最新なDatabricks Databricks-Certified-Data-Analyst-Associate問題集（67題）、真実試験の問題を全部にカバー！

質問 1：
A data analyst has created a Query in Databricks SQL, and now wants to create two data visualizations from that Query and add both of those data visualizations to the same Databricks SQL Dashboard.
Which step will the data analyst need to take when creating and adding both data visualizations to the Databricks SQL Dashboard?
A. Copy the Query and create one data visualization per query.
B. Alter the Query to return two separate sets of results.
C. Decide on a single data visualization to add to the dashboard.
D. Add two separate visualizations to the dashboard based on the same Query.
正解：D

質問 2：
A data analyst is processing a complex aggregation on a table with zero null values and the query returns the following result:

Which query did the analyst execute in order to get this result?
A.

B.

C.

D.

正解：D

質問 3：
A data analyst runs the following command:
INSERT INTO stakeholders.suppliers TABLE stakeholders.new_suppliers;
What is the result of running this command?
A. The suppliers table now contains only the data from the new suppliers table.
B. The suppliers table now contains both the data it had before the command was run and the data from the new suppliers table, including any duplicate data.
C. The command fails because it is written incorrectly.
D. The suppliers table now contains both the data it had before the command was run and the data from the new suppliers table, and any duplicate data is deleted.
E. The suppliers table now contains the data from the new suppliers table, and the new suppliers table now contains the data from the suppliers table.
正解：C
解説: (Pass4Test メンバーにのみ表示されます)

質問 4：
Which of the following is an advantage of using a Delta Lake-based data lakehouse over common data lake solutions?
A. ACID transactions
B. Open-source formats
C. Data deletion
D. Flexible schemas
E. Scalable storage
正解：A
解説: (Pass4Test メンバーにのみ表示されます)

質問 5：
Which of the following statements about a refresh schedule is incorrect?
A. A refresh schedule is not the same as an alert.
B. Refresh schedules can be configured in the Query Editor.
C. A query being refreshed on a schedule does not use a SQL Warehouse (formerly known as SQL Endpoint).
D. A query can be refreshed anywhere from 1 minute lo 2 weeks
E. You must have workspace administrator privileges to configure a refresh schedule
正解：E
解説: (Pass4Test メンバーにのみ表示されます)

質問 6：
A data analyst has been asked to count the number of customers in each region and has written the following query:

If there is a mistake in the query, which of the following describes the mistake?
A. The query is using ORDER BY. which is not allowed in an aggregation.
B. The query is selecting region but region should only occur in the ORDER BY clause.
C. The query is using count('). which will count all the customers in the customers table, no matter the region.
D. There are no mistakes in the query.
E. The query is missing a GROUP BY region clause.
正解：E
解説: (Pass4Test メンバーにのみ表示されます)

質問 7：
A data analyst has created a Query in Databricks SQL, and now they want to create two data visualizations from that Query and add both of those data visualizations to the same Databricks SQL Dashboard.
Which of the following steps will they need to take when creating and adding both data visualizations to the Databricks SQL Dashboard?
A. They will need to alter the Query to return two separate sets of results.
B. They will need to add two separate visualizations to the dashboard based on the same Query.
C. They will need to copy the Query and create one data visualization per query.
D. They will need to decide on a single data visualization to add to the dashboard.
E. They will need to create two separate dashboards.
正解：B
解説: (Pass4Test メンバーにのみ表示されます)