DP-300 Dumps

DP-300 Free Practice Test

Microsoft DP-300: Administering Relational Databases on Microsoft Azure (beta)

QUESTION 26

- (Exam Topic 5)
You have two on-premises servers that run Windows Server 2019 and host a Microsoft SQL Server 2017 Always On availability group named AG1. AG1 contains a single database named DB1.
You have an Azure subscription. The subscription contains a virtual machine named VM1 that runs Linux. You need to migrate DB1 to a SQL Server 2019 instance on VM1. The solution must minimize the downtime of DB1 during the migration.
What should you do? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.
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Solution:
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Does this meet the goal?

Correct Answer: A

QUESTION 27

- (Exam Topic 5)
You have an Azure SQL database named db1.
You need to retrieve the resource usage of db1 from the last week.
How should you complete the statement? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
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Solution:
Box 1: sys.resource_stats
sys.resource_stats returns CPU usage and storage data for an Azure SQL Database. It has database_name and start_time columns.
Box 2: DateAdd
The following example returns all databases that are averaging at least 80% of compute utilization over the last one week.
DECLARE @s datetime; DECLARE @e datetime;
SET @s= DateAdd(d,-7,GetUTCDate()); SET @e= GETUTCDATE();
SELECT database_name, AVG(avg_cpu_percent) AS Average_Compute_Utilization FROM sys.resource_stats
WHERE start_time BETWEEN @s AND @e GROUP BY database_name
HAVING AVG(avg_cpu_percent) >= 80
Reference:
https://docs.microsoft.com/en-us/sql/relational-databases/system-catalog-views/sys-resource-stats-azure-sql-data

Does this meet the goal?

Correct Answer: A

QUESTION 28

- (Exam Topic 5)
You have an Azure Data Factory pipeline that is triggered hourly. The pipeline has had 100% success for the past seven days.
The pipeline execution fails, and two retries that occur 15 minutes apart also fail. The third failure returns the following error.
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What is a possible cause of the error?

Correct Answer: B

QUESTION 29

- (Exam Topic 5)
You have an Azure SQL managed instance named SQL1 and two Azure web apps named App1 and App2. You need to limit the number of IOPs that App2 queries generate on SQL1.
Which two actions should you perform on SQL1? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.

Correct Answer: BC
Reference:
https://docs.microsoft.com/en-us/sql/relational-databases/resource-governor/resource-governor?view=sql-server

QUESTION 30

- (Exam Topic 5)
You have a new Azure SQL database. The database contains a column that stores confidential information. You need to track each time values from the column are returned in a query. The tracking information must be stored for 365 days from the date the query was executed.
Which three actions should you perform? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.

Correct Answer: ACD
C: Advanced Data Security (ADS) is a unified package for advanced SQL security capabilities. ADS is available for Azure SQL Database, Azure SQL Managed Instance, and Azure Synapse Analytics. It includes functionality for discovering and classifying sensitive data
D: You can apply sensitivity-classification labels persistently to columns by using new metadata attributes that have been added to the SQL Server database engine. This metadata can then be used for advanced,
sensitivity-based auditing and protection scenarios.
A: An important aspect of the information-protection paradigm is the ability to monitor access to sensitive data. Azure SQL Auditing has been enhanced to include a new field in the audit log called data_sensitivity_information. This field logs the sensitivity classifications (labels) of the data that was returned by a query. Here's an example:
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Reference:
https://docs.microsoft.com/en-us/azure/azure-sql/database/data-discovery-and-classification-overview