Question 860 of 963

Implement a secure environment →hardMultiple SelectObjective-mapped

DP-300 Implement a secure environment Practice Question

This DP-300 practice question tests your understanding of implement a secure environment. 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.

You are designing a secure Azure SQL Database environment for a financial services application. You need to meet the following requirements: - All network traffic to the database must be private and not traverse the public internet. - Only specific Azure resources in a virtual network should be able to connect. - The solution must minimize administrative overhead. Which TWO configurations should you implement? (Choose two.)

Clue words in this question

Noticing these words before you look at the options changes how you read each choice.

Clue: "minimum / minimize"
Why it matters: Asks for the least resource use — fewest addresses, smallest subnet, lowest overhead. Eliminate over-provisioned options even if they would technically work.

A
Deploy Azure Bastion in the virtual network for secure connectivity.
Why wrong: Azure Bastion provides secure RDP/SSH access to VMs, not database connectivity.
B
Add a firewall rule to allow all Azure services to access the server.
Why wrong: This bypasses the private endpoint requirement and allows access from any Azure service.
C
Enable service endpoints for Azure SQL Database on the virtual network subnets.
Why wrong: Service endpoints provide access via public IP but are less secure than private endpoints; they do not provide a private IP.
D
Configure the server firewall to deny all public network access.
Denying public access ensures that only connections through the private endpoint are allowed.
E
Create a private endpoint for Azure SQL Database in the virtual network.
Private endpoints provide a private IP and secure connectivity within the VNet.

Full breakdown with real-world context →

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

✓

Configure the server firewall to deny all public network access.

Option D is correct because configuring the server firewall to deny all public network access ensures that no traffic can reach the database over the public internet, which is required for private connectivity. Option E is correct because creating a private endpoint for Azure SQL Database in the virtual network assigns a private IP address from the VNet, allowing traffic to stay entirely within the Microsoft backbone network and never traverse the public internet. Together, these two configurations enforce private-only access and meet the requirement for specific Azure resources in the VNet to connect.

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.

✗
Deploy Azure Bastion in the virtual network for secure connectivity.
Why it's wrong here
Azure Bastion provides secure RDP/SSH access to VMs, not database connectivity.
✗
Add a firewall rule to allow all Azure services to access the server.
Why it's wrong here
This bypasses the private endpoint requirement and allows access from any Azure service.
✗
Enable service endpoints for Azure SQL Database on the virtual network subnets.
Why it's wrong here
Service endpoints provide access via public IP but are less secure than private endpoints; they do not provide a private IP.
✓
Configure the server firewall to deny all public network access.
Why this is correct
Denying public access ensures that only connections through the private endpoint are allowed.
Clue confirmation
The clue word "minimum / minimize" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✓
Create a private endpoint for Azure SQL Database in the virtual network.
Why this is correct
Private endpoints provide a private IP and secure connectivity within the VNet.
Clue confirmation
The clue word "minimum / minimize" in the question point toward this answer.
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 confuse service endpoints with private endpoints, assuming both provide the same level of private connectivity, but service endpoints still use the public endpoint of the database and do not prevent traffic from potentially being routed over the internet if the Microsoft backbone is not used end-to-end.

Detailed technical explanation

How to think about this question

A private endpoint uses a network interface with a private IP from your VNet, and DNS resolution for the database FQDN is redirected to that private IP via a private DNS zone, ensuring traffic never leaves the Microsoft network. In contrast, service endpoints extend the VNet identity to the Azure SQL service but still rely on the public endpoint, meaning the database's public DNS name resolves to a public IP, and access control is based on subnet-level firewall rules. For financial services requiring absolute isolation, private endpoints are preferred because they eliminate exposure to the public endpoint entirely, even if firewall rules are misconfigured.

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 company's IT admin needs to give a contractor read-only access to production logs without sharing account credentials. Using role-based access control (RBAC) and temporary scoped permissions — not a permanent shared password — is the correct pattern. Questions like this test whether you can apply least-privilege access across cloud identity services.

What to study next

Got this wrong? Here's your next step.

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

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FAQ

Questions learners often ask

What does this DP-300 question test?

Implement a secure environment — This question tests Implement a secure environment — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: Configure the server firewall to deny all public network access. — Option D is correct because configuring the server firewall to deny all public network access ensures that no traffic can reach the database over the public internet, which is required for private connectivity. Option E is correct because creating a private endpoint for Azure SQL Database in the virtual network assigns a private IP address from the VNet, allowing traffic to stay entirely within the Microsoft backbone network and never traverse the public internet. Together, these two configurations enforce private-only access and meet the requirement for specific Azure resources in the VNet to connect.

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.

Are there clue words in this question I should notice?

Yes — watch for: "minimum / minimize". Asks for the least resource use — fewest addresses, smallest subnet, lowest overhead. Eliminate over-provisioned options even if they would technically work.

What is the key concept behind this question?

Read the scenario before looking for a memorised answer.

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