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NSX VCP-NV > NSX Set 2 > Flashcards

NSX Set 2 Flashcards

1
Q

Which statement accurately describes an Ethernet constraint that impacts the ability of virtual workloads to be deployed in separate racks?

a. There is a maximum number of VLANs that can’t be exceeded in the data center.
b. A broadcast domain can’t be divided by a Layer 3 segment.
c. A MAC address can only be associated with one Ethernet port at a time.
d. All end systems in the VLAN must belong to the same subnet.

A

b. A broadcast domain can not be divided by a Layer 3 segment.

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2
Q

What is a typical constraint virtual workloads face because of the physical network?

a. Different workloads residing in different subnets
b. Hairpinning of the default gateway
c. NAT configuration for virtual workloads in different subnets
d. Routing protocols configured for virtual workloads in different subnets

A

b. Hairpinning of the default gateway.

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3
Q

Which of these features is not feasibly provided to virtual workloads by physical
firewalls?

a. Layer 2 security
b. Layer 3 security
c. Layer 4 security
d. Layer 7 security

A

a. Layer 2 security

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4
Q

Which of the following is not an NSX use case for data center automation?

a. Speeding up network provisioning
b. Streamlining demilitarized zones
c. Maximizing hardware sharing among tenants
d. Simplification of service insertion

A

c. Maximizing hardware sharing among tenants.

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5
Q

Which NSX component is the focal entity for the automation of NSX?

a. NSX Controller
b. NSX Manager
c. NSX Edge
d. Service Composer

A

b. NSX Manager

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6
Q

What are two network design options available to minimize the impact of
Spanning Tree Protocol on virtual workloads? (Choose two.)

a. Collapse the Access Layer.
b. Disable STP in all access switch uplinks.
c. Replace Ethernet in the access switch uplinks with a protocol like TRILL.
d. Reduce the size of the MAC tables on Top of Rack switches.

A

a. Collapse the Access Layer.
c. Replace Ethernet in the access switch uplinks with a protocol like TRILL.
pg. 30, 31 VCP6-NV

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7
Q

What is an advantage of utilizing a POD design?

a. It increases the number of available Ethernet broadcast domains.
b. It increases the mobility diameter of virtual workloads.
c. It reduces the number of access routers needed to support a vSphere de- ployment.
d. It increases the number of MAC addresses that can be stored in the MAC tables.

A

a. It increases the number of available Ethernet broadcast domains.
pg. 28 VCP6-NV

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8
Q

What is a disadvantage of the collapsed Access Layer design?

a. It moves Layer 3 routing to the Distribution Layer.
b. It limits the migration of virtual workloads.
c. It allows for Ethernet broadcast domain extensions.
d. It increases the number of access routers needed to support a vSphere deployment.

A

b. It limits the migration of virtual workloads.

pg. 31 VCP6-NV

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9
Q

What is a design goal of the Spine and Leaf design?

a. It increases the number of available default gateways for the virtual
workloads.
b. It maximizes the use of uplinks for Top of Rack switches.
c. It increases the number of available Ethernet broadcast domains.
d. It increases the size of the MAC table on the Top of Rack switches.

A

b. It maximizes the use of uplinks for Top of Rack switches.

pg. 31 VCP6-NV

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10
Q

Which is not an impact of using NSX with a physical network infrastructure?

a. The reduction in the size of the MAC table in Top of Rack switches.
b. The elimination of the need to run STP on the Top of Rack switch to support virtual workloads.
c. The elimination of the need to have a Distribution Layer.
d. The reduction in the number of Ethernet broadcast domains needed to support virtual workloads.

A

c. The elimination of the need to have a Distribution Layer.

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11
Q

Which two are vSphere features required for an NSX implementation? (Choose two.)

a. vSphere Standard Switch
b. vSphere vMotion
c. vSphere Distributed Switch
d. vSphere vCenter

A

c. vSphere Distributed Switch

d. vSphere vCenter

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12
Q

How does a vSphere Distributed Switch learn MAC addresses?

a. The vSphere Distributed Switch learns MAC addresses by MAC learning.
b. vCenter provides virtual machine MAC addresses to the vSphere Distributed Switch.
c. The vSphere Distributed Switch learns MAC addresses by flooding every Ethernet frame it processes.
d. The vSphere Distributed Switch learns MAC addresses by reading the vmx file of virtual machines at power on.

A

d. The vSphere Distributed Switch learns MAC addresses by reading the vmx file of virtual machines at power on.

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13
Q

Which is not a step in configuring LACP on a vSphere Distributed Switch?

a. Add VMNICs to the LACP link.
b. Configure the vSphere Distributed Switch to use the LACP link.
c. Create an LACP link on the vSphere Distributed Switch.
d. Configure the dvPortgroup to use the LACP link.

A

b. Configure the vSphere Distributed Switch to use the LACP link.

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14
Q

Which QoS related action is not supported by vSphere Distributed Switches?

a. Rewriting the DSCP marking of virtual machine traffic to 51
b. Adding a CoS value of 2 to ESXi host management traffic
c. Classifying DSCP or CoS values for traffic coming from the physical network
d. Assigning a CoS value of 34 to vMotion traffic

A

d. Assigning a CoS value of 34 to vMotion traffic

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15
Q

An end user at a remote office has an SNMP session open with a router located at the data center. The traffic is routed via the remote office’s router. From the remote office’s router perspective, in which plane does this traffic reside?

a. Management plane
b. Cloud management plane
c. Control plane
d. Data plane

A

d. Data plane

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16
Q

An end user at a remote office has an SNMP session open with a router lo- cated at the data center. The traffic is routed via the remote office’s router. From the data center’s router perspective, in which plane does this traffic reside?

a. Cloud management plane
b. Management plane
c. Control plane
d. Data plane

A

b. Management plane

17
Q

Which two are not components of VMware NSX? (Choose two.)

a. vCenter
b. Distributed firewall
c. Edge gateway
d. vSphere Distributed Switch

A

a. vCenter

d. vSphere Distributed Switch

18
Q

What port number is used by NSX Manager to communicate with vCenter?

a. TCP 80
b. TCP 443
c. UDP 902
d. UDP 9443

A

b. TCP 443

19
Q

What is the minimum required version number of vCenter to integrate with NSX Manager in a Standalone role?

a. 5.0
b. 5.1
c. 5.5
d. 6.0

A

c. 5.5

20
Q

Where can the integration of NSX Manager and vCenter be configured?

a. vSphere Client
b. vSphere Web Client
c. With the vSphere APIs
d. NSX Manager user interface

A

d. NSX Manager user interface

21
Q

How many vCPUs are needed for NSX Manager in a large-scale deployment?

a. 2
b. 4
c. 6
d. 8

A

d. 8

22
Q

Which of the following objects cannot be part of a universal security group?

a. Universal security group
b. Universal IP sets
c. Universal services
d. Universal MAC sets

A

c. Universal services

23
Q

A Universal Firewall Rule is created on the Primary NSX Manager. Afterward, the Primary NSX Manager’s role is changed to Standalone. Which of the following is true?

a. The Universal Firewall Rule is deleted when the Primary NSX Manager’s role is changed to Standalone.
b. A Primary NSX Manager’s role can’t be changed while there are Universal Firewall Rules configured. The Universal Firewall Rule must be deleted first.
c. The Primary NSX Manager communicates its role change to other NSX Managers before transitioning to Standalone. The remaining NSX Man- agers elect a new Primary manager.
d. The Primary NSX Manager transitions to the Transit role. While in the Transit role, the NSX Manager does not accept new Universal Firewall Rules.

A

d. The Primary NSX Manager transitions to the Transit role. While in the Transit role, the NSX Manager does not accept new Universal Firewall Rules.

24
Q

How many Secondary NSX Managers are supported in cross vCenter NSX?

a. 6
b. 7
c. 8
d. 10

A

b. 7

25
Q

What is the source Layer 4 port number of a VXLAN frame?

a. It is statically configured to TCP 8472.
b. It is statically configured to UDP 8472.
c. It is randomly generated by the VTEP.
d. It is derived from the encapsulated frame.

A

d. It is derived from the encapsulated frame

26
Q

How many NSX universal controllers are required to be deployed in a production NSX environment?

a. 1
b. 2
c. 3
d. 4

A

c. 3

27
Q

What NSX entity is responsible for slicing the distributed logical router?

a. The NSX Manager
b. The distributed router control virtual machine
c. The API provider NSX Controller Master
d. The Layer 3 NSX Controller Master

A

d. The Layer 3 NSX Controller Master

28
Q

What are two use cases of IP pools by NSX Manager? (Choose two.)

a. To assign IPs to virtual machines in the virtual network.
b. To assign the default gateway for VTEPs.
c. To assign IPs to NSX Manager.
d. To assign IPs to NSX Controllers.

A

b. To assign the default gateway for VTEPs.

d. To assign IPs to NSX Controllers

29
Q

Which of the following is an action that takes place during host preparation?

a. The NSX Manager tells vCenter to add the selected hosts in the NSX host clusters.
b. The NSX Manager installs NSX modules on the ESXi hosts.
c. vCenter adds the VXLAN VMkernel port to the ESXi hosts.
d. The NSX Controller Master uploads the NSX configuration data to the ESXi hosts

A

b. The NSX Manager installs NSX modules on the ESXi hosts

30
Q

Which NSX feature does not require logical networking preparation to be completed before it can be used?

a. VXLAN
b. Logical switches
c. Distributed firewall
d. Distributed logical routers

A

c. Distributed firewall

31
Q

How many vDSs does NSX Manager support in a single host cluster?

a. 1
b. 2
c. 32
d. 128

A

a. 1

NSX VCP-NV (9 decks)

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