AZ-104 · topic practice

Load Balancer practice questions

Use this page to practise AZ-104 Load Balancer practice questions. The goal is not to memorise dumps, but to understand the concept, review the explanation and improve your exam readiness.

20 questionsDomain: Load Balancer

What the exam tests

What to know about Load Balancer

Load Balancer questions test whether you can apply the concept in context, not just recognise a definition.

How the topic appears in realistic exam-style scenarios.

Which detail in the question changes the correct answer.

How to eliminate plausible but wrong options.

How to connect the question back to the wider exam objective.

Practice set

Load Balancer questions

20 questions · select your answer, then reveal the explanation

Question 1easymultiple choice
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A company hosts a stateless web application behind a load balancer. Traffic increases during the day and drops at night. The team wants Azure to automatically add or remove identical VM instances based on demand. What should the administrator deploy?

Question 2mediummultiple choice
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A backend tier runs on three Azure VMs. The VMs are rebuilt frequently and receive new private IP addresses during redeployment. The administrator must allow inbound TCP 1433 from the app tier without rewriting the NSG rule each time the backend VMs change. What should be used?

Question 3hardmulti select
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A backend subnet contains 18 Linux VMs that must install updates from the internet. Security requires all outbound traffic to use one static public IP, and none of the VMs may have their own public IP addresses. Which two changes meet the requirement? Select two.

Question 4easymultiple choice
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A customer-facing application runs on two Azure VMs. The business wants the application to stay available even if one datacenter in the Azure region has an outage. Which availability option should the administrator use?

Question 5hardmulti select
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A customer-facing service needs to survive a single datacenter outage in a zone-supported region. You do not need cross-region failover, but you do need Azure to spread instances without manual placement errors. Which two deployment choices satisfy that goal? Select two.

Question 6mediummultiple choice
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A production application runs on three Azure VMs in the same region. The business requires the service to stay available if one entire datacenter in the region becomes unavailable because of a power or network outage. Which configuration best meets the requirement?

Question 7mediummultiple choice
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A public web application runs on two Windows Server VMs in Azure. Users connect through a single public IP on TCP 443, and the solution must distribute traffic only to healthy VMs without requiring Layer 7 features such as URL-based routing. Which Azure service should the administrator deploy?

Question 8mediummultiple choice
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A public web application runs on two identical VMs behind a load balancer. The region supports availability zones. The business wants the app to keep serving traffic if one datacenter in the region becomes unavailable. What should the administrator use?

Question 9mediummultiple choice
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A stateless API must automatically add or remove identical VM instances when CPU usage crosses thresholds. The team also wants Microsoft to distribute instances across fault domains when possible. Which service should the administrator deploy?

Question 10mediummultiple choice
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A subnet contains 15 backend VMs that only need outbound internet access for patching and package downloads. Security wants all outbound connections to use one static public IP address, and no VM should have a public IP assigned directly. What should you configure?

Question 11hardmultiple choice
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A stateless web app runs on two Ubuntu VMs behind an Azure Load Balancer. The region supports availability zones. The business wants the app to survive a full datacenter outage and also avoid having both VMs on the same maintenance boundary. Which deployment should you choose?

Question 12hardmultiple choice
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A team is creating a new workload subnet in a spoke virtual network. The subnet must support 41 VM NICs, 2 internal load balancer frontend IP configurations, 3 private endpoint IPs, and 4 spare IPs for near-term growth. Azure reserves 5 IP addresses in every subnet. What is the smallest IPv4 subnet size that satisfies the requirement?

Question 13mediummultiple choice
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A team is creating a subnet for 48 small Linux VMs, two internal load balancer frontend IPs, and one Azure Bastion host. Azure reserves five IP addresses in every subnet. Which subnet prefix is the smallest that will still meet the requirement?

Question 14easymulti select
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A team wants one Azure Files share to be used by both Windows and Linux virtual machines. Which two mounting approaches are valid? Select two.

Question 15mediummultiple choice
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A Windows VM must automatically run a setup script after provisioning to install an agent, create a folder, and write configuration files. The administrator wants the script to be delivered through Azure management and run without a human signing in. What should be used?

Question 16mediummultiple choice
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A web application runs on three VMs in a backend subnet. The backend team wants the load balancer in the frontend tier to reach the VMs on TCP 8443, and they want the rule to keep working even if the backend VM IP addresses change. What should you use in the NSG rule?

Question 17hardmultiple choice
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A web tier and a backend tier are deployed in separate subnets. Backend VMs are rebuilt regularly, so their private IP addresses change. The web tier must reach the backend on TCP 8443, and administrators do not want to update NSG rules whenever a backend VM is replaced. What should be used in the NSG rule?

Question 18mediummultiple choice
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Administrators need to connect to Windows and Linux VMs from the Azure portal using a browser. The VMs do not have public IP addresses, and the security team does not want a VPN client installed on admin laptops. Which service should be deployed?

Question 19mediummultiple choice
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An administrator is deploying a site-to-site VPN gateway in Azure. The GatewaySubnet already exists, but the deployment fails because no public-facing address is available for the gateway. What is required for the gateway to deploy and accept the on-premises connection?

Question 20mediummultiple choice
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An administrator is deploying a site-to-site VPN gateway in the Azure portal. The deployment fails validation because the gateway does not have a public-facing address to terminate the tunnel. What must be created and associated with the VPN gateway?

Watch out for

Common Load Balancer exam traps

  • Answering from memory before reading the full scenario.
  • Missing a constraint such as cost, availability, security, scope or command context.
  • Choosing a broad answer when the question asks for the most specific fix.
  • Ignoring why the wrong options are tempting.

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Focused Load Balancer sessions

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Related practice questions

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Frequently asked questions

What does the AZ-104 exam test about Load Balancer?
Load Balancer questions test whether you can apply the concept in context, not just recognise a definition.
How should I use these practice questions?
Select your answer before revealing the explanation. Then read why each option is right or wrong — this active recall approach builds retention far faster than re-reading notes.
Can I practise just Load Balancer questions in a focused session?
Yes — the session launcher on this page draws every question from the Load Balancer domain. Use a 10-question session first to gauge your baseline, then move to 20 or 30 once the weak spots are clear.
Where can I practise other AZ-104 topics?
Use the topic links above to move to related areas, or go back to the AZ-104 question bank to see all topics.
Are these real exam questions or dumps?
These are original practice questions written to test the same concepts the AZ-104 exam covers. They are not copied from any real exam or dump site.