF-R02 Exam Syllabus Topics:

Snowflake SnowPro Core Recertification Sample Questions:

Question 1

Which of the following significantly improves the performance of selective point lookup queries on a table?

A. Zero-copy Cloning
B. Materialized Views
C. Search Optimization Service
D. Clustering

Question 2

A user is loading JSON documents composed of a huge array containing multiple records into Snowflake. The user enables the strip__outer_array file format option What does the STRIP_OUTER_ARRAY file format do?

A. It removes the trailing spaces in the last element of the outer array and loads the records into separate table columns
B. It removes the outer array structure and loads the records into separate table rows,
C. It removes the last element of the outer array.
D. It removes the NULL elements from the JSON object eliminating invalid data and enables the ability to load the records

Question 3

A data provider wants to share data with a consumer who does not have a Snowflake account. The provider creates a reader account for the consumer following these steps:
1. Created a user called "CONSUMER"
2. Created a database to hold the share and an extra-small warehouse to query the data
3. Granted the role PUBLIC the following privileges: Usage on the warehouse, database, and schema, and SELECT on all the objects in the share Based on this configuration what is true of the reader account?

A. The reader account can create a copy of the shared data using CREATE TABLE AS...
B. The reader account compute will be billed to the provider account.
C. The reader account can clone data the provider has shared, but cannot re-share it.
D. The reader account will automatically use the Standard edition of Snowflake.

Question 4

Which Snowflake technique can be used to improve the performance of a query?

A. Fragmenting
B. Indexing
C. Using INDEX__HINTS
D. Clustering

Question 5

Credit charges for Snowflake virtual warehouses are calculated based on which of the following considerations? (Choose two.)

A. The size of the virtual warehouse
B. The length of time the warehouse is running
C. The duration of the queries that are executed
D. The number of active users assigned to the warehouse
E. The number of queries executed

Solutions: