Snowflake SnowPro Advanced: Data Analyst Certification : DAA-C01

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Snowflake DAA-C01 Exam Syllabus Topics:

Snowflake SnowPro Advanced: Data Analyst Certification Sample Questions:

1. A Directed Acyclic Graph (DAG) of 12 tasks (ETLDAILY) failed because one of the tasks failed (STEP10), therefore the dependent tasks (STEP11 and STEP12) did not run. Which command is needed to re-run task STEP10 and the two dependent tasks?

A) ALTER TASK STEP10 RESUME;
B) EXECUTE TASK STEP10 RETRY LAST;
C) EXECUTE TASK ETLDAILY RETRY LAST;
D) ALTER TASK ETLDAILY RESUME;

2. What will the following query return?
SELECT * FROM testtable SAMPLE BLOCK (0.012) REPEATABLE (99992);

A) A sample of a table in which each block of rows has a 1.2% probability of being included in the sample, with the seed set to 99992.
B) A sample of a table in which each block of rows has a 1.2% probability of being included in the sample where repeated elements are allowed.
C) A sample of a table in which each block of rows has a 0.012% probability of being included in the sample, with the seed set to 99992.
D) A sample containing 99992 records of a table in which each block of rows has a 0.012% probability of being included in the sample.

3. Which Snowflake feature allows users to encapsulate a series of SQL statements into a reusable database object, facilitating modular code development?

A) Materialized view
B) User-Defined Function (UDF)
C) Stored procedure
D) Common Table Expressions (CTE)

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 a row-access policy defined.
B) The USE_CACHED_RESULT was set to FALSE before running Query 2.
C) A multi-cluster warehouse was used to run Query 1.
D) Table_b has more rows than Table_a.

5. A Data Analyst needs to add address details based on a customer's latitude and longitude to a customer sales database. The Analyst found a free Worldwide Address Data listing on the Snowflake Marketplace. The ACCOUNTADMIN placed the data set into a new database called ADDRESS_DATA. The Data Analyst needs to join the ADDRESS_DATA.OPENADDRESS table with the ORDERS table which is stored in the GLOBAL_DWH database. The combined data set needs to be created as a view. How can this be achieved?

A) Create a new schema called ENRICHED in the ADDRESS_DATA database and create this view in the ENRICHED schema.
B) Ask the ACCOUNTADMIN to grant the Data Analyst the IMPORTED_PRIVILEGES on the ADDRESS_DATA database and then create a view in the ADDRESS_DATA database.
C) Create a view in the GLOBAL_DWH database.
D) Create a view in the ADDRESS_DATA database.

Solutions: