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Snowflake DAA-C01 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Data Modeling and Performance Optimization | - Modeling approaches in Snowflake
|
| Topic 2: Data Transformation and Analysis | - Analytical workloads
|
| Topic 3: Snowflake Architecture and Data Platform Fundamentals | - Snowflake architecture concepts
|
| Topic 4: Security, Governance, and Data Sharing | - Access control and security
|
| Topic 5: Data Loading and Unloading | - Data export
|
Snowflake SnowPro Advanced: Data Analyst Certification Sample Questions:
1. A Data Analyst created two tables that are related by a foreign key, using the following commands:
Then the Analyst renamed the referenced table using the following command: ALTER TABLE mother RENAME TO father; What happens to the foreign key after the referenced table is renamed?
A) The foreign key becomes invalid because the referenced table no longer exists.
B) The foreign key is dropped because the reference is no longer valid.
C) The foreign key will not be used during the query rewrite.
D) The foreign key is updated to reference the renamed table.
2. Consider the following chart.
What can be said about the correlation for sales over time between the two categories?
A) There is a positive correlation.
B) There is a negative correlation.
C) There is a non-linear correlation.
D) There is no correlation. (Selected)
3. How can a Data Analyst automatically create a table structure for loading a Parquet file?
A) Use the INFER_SCHEMA together with the CREATE TABLE LIKE command.
B) Use the GENERATE_COLUMN_DESCRIPTION with the CREATE TABLE LIKE command.
C) Use INFER_SCHEMA together with the CREATE TABLE USING TEMPLATE command.
D) Use the GENERATE_COLUMN_DESCRIPTION with the CREATE TABLE USING TEMPLATE command.
4. There are two similarly-structured and sized tables, Table_a and Table_b, in a schema with data populated in both tables. A Data Analyst is running queries as part of a preliminary analysis of the data to check the MAX value of a numeric column named num which is present in both the tables:
* Query 1: SELECT MAX(num) FROM Table_a;
* Query 2: SELECT MAX(num) FROM Table_b;
After running the queries, the Analyst observed that Query 2 ran significantly slower than Query 1. Why is this occurring?
A) Table_b has more rows than Table_a.
B) The USE_CACHED_RESULT was set to FALSE before running Query 2.
C) Table_b has a row-access policy defined.
D) A multi-cluster warehouse was used to run Query 1.
5. A Data Analyst executes a complex query. Which query will allow the Analyst to access the results a second time?
A) SELECT * FROM TABLE(RESULT_SCAN(LAST_QUERY_ID()));
B) DESC RESULT LAST_QUERY_ID();
C) SELECT LAST_QUERY_ID(-1);
D) SELECT * FROM TABLE(INFORMATION_SCHEMA.QUERY_HISTORY());
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: D | Question # 3 Answer: C | Question # 4 Answer: C | Question # 5 Answer: A |

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