The answer is the use of SQL Server Agent jobs, as this factor directly determines whether you need instance-scoped features. Azure SQL Managed Instance offers near 100% SQL Server compatibility, including SQL Server Agent, linked servers, and instance-level configurations, making it ideal for lift-and-shift migrations with minimal changes. In contrast, Azure SQL Database is a pure Platform-as-a-Service (PaaS) offering that lacks these instance-scoped capabilities, so any workload relying on SQL Server Agent or cross-database queries would require Managed Instance. On the Microsoft Azure Database Administrator Associate DP-300 exam, this question tests your understanding of migration scenarios and the core architectural difference between single database and instance-level services. A common trap is assuming SQL Database supports all SQL Server features, but remember: if your workload needs agent jobs or instance-scoped objects, you must choose Managed Instance. For a quick memory tip, think “Agent equals Instance” — SQL Server Agent jobs always point to Managed Instance.
DP-300 Plan and implement data platform resources Practice Question
This DP-300 practice question tests your understanding of plan and implement data platform resources. This is a configuration task: choose the command set that satisfies every stated requirement. Small differences — like 'secret' vs 'password' or 'transport input ssh' vs 'all' — change whether the answer is correct. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
Which THREE factors should you consider when choosing between Azure SQL Database and Azure SQL Managed Instance for a new workload?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Lift-and-shift migration of on-premises databases
Option B is correct because Azure SQL Managed Instance is designed for lift-and-shift migrations of on-premises databases, offering near 100% compatibility with SQL Server features like instance-level configurations, linked servers, and SQL Server Agent. Azure SQL Database, as a Platform-as-a-Service (PaaS) offering, lacks these instance-scoped capabilities, making Managed Instance the preferred choice for migrating existing databases with minimal changes.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
Need for a static IP address
Why it's wrong here
Managed Instance has a fixed public endpoint, but single database does not.
✓
Lift-and-shift migration of on-premises databases
Why this is correct
Managed Instance offers higher compatibility for existing databases.
Related concept
Read the scenario before looking for a memorised answer.
✓
Requirement for cross-database queries
Why this is correct
Managed Instance supports cross-database queries; single database does not.
Related concept
Read the scenario before looking for a memorised answer.
✗
Both support automated backups
Why it's wrong here
Both support automated backups, so it's not a differentiating factor.
✓
Use of SQL Server Agent jobs
Why this is correct
SQL Agent is available in Managed Instance but not in single database.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often assume static IP addresses are a key differentiator, but Azure SQL Managed Instance does not provide a static public IP by default, and both services can use Private Link for stable private IPs, making this a red herring.
Detailed technical explanation
How to think about this question
Azure SQL Managed Instance runs in a dedicated virtual network (VNet) and supports instance-scoped features like SQL Server Agent jobs, cross-database queries within the same instance, and linked servers to other data sources. Under the hood, it uses a hypervisor-level isolation model with a full SQL Server engine, while Azure SQL Database uses a multi-tenant architecture with resource governance via SLOs (Service Level Objectives). In a real-world scenario, if you need to run a legacy ETL job that relies on SQL Server Agent and cross-database joins, Managed Instance is the only viable choice.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
TExam Day Tips
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A cloud solutions architect for a retail company is evaluating services for a new workload. The correct answer here reflects best practice for the specific scenario described — not a general cloud recommendation. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Cloud exam questions reward reading the constraint carefully: the same technology can be right or wrong depending on the use case.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this DP-300 question in full detail.
Plan and implement data platform resources — This question tests Plan and implement data platform resources — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Lift-and-shift migration of on-premises databases — Option B is correct because Azure SQL Managed Instance is designed for lift-and-shift migrations of on-premises databases, offering near 100% compatibility with SQL Server features like instance-level configurations, linked servers, and SQL Server Agent. Azure SQL Database, as a Platform-as-a-Service (PaaS) offering, lacks these instance-scoped capabilities, making Managed Instance the preferred choice for migrating existing databases with minimal changes.
What should I do if I get this DP-300 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Question Discussion
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