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Snowflake COF-R02 Exam Syllabus Topics:

Snowflake SnowPro Core Recertification Sample Questions:

1. Which of the following are best practice recommendations that should be considered when loading data into Snowflake? (Select TWO).

A) Avoid using embedded characters such as commas for numeric data types
B) Load files that are approximately 25 MB or smaller.
C) Load files that are approximately 100-250 MB (or larger)
D) Remove all dates and timestamps.
E) Remove semi-structured data types

2. Which SQL commands, when committed, will consume a stream and advance the stream offset? (Choose two.)

A) UPDATE TABLE FROM STREAM
B) ALTER TABLE AS SELECT FROM STREAM
C) BEGIN COMMIT
D) INSERT INTO TABLE SELECT FROM STREAM
E) SELECT FROM STREAM

3. When unloading to a stage, which of the following is a recommended practice or approach?

A) Use OBJECT_CONSTRUCT ( * ) when using Parquet
B) Avoid the use of the CAST function
C) Set SINGLE: = true for larger files
D) Define an individual file format

4. A company needs to read multiple terabytes of data for an initial load as part of a Snowflake migration. The company can control the number and size of CSV extract files.
How does Snowflake recommend maximizing the load performance?

A) Produce the largest files possible, reducing the overall number of files to process.
B) Produce a larger number of smaller files and process the ingestion with size Small virtual warehouses.
C) Use auto-ingest Snowpipes to load large files in a serverless model.
D) Use an external tool to issue batched row-by-row inserts within BEGIN TRANSACTION and COMMIT commands.

5. Where is Snowflake metadata stored?

A) Within the data files
B) In the virtual warehouse layer
C) In the cloud services layer
D) In the remote storage layer

Solutions: