4A0-N01 Online Practice Questions and Answers

What is NOT a requirement for modern data center networks to facilitate cloud computing?

A. Multi-tenancy

B. Network automation

C. Virtual machine live migration

D. Network function virtualization

What function is NOT supported on the Nuage 7850 VSG?

A. Hardware VXLAN/VLAN gateway

B. Cloud orchestration

C. Top of Rack switch/Leaf router

D. VSC functionality

What statement regarding the VRS-G is FALSE?

A. The VRS-G is the software VXLAN/VLAN gateway of the Nuage VCS solution.

B. The VRS-G is deployed on a hypervisor, following the same deployment requirements as a regular VRS.

C. Virtual machines created on the hypervisor are attached to access ports on VRS-G.

D. The network ports on VRS-G point towards the Nuage overlay VXLAN network.

What statement is TRUE regarding the workflow for live migration of a virtual machine with Nuage VCS?

A. Only the destination hypervisor's VRS agent notifies the VSC of the VM migration.

B. Both the source and destination hypervisor's VRS agents notify the VSC of the VM migration.

C. VSD is not notified of the VM migration.

D. CMS (if used) is not notified of the VM migration.

Which domain can be extended to a 7750 DCI by GRE tunnels?

A. A managed L2 domain.

B. An unmanaged L2 domain.

C. A subnet within an L3 domain.

D. An L3 domain.

What statement is TRUE regarding multiple virtual IP addresses assigned to a single vPort?

A. The virtual IP addresses can be in a different subnet than the VM interface IP address.

B. All virtual IP addresses of a vPort must be in the same subnet.

C. One of the virtual IP addresses can be the same as the VM interface IP address.

D. Every virtual IP address must be associated with a virtual MAC, which differs from the VM interface MAC address.

Which of the following is NOT a goal of NFV?

A. Reduce equipment cost

B. Faster time-to-market for new services

C. Efficiency through automation

D. Increase network bandwidth

What statement is TRUE regarding ingress security policies?

A. An ingress security policy controls the traffic flowing into the virtual machine.

B. By default, all traffic is dropped at ingress.

C. It is executed right after the forwarding policy.

D. It is executed right after the floating IP NAT.

Which two elements of the Nuage Networks VCS Solution act respectively as the control and data plane of a virtual router?

A. VSD and VSC

B. VSC and VSG

C. VSC and VRS

D. VSD and VSG

What statement about stateful ACL entries is FALSE?

A. They can track both TCP and UDP flows.

B. They can be created in either ingress or egress directions.

C. A packet in the direction of the stateful ACL rules will automatically create a “related” rule in the reverse direction.

D. The automatically created rules will not go away until the ACL is manually deactivated and reactivated.