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Snowflake DAA-C01 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Data Ingestion and Data Preparation | 15%-20% | - Use best practice considerations relating to data integrity structures
|
| Topic 2: Data Analysis | 30%-32% | - Perform advanced analytics using SQL
|
| Topic 3: Data Transformation and Data Modeling | 22%-30% | - Design data models
|
| Topic 4: Data Presentation and Data Visualization | 28%-29% | - Integrate with BI tools
|
Snowflake SnowPro Advanced: Data Analyst Certification Sample Questions:
1. A Data Analyst is working with a table that has 1 record per day, with sales information. Which window function would calculate a 7-day moving average of sales, where SALES_DATE represents the date column?
A) SUM(SALES) OVER (ORDER BY SALES_DATE ROWS BETWEEN 7 PRECEDING AND
CURRENT ROW)
B) AVG(SALES) OVER (ORDER BY SALES_DATE ROWS BETWEEN 7 PRECEDING AND
CURRENT ROW)
C) AVG(SALES) OVER (ORDER BY SALES_DATE ROWS BETWEEN 6 PRECEDING AND
CURRENT ROW)
D) SUM(SALES) OVER (ORDER BY SALES_DATE ROWS BETWEEN 6 PRECEDING AND
CURRENT ROW)
2. A company is looking for new headquarters and wants to minimize the distances employees have to commute.
The company has geographic data on employees' residences. Through the Snowflake Marketplace, the company obtained geographic data for possible locations of the new headquarters. How can the distance between an employee's residence and potential headquarters locations be calculated in meters with the LEAST operational overhead?
A) ST_DISTANCE
B) HAVERSINE
C) ST_HAUSDORFFDISTANCE
D) ST_LENGTH
3. A Data Analyst runs a query in a Snowflake worksheet, and selects a numeric column from the result grid.
What automatically-generated contextual statistic can be visualized?
A) A frequency distribution, displayed for all numeric columns
B) MIN/MAX values for the column
C) A key distribution
D) A histogram, displayed for all numeric, date, and time columns
4. 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 D
B) Option B
C) Option C
D) Option A
5. What potential problem can be identified in the Query profile below?
A) The query is not using a foreign Key.
B) There Is inefficient pruning.
C) There is query spilling.
D) There is an exploding join
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: C | Question # 5 Answer: D |
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