AZ-900 Azure Compute and Networking 3

Question 1

Which Azure service distributes incoming network traffic across multiple backend VMs at layer 4 (transport)?

Accepted Answer

Azure Load Balancer

Answer

Azure Load Balancer operates at layer 4 and distributes TCP/UDP traffic across backend pool resources.

Question 2

What does Azure Application Gateway provide that a basic load balancer does not?

Accepted Answer

Layer 7 web traffic routing with a web application firewall

Answer

Application Gateway is a layer 7 load balancer that supports URL-based routing and includes an optional web application firewall.

Question 3

Which service routes user traffic to the closest or best-performing endpoint at the DNS level across regions?

Accepted Answer

Azure Traffic Manager

Answer

Azure Traffic Manager is a DNS-based traffic load balancer that directs clients to the optimal global endpoint.

Question 4

What is the main function of an Azure virtual network (VNet)?

Accepted Answer

Enabling secure communication between Azure resources

Answer

A virtual network enables Azure resources to securely communicate with each other, the internet, and on-premises networks.

Question 5

Which option lets you connect two Azure virtual networks so resources communicate privately as if on the same network?

Accepted Answer

VNet peering

Answer

VNet peering connects two virtual networks, allowing traffic to route between them through the Microsoft backbone privately.

AZ-900 Practice Test