3.1 Configuring Load Balancing. Considerations Include: PROFESSIONAL-CLOUD-NETWORK-ENGINEER Practice Questions (Page 1)

Questions 1–5

1. 1foundation · easy

   A backend service needs to distribute traffic to a set of VM instances that are managed by an instance group. The instance group must automatically scale the number of instances based on CPU utilization. Which type of backend should be configured in the backend service?

   • AAn unmanaged instance group
   • BA zonal managed instance group (MIG)
   • CAn internet network endpoint group (NEG)
   • DA serverless network endpoint group (NEG)
   Reveal Solution Discussion Select an answer first
2. 2application · medium

   Your company is rolling out a new version of a web application. You want to gradually shift traffic from the stable version to the new version over a period of time, starting with 10% of traffic and increasing by 10% each day. You are using an external Application Load Balancer. What should you configure?

   • AConfigure traffic splitting between two backend services in the URL map
   • BConfigure a URL rewrite to redirect 10% of traffic to the new version
   • CConfigure traffic mirroring to send a copy of 10% of traffic to the new version
   • DConfigure a health check to mark the new version as unhealthy until 10% of traffic is ready
   Reveal Solution Discussion Select an answer first
4. 3foundation · easy

   A load balancer must ensure that requests from the same client are consistently sent to the same backend instance. Which load balancer setting should be configured?

   • AURL map
   • BSession affinity
   • CGlobal access
   • DServing capacity
   Reveal Solution Discussion Select an answer first
5. 4foundation · easy

   In a GKE cluster, which resource provides a declarative way to configure load balancing using the Gateway API, which is the successor to the Ingress API?

   • AGateway controller
   • BNetwork endpoint group (NEG)
   • CService of type LoadBalancer
   • DIngress controller
   Reveal Solution Discussion Select an answer first
6. 5application · medium

   Your company runs a web application on an external Application Load Balancer. You want to test a new version of the application by sending a copy of production traffic to the new version without affecting user experience. You need to analyze the behavior of the new version under real traffic. What should you configure?

   • AConfigure a URL rewrite to redirect requests to the new version
   • BConfigure traffic mirroring to send a copy of traffic to the new version
   • CConfigure traffic splitting to send 10% of traffic to the new version
   • DConfigure a health check to mark the new version as healthy and route all traffic to it
   Reveal Solution Discussion Select an answer first