VMware VMware Certifications 2V0-642 Questions & Answers

• Question 81:

  Which three options are true about NSX logical bridges? (Choose three.)

  A. A logical bridge configured for HA uses a 15 second heartbeat by default to detect failure.

  B. A logical bridge configured for HA uses (BFD) Bi-Directional Forwarding to detect a failure in a minimum of one second.

  C. A logical bridge on the DLR supports VXLAN to VLAN bridging.

  D. A logical bridge forwards traffic through the control VM.

  E. A logical bridge forwards traffic through the hypervisor.

  Correct Answer: ACE

• Question 82:

  Internet access is required from virtual machines located on any logical switch. Direct access from the internet to these virtual machines is NOT permitted.

  

  Which Perimeter NSX Edge feature would achieve this with the least configuration?

  A. LB

  B. DNAT

  C. SNAT

  D. VPN

  Correct Answer: B

• Question 83:

  What is the best practice workflow for a NSX installation to support logical switching?

  A. Deploy NSX Manager, Configure Logical Switches, Register with vCenter, Deploy Controllers. Prepare hosts

  B. Deploy NSX Manager, Deploy Controllers, Configure Logical Switches, Register with vCenter, Prepare hosts

  C. Deploy NSX Manager, Register with vCenter, Prepare hosts, Deploy Controllers, Configure Logical Switches

  D. Deploy NSX Manager, Register with vCenter, Deploy Controllers, Prepare hosts, Configure Logical Switches

  Correct Answer: D

• Question 84:

  What is the most restrictive NSX role that can be used to create and publish security policies and install virtual appliances?

  A. Security Administrator

  B. NSX Administrator

  C. Auditor

  D. Enterprise Administrator

  Correct Answer: D

• Question 85:

  An application requires load balancing with minimal impact to network performance. An NSX administrator is deploying a load balancer to meet the stated requirements.

  Which load balancing engine should be deployed?

  A. Layer 5

  B. Layer 6

  C. Layer 7

  D. Layer 4

  Correct Answer: D

• Question 86:

  How is high availability of the NSX Edge Gateway accomplished?

  A. HA Application Monitoring on the Edge Gateway sends a heartbeat to the ESXi host.

  B. VMware Tools on the Edge Gateway sends a heartbeat to the ESXi host.

  C. The Edge appliance sends a heartbeat through an uplink interface.

  D. The Edge appliance sends a heartbeat through an internal interface.

  Correct Answer: D

• Question 87:

  When deploying a standalone NSX Edge as a Layer 2 VPN client, which port needs to be configured on the client vSphere Distributed Switch?

  A. Trunk port

  B. Span port

  C. Sink port

  D. Mirror port

  Correct Answer: A

• Question 88:

  A new ESXi host was added to an existing cluster, prepared for NSX and enabled for Distributed Firewall, logical switching and Logical Routing. The Host Preparation page in the NSX Web UI shows this new host is in Ready state and the Logical Network Preparation tab displays the VXLAN VTEPs are correctly configured. Virtual machines on the new host can communicate with each other but CANNOT communicate with VMs running on other hosts and connected to the same Logical Switch. Which condition below will result in the described behavior on the new host?

  A. NSX Edge is powered off

  B. Host Agent (vpxa) to vCenter is disconnected

  C. Rabbitmq message bus connection (vsfwd) to NSX Manager is down

  D. Network Control Plane Agent (netcpa) connection to the controller is down

  Correct Answer: D

• Question 89:

  From the NSX Edge CLI, which command would show VIP statistics?

  A. show service load balancer pool

  B. show service load balancer virtual

  C. show service load balancer monitor

  D. show service load balancer

  Correct Answer: B

• Question 90:

  In a vSphere Distributed Switch architecture, which plane handles packet switching?

  A. Data Plane

  B. Forwarding Plane

  C. Management Plane

  D. Control Plane

  Correct Answer: A