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Snowflake COF-C02 exam is designed for data professionals who work with Snowflake on a regular basis, including data engineers, data analysts, and data scientists. COF-C02 exam is also suitable for IT professionals who are responsible for managing Snowflake deployments or for overseeing Snowflake projects. SnowPro Core Certification Exam certification is an excellent way for data professionals to demonstrate their expertise to potential employers and clients, and it can help them stand out in a competitive job market.
Snowflake COF-C02 (SnowPro Core Certification) Certification Exam is a computer-based exam that consists of multiple-choice and scenario-based questions. COF-C02 exam duration is 2 hours, and the passing score is 80%. COF-C02 exam is available in English and Japanese languages. COF-C02 exam fee is $175, and the candidate can take the exam online from anywhere in the world.
NEW QUESTION # 103
Which of the following statements is true of Snowflake micro-partitioning?
- A. Micro-partitioning can be disabled within a Snowflake account
- B. Micro-partitioning has been known to introduce data skew
- C. Micro-partitioning: requires a partitioning schema to be defined up front
- D. Micro-partitioning is transparently completed using the ordering that occurs when the data is inserted/loaded
Answer: D
NEW QUESTION # 104
How long is the Fail-safe period for temporary and transient tables?
- A. 1 day
- B. 31 days
- C. 90 days
- D. There is no Fail-safe period for these tables.
- E. 7 days
Answer: D
NEW QUESTION # 105
A user unloaded a Snowflake table called mytable to an internal stage called mystage.
Which command can be used to view the list of files that has been uploaded to the staged?
- A. list @%raytable;
- B. list @mytable;
- C. list @ %m.ystage;
- D. list @mystage;
Answer: D
NEW QUESTION # 106
Which of the following compute resources or features are managed by Snowflake? (Select TWO).
- A. AUTOMATIC__CLUSTERING
- B. Scaling up a warehouse
- C. Updating data
- D. Snowpipe
- E. Execute a COPY command
Answer: A,E
NEW QUESTION # 107
How does Snowflake allow a data provider with an Azure account in central Canada to share data with a data consumer on AWS in Australia?
- A. The data provider in Azure Central Canada can create a direct share to AWS Asia Pacific, if they are both in the same organization.
- B. The data provider uses the GET DATA workflow in the Snowflake Data Marketplace to create a share between Azure Central Canada and AWS Asia Pacific.
- C. The data consumer and data provider can form a Data Exchange within the same organization to create a share from Azure Central Canada to AWS Asia Pacific.
- D. The data provider must replicate the database to a secondary account in AWS Asia Pacific within the same organization then create a share to the data consumer's account.
Answer: B
NEW QUESTION # 108
Which clients does Snowflake support Multi-Factor Authentication (MFA) token caching for? (Select TWO).
- A. Spark connector
- B. Python connector
- C. ODBC driver
- D. GO driver
- E. Node.js driver
Answer: B,C
NEW QUESTION # 109
During periods of warehouse contention which parameter controls the maximum length of time a warehouse will hold a query for processing?
- A. STATEMENT_TIMEOUT__IN__SECONDS
- B. MAX_CONCURRENCY__LEVEL
- C. STATEMENT_QUEUED_TIMEOUT_IN_SECONDS
- D. QUERY_TIMEOUT_IN_SECONDS
Answer: C
Explanation:
The parameter STATEMENT_QUEUED_TIMEOUT_IN_SECONDS sets the limit for a query to wait in the queue in order to get its chance of running on the warehouse. The query will quit after reaching this limit. By default, the value of this parameter is 0 which mean the queries will wait indefinitely in the waiting queue
https://community.snowflake.com/s/article/Warehouse-Concurrency-and-Statement-Timeout-Parameters#:~:text=The%20parameter%20STATEMENT_QUEUED_TIMEOUT_IN_SECONDS%20sets%20the,indefinitely%20in%20the%20waiting%20queue.
NEW QUESTION # 110
Which of the following statements describes a schema in Snowflake?
- A. A logical grouping of objects that belongs to multiple databases
- B. A logical grouping of objects that belongs to a single database
- C. A uniquely identified Snowflake account within a business entity
- D. A named Snowflake object that includes all the information required to share a database
Answer: B
NEW QUESTION # 111
The is the minimum Fail-safe retention time period for transient tables?
- A. 12 hours
- B. 1 day
- C. 0 days
- D. 7 days
Answer: C
NEW QUESTION # 112
What is a best practice after creating a custom role?
- A. Assign the custom role to the SYSADMIN role
- B. Assign the custom role to the PUBLIC role
- C. Create the custom role using the SYSADMIN role.
- D. Add__CUSTOM to all custom role names
Answer: A
Explanation:
When creating roles that will serve as the owners of securable objects in the system, Snowflake recommends creating a hierarchy of custom roles, with the top-most custom role assigned to the system role SYSADMIN. This role structure allows system administrators to manage all objects in the account, such as warehouses and database objects, while restricting management of users and roles to the USERADMIN role.
NEW QUESTION # 113
How would a user execute a series of SQL statements using a task?
- A. Include the SQL statements in the body of the task CREATE TASK mytask .. AS INSERT INTO target1 SELECT .. FROM stream_s1 WHERE .. INSERT INTO target2 SELECT .. FROM stream_s1 WHERE ..
- B. A stored procedure can have only one DML statement per stored procedure invocation and therefore the user should sequence stored procedure calls in the task definition CREATE TASK mytask .... AS call stored_proc1(); call stored_proc2();
- C. Use a stored procedure executing multiple SQL statements and invoke the stored procedure from the task. CREATE TASK mytask .... AS call stored_proc_multiple_statements_inside();
- D. Create a task for each SQL statement (e.g. resulting in task1, task2, etc.) and string the series of SQL statements by having a control task calling task1, task2, etc. sequentially.
Answer: D
NEW QUESTION # 114
By definition, a secure view is exposed only to users with what privilege?
- A. REFERENCES
- B. IMPORT SHARE
- C. USAGE
- D. OWNERSHIP
Answer: C
NEW QUESTION # 115
Which services does the Snowflake Cloud Services layer manage? (Choose two.)
- A. Compute resources
- B. Query execution
- C. Data storage
- D. Metadata
- E. Authentication
Answer: D,E
NEW QUESTION # 116
What is the lowest Snowflake edition that offers Time Travel up to 90 days.
- A. Business Critical Edition
- B. Enterprise Edition
- C. standard Edition
- D. Premier Edition
Answer: B
NEW QUESTION # 117
For the ALLOWED VALUES tag property, what is the MAXIMUM number of possible string values for a single tag?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION # 118
A user created a new worksheet within the Snowsight Ul and wants to share this with teammates How can this worksheet be shared?
- A. Create a database and grant all permissions to teammates
- B. Share the worksheet with teammates within Snowsight
- C. Create a zero-copy clone of the worksheet and grant permissions to teammates
- D. Create a private Data Exchange so that any teammate can use the worksheet
Answer: B
NEW QUESTION # 119
How can a row access policy be applied to a table or a view? (Choose two.)
- A. Within a control table
- B. By future APPLY for all objects in a schema
- C. Using the command ALTER <object> ADD ROW ACCESS POLICY <policy>;
- D. Within the policy DDL
- E. Within the create table or create view DDL
Answer: A,E
NEW QUESTION # 120
In a Snowflake role hierarchy, what is the top-level role?
- A. SYSADMIN
- B. ORGADMIN
- C. SECURITYADMIN
- D. ACCOUNTADMIN
Answer: B
NEW QUESTION # 121
When should a multi-cluster warehouse be used in auto-scaling mode?
- A. When it is unknown how much compute power is needed
- B. When a large number of concurrent queries are run on the same warehouse
- C. If the select statement contains a large number of temporary tables or Common Table Expressions (CTEs)
- D. If the runtime of the executed query is very slow
Answer: B
NEW QUESTION # 122
The FLATEEN function is used to query which type of data in Snowflake?
- A. Semi-structured data
- B. None of the above
- C. Both of the above
- D. Structured data
Answer: A
NEW QUESTION # 123
Which Snowflake partner specializes in data catalog solutions?
- A. dbt
- B. Alation
- C. DataRobot
- D. Tableau
Answer: B
Explanation:
Alation provides Data Cataloging functionality. They state they are the 'One Place to Find, Understand, & Govern Data Across an Enterprise.
https://docs.snowflake.com/en/user-guide/ecosystem-all.html
NEW QUESTION # 124
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