Snowflake COF-C02 Practice Test - Questions Answers, Page 26
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Question 251

Using variables in Snowflake is denoted by using which SQL character?
Explanation:
VeryComprehensiveExplanation=InSnowflake,variablesaredenotedbyadollarsign(). Variables can be used in SQL statements where a literal constant is allowed, and they must be prefixed with a $ sign to distinguish them from bind values and column names.
Question 252

What happens to the shared objects for users in a consumer account from a share, once a database has been created in that account?
Explanation:
Once a database has been created in a consumer account from a share, the shared objects become accessible to users in that account.The shared objects are not transferred or copied; they remain in the provider's account and are accessible to the consumer account
Question 253

Which parameter can be used to instruct a COPY command to verify data files instead of loading them into a specified table?
Explanation:
TheVALIDATION_MODEparameter can be used with theCOPYcommand to verify data files without loading them into the specified table.This parameter allows users to check for errors in the files
Question 254

Which Snowflake tool would be BEST to troubleshoot network connectivity?
Explanation:
SnowCD (Snowflake Connectivity Diagnostic Tool) is the best tool provided by Snowflake for troubleshooting network connectivity issues.It helps diagnose and resolve issues related to connecting to Snowflake services
https://docs.snowflake.com/en/user-guide/snowcd.html#:~:text=SnowCD%20(i.e.%20Snowflake%20Connectivity%20Diagnostic,their%20network%20connection%20to%20Snowflake.
Question 255

Which activities are included in the Cloud Sen/ices layer? (Select TWO).
Explanation:
The Cloud Services layer in Snowflake includes activities such as user authentication and infrastructure management.This layer coordinates activities across Snowflake, including security enforcement, query compilation and optimization, and more
Question 256

What is the purpose of using the OBJECT_CONSTRUCT function with me COPY INTO command?
Explanation:
TheOBJECT_CONSTRUCTfunction is used with theCOPY INTOcommand to convert the rows in a relational table to a single VARIANT column, which can then be unloaded into a file.This is useful for transforming table data into a semi-structured JSON format
Question 257

Which Snowflake object can be accessed in he FROM clause of a query, returning a set of rows having one or more columns?
Explanation:
In Snowflake, a User-Defined Table Function (UDTF) can be accessed in theFROMclause of a query.UDTFs return a set of rows with one or more columns, which can be queried like a regular table
Question 258

Which type of join will list a I rows in the specified table, even if those rows have no match in the other table?
Explanation:
An outer join, specifically a left outer join, will list all rows from the left table and match them with rows from the right table. If there is no match, the result will still include the row from the left table, with NULLs for columns from the right table.References:Based on general SQL knowledge as of 2021.
Question 259

Which operations are handled in the Cloud Services layer of Snowflake? (Select TWO).
Explanation:
The Cloud Services layer in Snowflake is responsible for various services, including security (like authentication and authorization) and metadata management (like query parsing and optimization).References:Based on general cloud architecture knowledge as of 2021.
Question 260

How can a data provider ensure that a data consumer is going to have access to the required objects?
Explanation:
To ensure a data consumer has access to the required objects, a data provider can enable the data sharing feature and validate that the consumer can access the views or tables shared with them.References:Based on general data sharing practices in cloud services as of 2021.
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