Latest [Jun 01, 2023] COF-C02 Exam Dumps - Valid and Updated Dumps
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The Snowflake COF-C02 (SnowPro Core Certification) Certification Exam is designed for professionals who are looking to establish their expertise in Snowflake's cloud data platform. Snowflake is a popular cloud-based data warehousing solution that is used by many organizations to store, manage and analyze large amounts of data. This exam is intended to validate a candidate's knowledge in Snowflake's core concepts, basic SQL skills, and the ability to use Snowflake's web interface and command-line interface.
The Snowflake COF-C02 (SnowPro Core Certification) exam is an essential certification for professionals who work with Snowflake's cloud data platform. The certification validates an individual's knowledge and skills in Snowflake's core concepts and architecture, enabling them to showcase their expertise to potential employers or clients. Passing this exam demonstrates a deep understanding of Snowflake's capabilities and the ability to apply them in real-world scenarios.
The SnowPro Core Certification exam is aimed at individuals who work with Snowflake technology and have a deep understanding of its capabilities. The exam is designed to test the knowledge of candidates in areas such as data modeling, data loading, and performance tuning. The exam is also designed to test the ability of candidates to troubleshoot any issues that may arise while working with Snowflake.
NEW QUESTION # 20
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
NEW QUESTION # 21
What is the default character set used when loading CSV files into Snowflake?
- A. UTF-8
- B. ISO S859-1
- C. ANSI_X3.A
- D. UTF-16
Answer: A
Explanation:
https://docs.snowflake.com/en/user-guide/intro-summary-loading.html#:~:text=For%20delimited%20files%20(CSV%2C%20TSV,encoding%20to%20use%20for%20loading.
For delimited files (CSV, TSV, etc.), the default character set is UTF-8. To use any other characters sets, you must explicitly specify the encoding to use for loading. For the list of supported character sets, see Supported Character Sets for Delimited Files (in this topic).
NEW QUESTION # 22
Which command is used to unload data from a Snowflake table into a file in a stage?
- A. EXTRACT INTO
- B. COPY INTO
- C. WRITE
- D. GET
Answer: B
NEW QUESTION # 23
What type of query benefits the MOST from search optimization?
- A. A query that uses only disjunction (i.e., OR) predicates
- B. A query that includes analytical expressions
- C. A query that filters on semi-structured data types
- D. A query that uses equality predicates or predicates that use IN
Answer: D
NEW QUESTION # 24
How are serverless features billed?
- A. Per second multiplied by an automatic sizing for the job
- B. Per second multiplied by the size, as determined by the SERVERLESS_FEATURES_SIZE account parameter
- C. Per minute multiplied by an automatic sizing for the job, with a minimum of one minute
- D. Serverless features are not billed, unless the total cost for the month exceeds 10% of the warehouse credits, on the account
Answer: D
NEW QUESTION # 25
True or False: Snowflake's Global Services Layer gathers and maintains statistics on all columns in all micro-partitions.
- A. True
- B. False
Answer: A
NEW QUESTION # 26
Which of the following statements describes a schema in Snowflake?
- A. A named Snowflake object that includes all the information required to share a database
- B. A logical grouping of objects that belongs to a single database
- C. A logical grouping of objects that belongs to multiple databases
- D. A uniquely identified Snowflake account within a business entity
Answer: B
NEW QUESTION # 27
Which file formats are supported for unloading data from Snowflake? (Choose two.)
- A. ORC
- B. Avro
- C. Delimited (CSV, TSV, etc.)
- D. JSON
- E. XML
Answer: A,C
Explanation:
Reference:
%20comma%20(i.e.%20CSV).&text=File%20format%20options%20specify%20the,the%20format%20of%20the%20data
NEW QUESTION # 28
Which of the following connectors are available in the Downloads section of the Snowflake web Interface (UI) Choose 2 answers
- A. ODBC
- B. SnowSQL
- C. HIVE
- D. R
Answer: A,B
NEW QUESTION # 29
What is the recommended method for loading data into Snowflake?
- A. Load data by writing it In the Snowflake Web Interface (UI)
- B. Load row by row
- C. Load data via frequent, angle row DML's
- D. Load data in batch
Answer: D
NEW QUESTION # 30
Which of the following languages can be used to implement Snowflake User Defined Functions (UDFs)? Choose 2 answers
- A. Python
- B. Java
- C. SQL
- D. JavaScript
Answer: C,D
NEW QUESTION # 31
What are advantages clones have over tables created with CREATE TABLE AS SELECT statement? (Choose two.)
- A. The clone will have time travel history from the original table.
- B. The clone always stays in sync with the original table.
- C. The clone has better query performance.
- D. The clone is created almost instantly.
- E. The clone saves space by not duplicating storage.
Answer: D,E
NEW QUESTION # 32
Which of the following statements apply to Snowflake in terms of security? (Choose two.)
- A. All data in Snowflake is encrypted.
- B. All data in Snowflake is compressed.
- C. Snowflake leverages a Role-Based Access Control (RBAC) model.
- D. Snowflake requires a user to configure an IAM user to connect to the database.
- E. Snowflake can run within a user's own Virtual Private Cloud (VPC).
Answer: C,E
NEW QUESTION # 33
What transformations are supported in a CREATE PIPE ... AS COPY ... FROM (....) statement? (Select TWO.)
- A. Data can be filtered by an optional where clause
- B. Columns can be omitted
- C. Columns can be reordered
- D. Row level access can be defined
- E. Incoming data can be joined with other tables
Answer: B,C
NEW QUESTION # 34
True or False: A third-party tool that supports standard JDBC or ODBC but has no Snowflake-specific driver will be unable to connect to Snowflake.
- A. True
- B. False
Answer: B
NEW QUESTION # 35
A user has an application that writes a new Tile to a cloud storage location every 5 minutes.
What would be the MOST efficient way to get the files into Snowflake?
- A. Create a task that runs a copy into operation from an external stage every 5 minutes
- B. Set up cloud provider notifications on the Tile location and use Snowpipe with auto-ingest
- C. Create a task that puts the files in an internal stage and automate the data loading wizard
- D. Create a task that runs a GET operation to intermittently check for new files
Answer: B
NEW QUESTION # 36
True or False: Multi_Factor Authentication (MFA) in Snowflake is only supported in conjunction with single Sign-on (sso).
- A. True
- B. False
Answer: B
NEW QUESTION # 37
Which of the following describes external functions in Snowflake?
- A. They are a type of User-defined Function (UDF).
- B. They contain their own SQL code.
- C. They call code that is stored inside of Snowflake.
- D. They can return multiple rows for each row received
Answer: A
NEW QUESTION # 38
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