Azure DP-300 Database Administrator Guide 2026
Master Azure SQL Database administration, performance tuning, and high availability. Complete guide for the DP-300 certification exam.
What is DP-300?
The DP-300: Administering Microsoft Azure SQL Solutions certification validates your expertise in managing SQL Server and Azure SQL databases. This associate-level certification covers deployment, security, performance optimization, and high availability.
Quick Facts
- Exam Code: DP-300
- Duration: 120 minutes
- Questions: 40-60 questions
- Passing Score: 700/1000
- Cost: $165 USD
- Prerequisites: SQL Server experience recommended
Exam Domains & Weightings
20-25%Plan and implement data platform resources
15-20%Implement a secure environment
30-35%Monitor, configure, and optimize resources
20-25%Configure and manage automation of tasks
5-10%Plan and configure HA/DR environment
Key Topics to Master
1. Deployment & Configuration
- Azure SQL Database deployment options
- SQL Managed Instance configuration
- Hybrid connectivity (Azure Arc)
- Migration strategies
2. Security
- Azure AD authentication
- Transparent Data Encryption (TDE)
- Dynamic data masking
- Advanced Threat Protection
3. Performance Optimization
- Query performance tuning
- Index management strategies
- Query Store analysis
- Automatic tuning
4. High Availability
- Geo-replication setup
- Auto-failover groups
- Backup and restore strategies
- Point-in-time restore
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