Quiz Microsoft - Efficient DP-300 - New Administering Relational Databases on Microsoft Azure Exam Format

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Microsoft DP-300 Exam Syllabus Topics:

SectionObjectives
Optimize query performance- Analyze query performance
  • 1. Use Query Store and execution plans
    • 2. Identify inefficient queries
      - Improve performance
      • 1. Query tuning techniques
        • 2. Index optimization
          Perform automation- Automate database tasks
          • 1. Use Azure Automation
            • 2. Implement scheduled maintenance
              Plan and implement data platform resources- Plan and configure security for the data platform
              • 1. Configure network security
                • 2. Implement authentication and authorization
                  - Deploy and configure infrastructure
                  • 1. Select appropriate Azure database services
                    • 2. Configure compute and storage resources
                      Implement a secure environment- Implement data protection
                      • 1. Encryption at rest and in transit
                        • 2. Data classification and auditing
                          - Manage database authentication and authorization
                          • 1. Configure Azure Active Directory authentication
                            • 2. Manage database roles and permissions
                              Plan and implement a high availability and disaster recovery environment- Design HA/DR solutions
                              • 1. Configure failover groups
                                • 2. Implement geo-replication
                                  - Backup and restore
                                  • 1. Point-in-time restore
                                    • 2. Automated backups
                                      Monitor and optimize operational resources- Optimize resources
                                      • 1. Tune performance configuration
                                        • 2. Scale compute and storage
                                          - Monitor database performance
                                          • 1. Use Azure Monitor and Log Analytics
                                            • 2. Identify performance bottlenecks

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                                              Microsoft Administering Relational Databases on Microsoft Azure Sample Questions (Q58-Q63):

                                              NEW QUESTION # 58
                                              You have an Azure data factory that has two pipelines named PipelineA and PipelineB.
                                              PipelineA has four activities as shown in the following exhibit.

                                              PipelineB has two activities as shown in the following exhibit.

                                              You create an alert for the data factory that uses Failed pipeline runs metrics for both pipelines and all failure types. The metric has the following settings:
                                              Operator: Greater than
                                              Aggregation type: Total
                                              Threshold value: 2
                                              Aggregation granularity (Period): 5 minutes
                                              Frequency of evaluation: Every 5 minutes
                                              Data Factory monitoring records the failures shown in the following table.

                                              For each of the following statements, select Yes if the statement is true. Otherwise, select No.
                                              NOTE:Each correct selection is worth one point.

                                              Answer:

                                              Explanation:

                                              Explanation
                                              Text Description automatically generated

                                              Box 1: No
                                              Just one failure within the 5-minute interval.
                                              Box 2: No
                                              Just two failures within the 5-minute interval.
                                              Box 3: No
                                              Just two failures within the 5-minute interval.
                                              Reference:
                                              https://docs.microsoft.com/en-us/azure/azure-monitor/alerts/alerts-metric-overview


                                              NEW QUESTION # 59
                                              You configure backup for an Azure SQL database as shown in the following exhibit.

                                              Use the drop-down menus to select the answer choice the completes each statement based on the information presented in the graphic.
                                              NOTE: Each correct selection is worth one point.

                                              Answer:

                                              Explanation:


                                              NEW QUESTION # 60
                                              You plan to build a structured streaming solution in Azure Databricks. The solution will count new events in five- minute intervals and report only events that arrive during the interval.
                                              The output will be sent to a Delta Lake table.
                                              Which output mode should you use?

                                              Answer: A

                                              Explanation:
                                              Section: [none]
                                              Explanation:
                                              Complete mode: You can use Structured Streaming to replace the entire table with every batch.
                                              Incorrect Answers:
                                              B: By default, streams run in append mode, which adds new records to the table.
                                              Reference:
                                              https://docs.databricks.com/delta/delta-streaming.html


                                              NEW QUESTION # 61
                                              You are provisioning an Azure SQL database in the Azure portal as shown in the following exhibit.

                                              Use the drop-down menus to select the answer choice that completes each statement based on the information presented in the graphic.
                                              NOTE: Each correct selection is worth one point.

                                              Answer:

                                              Explanation:

                                              Explanation
                                              Graphical user interface, text, application, email Description automatically generated

                                              Reference:
                                              https://docs.microsoft.com/en-us/azure/azure-sql/database/serverless-tier-overview


                                              NEW QUESTION # 62
                                              You plan to create a table in an Azure Synapse Analytics dedicated SQL pool.
                                              Data in the table will be retained for five years. Once a year, data that is older than five years will be deleted.
                                              You need to ensure that the data is distributed evenly across partitions. The solutions must minimize the amount of time required to delete old data.
                                              How should you complete the Transact-SQL statement? To answer, drag the appropriate values to the correct targets. Each value may be used once, more than once, or not at all.
                                              You may need to drag the split bar between panes or scroll to view content.
                                              NOTE: Each correct selection is worth one point.

                                              Answer:

                                              Explanation:

                                              Reference:
                                              https://docs.microsoft.com/en-us/sql/t-sql/statements/create-table-azure-sql-data-warehouse
                                              https://docs.microsoft.com/en-us/azure/synapse-analytics/sql/best-practices-dedicated-sql-pool


                                              NEW QUESTION # 63
                                              ......

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