PDF Version DemoSnowflake SnowPro Advanced: Data Analyst Certification Sample Questions:
1. A large, complicated query is used to generate a data set for a report on the most recent month. It is taking longer than expected. A review of the Query Profile shows excessive spilling. How can the performance of the query be improved WITHOUT increasing costs?
A) Change the source tables into external tables to establish and take advantage of custom partitioning.
B) Split the query into multiple steps, replacing Common Table Expressions (CTEs) with temporary tables to process the data in smaller batches.
C) Create a materialized view clustered on a date column, on the table that is causing the spilling.
D) Run the query against zero-copy clones of the source tables to avoid contention with other queries.
2. A Data Analyst needs to write a query that will return all projects from a project table and all employees from an employee table. What type of join should be used in this query?
A) Cross join
B) Inner join
C) Full outer join
D) Left outer join
3. Which aggregate functions can be used to provide values for a given bucket in Snowsight charts? (Select THREE).
A) Max
B) Any Value
C) Mode
D) Standard Deviation
E) HLL
F) Average
4. Given the following data:
This SELECT statement is executed:
What will be the result?
A) 1.84
B) 200
C) 1.8
D) 2.0
5. A Data Analyst has a Parquet file stored in an Amazon S3 staging area. Which query will copy the data from the staged Parquet file into separate columns in the target table?
A) Option A
B) Option D
C) Option C
D) Option B
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: C | Question # 3 Answer: A,B,F | Question # 4 Answer: D | Question # 5 Answer: C |
We are confident about the products and aim to help you pass with ease. In case of failure, we will provide a no hassle full money back guarantee for the purchasing fee.
1025 Customer Reviews
Quality and ValueITbraindumps Practice Exams are written to the highest standards of technical accuracy, using only certified subject matter experts and published authors for development - no all study materials.
Tested and ApprovedWe are committed to the process of vendor and third party approvals. We believe professionals and executives alike deserve the confidence of quality coverage these authorizations provide.
Easy to PassIf you prepare for the exams using our ITbraindumps testing engine, It is easy to succeed for all certifications in the first attempt. You don't have to deal with all dumps or any free torrent / rapidshare all stuff.
Try Before BuyITbraindumps offers free demo of each product. You can check out the interface, question quality and usability of our practice exams before you decide to buy.