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SnowPro Core Certification Exam Dumps

COF-C02 Exam Format | Course Contents | Course Outline | Exam Syllabus | Exam Objectives

Exam Details for COF-C02 SnowPro Core Certification:

Number of Questions: The exam consists of approximately 65 multiple-choice and multiple-select questions.

Time Limit: The total time allocated for the exam is 90 minutes (1 hour and 30 minutes).

Passing Score: To pass the exam, you must achieve a minimum score of 70%.

Exam Format: The exam is conducted online and is proctored. You will be required to answer the questions within the allocated time frame.

Course Outline:

1. Snowflake Architecture and Deployment Considerations:
- Understand the architecture and components of Snowflake
- Learn about Snowflake deployment options and considerations
- Familiarize with Snowflake security and access control mechanisms

2. Snowflake Account and User Management:
- Create and manage Snowflake accounts and users
- Configure user roles and privileges in Snowflake
- Implement authentication and authorization mechanisms

3. Snowflake Data Loading and Unloading:
- Load data into Snowflake using different methods (e.g., COPY, INSERT)
- Unload data from Snowflake to external storage or cloud services
- Optimize data loading and unloading processes in Snowflake

4. Snowflake Querying and Optimization:
- Write SQL queries in Snowflake to retrieve and manipulate data
- Understand query optimization techniques in Snowflake
- Utilize Snowflake query monitoring and troubleshooting tools

5. Snowflake Data Modeling and Warehousing:
- Design and create Snowflake databases and schemas
- Develop and implement Snowflake data models
- Optimize Snowflake data warehousing performance

6. Snowflake Security and Data Protection:
- Implement data security controls in Snowflake
- Configure Snowflake encryption and data masking
- Ensure compliance with data protection regulations

7. Snowflake Clustering and Partitioning:
- Understand Snowflake clustering and partitioning concepts
- Optimize data storage and retrieval using clustering and partitioning
- Design and implement effective clustering and partitioning strategies

8. Snowflake Performance and Scalability:
- Monitor and optimize Snowflake performance and scalability
- Configure Snowflake virtual warehouses for workload management
- Implement Snowflake resource monitoring and allocation

Exam Objectives:

1. Understand the architecture and deployment considerations of Snowflake.
2. Manage Snowflake accounts and user access.
3. Load and unload data from Snowflake using various methods.
4. Write and optimize SQL queries in Snowflake.
5. Design and implement data models in Snowflake.
6. Implement security controls and data protection measures in Snowflake.
7. Utilize clustering and partitioning techniques for performance optimization.
8. Monitor and optimize Snowflake performance and scalability.

Exam Syllabus:

The exam syllabus covers the following topics:

1. Snowflake Architecture and Deployment Considerations
- Snowflake architecture and components
- Snowflake deployment options and considerations
- Snowflake security and access control mechanisms

2. Snowflake Account and User Management
- Snowflake account and user creation and management
- User roles and privileges configuration
- Authentication and authorization mechanisms in Snowflake

3. Snowflake Data Loading and Unloading
- Data loading methods in Snowflake (e.g., COPY, INSERT)
- Data unloading from Snowflake to external storage or cloud services
- Data loading and unloading process optimization in Snowflake

4. Snowflake Querying and Optimization
- SQL query writing and execution in Snowflake
- Query optimization techniques in Snowflake
- Snowflake query monitoring and troubleshooting tools

5. Snowflake Data Modeling and Warehousing
- Snowflake database and schema design and creation
- Snowflake data model development and implementation

- Data warehousing performance optimization in Snowflake

6. Snowflake Security and Data Protection
- Data security controls implementation in Snowflake
- Snowflake encryption and data masking configuration
- Data protection regulation compliance in Snowflake

7. Snowflake Clustering and Partitioning
- Snowflake clustering and partitioning concepts
- Data storage and retrieval optimization using clustering and partitioning
- Effective clustering and partitioning strategies in Snowflake

8. Snowflake Performance and Scalability
- Snowflake performance and scalability monitoring and optimization
- Virtual warehouse configuration for workload management
- Snowflake resource monitoring and allocation

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COF-C02 PDF Sample Questions

COF-C02 Sample Questions

Snowflake
COF-C02
SnowPro Core Certification
https://killexams.com/pass4sure/exam-detail/COF-C02
Question: 64
What happens when a Data Provider revokes privileges to a Share on an object in their source database?
A. The object immediately becomes unavailable for all Data Consumers
B. Any additional data arriving after this point in time will not be visible to Data Consumers
C. The Data Consumers stop seeing data updates and become responsible for storage charges for the object
D. A static copy of the object at the time the privilege was revoked is created In the Data Consumers� accounts
Answer: A
Question: 65
Query results are stored in the Result Cache for how long after they are last accessed, assuming no data changes have
occurred?
A. 1 Hour
B. 3 Hours
C. 12 hours
D. 24 hours
Answer: D
Explanation:
Reference: https://community.snowflake.com/s/article/Caching-in-Snowflake-Data-Warehouse
Question: 66
Which of the following statements would be used to export/unload data from Snowflake?
A. COPY INTO @stage
B. EXPORT TO @stage
C. INSERT INTO @stage
D. EXPORT_TO_STAGE (stage = > @Wage, select = > �select * from t1);
Answer: A
Explanation:
Reference: https://docs.snowflake.com/en/user-guide/data-unload-considerations.html
Question: 67
A virtual warehouse�s auto-suspend and auto-resume settings apply to which of the following?
A. The primary cluster in the virtual warehouse
B. The entire virtual warehouse
C. The database in which the virtual warehouse resides
D. The Queries currently being run on the virtual warehouse
Answer: B
Explanation:
https://docs.snowflake.com/en/user-guide/warehouses-
overview.html#:~:text=Similarly%2C%20auto%2Dresume%20ensures%20that,individual%
20clusters%20in%20the%20warehouse.
Question: 68
True or False: Snowflake bills for a minimum of five minutes each time a Virtual Warehouse is started.
A. True
B. False
Answer: B
Explanation:
Reference: https://docs.snowflake.com/en/user-guide/credits.html
Question: 69
Which are true of Snowflake roles?
A. All grants to objects are given to roles, and never to users
B. In order to do DML/DOL, a user needs to have selected a single role that has that specific access to the object and
operation
C. The public role controls at other roles
D. Roles are a subset of users and users own objects In Snowflake
Answer: A,B
Question: 70
Which of the following connectors are available in the Downloads section of the Snowflake web Interface (UI) Choose
2 answers
A. SnowSQL
B. ODBC
C. R
D. HIVE
Answer: A,B
Explanation:
Reference: https://docs.snowflake.com/en/user-guide/connecting.html
Question: 71
Which data types does Snowflake support when querying semi-structured data? (Select TWO)
A. VARIANT
B. ARRAY
C. VARCHAR
D. XML
E. BLOB
Answer: A,B
Explanation:
https://docs.snowflake.com/en/user-guide/semistructured-intro.html#label-loading-semi-structured-data
A VARIANT stores semi-structured data in Snowflake. It can store a value of any other type, including OBJECT and
ARRAY.
The maximum length of a VARIANT is 16 MB.
A Snowflake ARRAY is similar to an array in many other programming languages. An ARRAY contains 0 or more
pieces of data. Each element is accessed by specifying its position in the array.
Question: 72
Which copy INTO command outputs the data into one file?
A. SINGLE=TRUE
B. MAX_FILE_NUMBER=1
C. FILE_NUMBER=1
D. MULTIPLE=FAISE
Answer: B
Question: 73
True or False: It is possible to query data from an Internal or named External stage without loading the data into
Snowflake.
A. True
B. False
Answer: A
Question: 74
The FLATEEN function is used to query which type of data in Snowflake?
A. Structured data
B. Semi-structured data
C. Both of the above
D. None of the above
Answer: B
Explanation:
Reference: https://docs.snowflake.com/en/user-guide/querying-semistructured.html
FLATTEN is used to unnest semi-structured data. Don�t see an application for structured data as by definition it
shouldn�t be nested.
Question: 75
Which of the following statements describes a benefit of Snowflake�s separation of compute and storage? (Choose all
that apply.)
A. Growth of storage and compute are tightly coupled together
B. Storage expands without the requirement to add more compute
C. Compute can be scaled up or down without the requirement to add more storage
D. Multiple compute clusters can access stored data without contention
Answer: B,C,D
Explanation:
Reference: https://towardsdatascience.com/why-you-are-throwing-money-away-if-your-cloud-data-warehousedoesnt-
separate-storage-and-compute-65d2dffd450f
Question: 76
Which of the following statements are true of VALIDATION_MODE in Snowflake? (Choose two.)
A. The validation_mode option is used when creating an Internal Stage
B. validation_mode=return_all_errors is a parameter of the copy command
C. The validation_mode option will validate data to be loaded by the copy statement while completing the load and
will return the rows that could not be loaded without error
D. The validation_mode option will validate data to be loaded by the copy statement without completing the load and
will return possible errors
Answer: B,D
Explanation:
Reference: https://docs.snowflake.com/en/user-guide/data-load-bulk-ts.html
Question: 77
Which Snowflake partner specializes in data catalog solutions?
A. Alation
B. DataRobot
C. dbt
D. Tableau
Answer: A
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
Question: 78
The number of queries that a Virtual Warehouse can concurrently process is determined by: Choose 2 answers
A. The complexity of each query
B. The CONCURRENT_QUERY_UMIT parameter set on the Snowflake account
C. The size of the data required for each query
D. The tool that s executing the query
Answer: A,C
Explanation:
Reference: https://docs.snowflake.com/en/user-guide/warehouses-overview.html
Question: 79
When scaling out by adding clusters to a multi-cluster warehouse, you are primarily scaling for improved:
A. Concurrency
B. Performance
Answer: A
Explanation:
Reference: https://docs.snowflake.com/en/user-guide/warehouses-multicluster.html
Question: 80
True or False: It is possible to unload structured data to semi-structured formats such as JSON and parquet.
A. True
B. False
Answer: A
Explanation:
Reference: https://docs.snowflake.com/en/user-guide/data-unload-prepare.html
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SnowPro Core Certification Exam Dumps

COF-C02 Exam Format | Course Contents | Course Outline | Exam Syllabus | Exam Objectives

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COF-C02 PDF Sample Questions

COF-C02 Sample Questions

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