5.09 Apply the Key Concepts Required to Create a Workflow for Dynamic Provisioning of an F5 Instance 402 Practice Questions (Page 1)

Questions 1–5

1. 1expert · hard

   A workflow provisions BIG-IP instances in GCP. After the VM is created and configured, the workflow must validate that the BIG-IP is ready to receive traffic. The validation must check that the BIG-IP's data plane is functional, not just the management plane. Which validation method is most appropriate?

   • ARun a simple ping to the BIG-IP's self-IP address.
   • BSend an HTTPS request to the BIG-IP's management IP and check for a response.
   • CVerify that the VM's network interface is attached and has a public IP.
   • DCheck the BIG-IP's REST API for the status of the 'tmm' (Traffic Management Microkernel) process.
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2. 2application · medium

   A DevOps team is building a workflow to provision BIG-IP instances in Azure for a new application environment. The workflow must create a VM from a custom BIG-IP image, attach it to an existing application subnet, and assign a public IP for management access. The team wants to use an Azure Resource Manager (ARM) template to define the entire deployment. Which step must be included in the workflow to ensure the BIG-IP instance is placed on the correct network segment?

   • AUse Azure CLI commands after deployment to move the VM's NIC to the existing subnet.
   • BCreate a new virtual network and subnet within the same ARM template and associate the NIC with it.
   • CConfigure the BIG-IP's self-IP address in the ARM template's VM properties to match the subnet range.
   • DReference the existing virtual network and subnet resource IDs in the ARM template's network interface (NIC) properties.
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4. 3application · medium

   A team is developing a workflow that uses the AWS SDK to provision BIG-IP instances. The workflow needs to create an EC2 instance, attach a security group, and assign an Elastic IP. The team is writing the code in Python. Which sequence of API calls is correct for this workflow?

   • Arun_instances, then allocate_address, then associate_address, then create_security_group.
   • Bcreate_security_group, then run_instances, then allocate_address, then associate_address.
   • Crun_instances, then create_security_group, then allocate_address, then associate_address.
   • Dallocate_address, then run_instances, then create_security_group, then associate_address.
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5. 4application · medium

   A company uses a workflow to provision BIG-IP instances in Azure. The workflow should start when a new virtual machine scale set (VMSS) instance is added to handle increased traffic. Which event should trigger the provisioning workflow?

   • AA manual trigger from the Azure portal by an administrator.
   • BAn Azure Monitor alert that fires when CPU usage on existing BIG-IP instances exceeds 80%.
   • CA scheduled task that runs the workflow every Monday morning.
   • DAn Azure Event Grid event that fires when a VMSS instance is created.
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6. 5application · medium

   A company is designing a workflow to provision BIG-IP instances in GCP. The workflow should be triggered by a Cloud Pub/Sub message when a new configuration is published. The workflow must create the VM, run a startup script to configure the BIG-IP, and then send a notification to a different Pub/Sub topic when complete. Which component is best suited to orchestrate this multi-step workflow?

   • AA single Cloud Function that performs all the steps sequentially.
   • BA Cloud Workflows service that coordinates the VM creation, script execution, and notification.
   • CA single Compute Engine VM that runs a script to perform all steps.
   • DA Cloud Scheduler job that runs the steps on a fixed schedule.
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