CCNA DC Technologies Practice Test

Which virtualization technology combines two Cisco Nexus 7000 Series Switches so that they appear to be a single logical switch to neighboring devices?

A. VDC

B. vPC

C. VSS

D. VRF

Which command is entered on the Cisco Nexus 1000V VSM to verify whether the configuration was successfully pushed to vCenter?

A. show module

B. vem status

C. show module vem map

D. show svs domain

Which two commands can be used on a vPC peer switch to determine whether it has been elected the primary vPC switch or the secondary vPC switch? (Choose two)

A. show vpc statistics

B. show vpc consistency-parameters

C. show vpc role

D. show vpc brief

Which technology is used to enable the 5K to make forwarding decisions?

A. VN Tags

B. Fabric Extender Transceiver

C. VE ports

D. Virtual Interface Cards

How many Cisco Nexus 2000 Series Fabric Extenders can be connected to a Cisco Nexus 5500 Platform switch with no Layer 3 daughter card or expansion module?

A. 8

B. 12

C. 24

D. 32

You are looking at the Cisco Nexus 2000 Series fabric extenders to provide an external I/O module for your Cisco Nexus 5000 Series Switches.

What forms of modules are available for the Cisco Nexus 2000 Series fabric extenders? (Choose two)

A. Expansion module

B. Licensing module

C. 1 Gb/s module

D. 10 Gb/s module

Which is the most important IPV4 address for future administration?

A. Switch address

B. Default gateway

C. Subnet mask

D. Cluster address

What per VSAN information is maintained by the VSAN Manager? (Choose four)

A. Name of the VSAN

B. Fibre Channel timers that is used for each VSAN

C. State of the VSAN

D. Operational state of the VSAN

E. Buffer-to-buffer credit allocation that is used for each VSAN

F. Load-balancing scheme that is used for each VSAN

Under what tab in the UCS Manager would you find service profiles and pools?

A. Admin

B. Equipment

C. SAN

D. Servers

How many different types of service profile templates are there to use to create profiles?

A. 2

B. 1

C. Unlimited

D. 4

What options describe the capacities of the Cisco Nexus 7000 18-Slot Series chassis? (Choose three)

A. All system components can easily be removed with the cabling in place, providing ease of maintenance tasks with minimal disruption

B. 18-Slot Switch chassis with up to 16 I/O module slots

C. Supports up to 768x1 and 10 Gigabit Ethernet ports

D. A front-to-back airflow to address the requirements for hot-aisle and cold-aisle deployments without additional complexity

Which option determines bandwidth oversubscription with the Cisco UCS 2104XP I/O module?

A. CPU selection

B. The configuration in Cisco UCS Manager and choice of SFP transceiver

C. The number of links to the fabric interconnects

D. LUN masking

Which VN Tag information is used to determine the direction of transmissions?

A. Ether type field

B. P bit

C. D bit

D. Looped filter bit

The Fibre Channel Name Server (FCNS) is a distributed service that implements a database in the fabric for storing information about each node. The information stored about each node includes the Fibre Channel IDs (FCIDs), pWWns and nWWNs. It also contains the Fibre Channel operating parameters, such as upper-layer protocols (ULPs) and classes of service.

A. VSAN

B. FCID

C. FCNS

D. FLOGI

When planning storage virtualization, why would you consider using array-based virtualization? (Choose two)

A. You require storage platform independence

B. You require high performance and scalability

C. You require host platform independence

D. You require a software solution

Which feature best describes the ETC function?

A. Sends pause messages

B. Prioritizes bandwidth

C. Implements congestion avoidance

D. Establishes buffer credit

What are the characteristics of the vNetwork standard switch operation in a virtual network? (Choose two)

A. It supports inbound and outbound load balancing

B. It participates in STP, DTP, or PAgP

C. It provides connectivity for VM communication within and between ESX hosts

D. It operates as a physical layer 2 switch

Why would you consider using asymmetric virtualization? (Choose two)

A. I/O is split into three parts

B. It offers a single point of management

C. It does not require host agents

D. It offers low latency

What options describe how multihoming is automated with OTV? (Choose two)

A. The AED role is configured on a per-VLAN basis between all the OTV edge devices belonging to the same site

B. The AED forwards Layer 2 unicast, multicast, and broadcast traffic between the site and the overlay, and vice versa

C. Multihoming sites to an overlay must be configured

D. OTV has a built-in mechanism that ensures only one of the edge devices will forward traffic for a given VLAN

E. OTV elects one of the edge devices to be the authoritative edge device (AED) for a subset of the extended VLANs

Which supervisor module meets the minimum requirements that are required to support FCoE on the Cisco MDS 9000 Series Switches?

A. Supervisor-2A

B. Supervisor-3

C. Supervisor-2

D. Supervisor-1

Which is the first step that needs to be performed when configuring FEX on Cisco Nexus 7000 Series switches?

A. Configure all the FEX fabric links to belong to each of the VDCs that will be used.

B. Install the FEX feature set in the default VDC.

C. Configure dynamic pinning.

D. Configure a port channel for the FEX fabric interfaces.

Which interface is used to carry CDP packets from a VEM to a VSM?

A. Packet interface

B. Fixed vEth interface

C. Control interface

D. Floating vEth interface

Identify the current and future Cisco MDS 9000 Series switch licensing model upgrade options that are possible. (Choose two)

A. Module-based Licensing

B. Kickstart-based Licensing

C. Port-based Licensing

D. Feature-based Licensing

Which two statements describe the configuration of a zone set? (Choose two)

A. When you initially create a new zone set, it becomes a part of the full zone set.

B. You need to copy the configuration to the startup configuration after initially activating a new zone.

C. The active zone set cannot be modified.

D. Zone set configurations are local to each switch.

Which member of the Cisco Nexus product family supports up to five fabric modules?

A. Cisco Nexus 5010

B. Cisco Nexus 5020

C. Cisco Nexus 5500

D. Cisco Nexus 7000

Which Fibre Channel port type is attached to a switch and is used to connect to a disk?

A. F Port

B. ST Port

C. E Port

D. TNP Port

E. FL Port

Which part of the Fibre Channel over Ethernet encapsulation is used to set the FCoE traffic?

A. IEEE 802.1Q tag

B. Reserve fields

C. Encapsulated FC Frame

D. FIP

Which command would you use to ping host 172.16.1.42 from the management interface of the Cisco Nexus 7010?

A. ping 172.16.1.42

B. ping vrf mgmt 172.16.1.42

C. ping 172.16.1.42 vrf default

D. ping 172.16.1.42 vrf management

Which feature best describes the VE port?

A. Enables multihop Fibre Channel

B. Act as an FCoE inter-switch link

C. Enables Fibre Channel between switches

D. Limits the speeds that can be reached

Identify the characteristics of the FEX operation. (Choose three)

A. FEXs are considered switching devices

B. FEXs are managed and configured from the Cisco Nexus switch

C. FEXs can be deployed with the 7000 switch that combines the advantages of a ToR design with the advantages of an EoR design

D. FEXs serve as remote line cards of a Cisco Nexus 5000 or 7000 Series Switch

E. Various configuration or software maintenance tasks are associated with FEXs

Which options influence the data center design? (Choose four)

A. Architectures that can distribute Layer 2 traffic on all available links

B. The need for a higher level of reliability, with minimized downtime for updates and configuration changes

C. The need to decrease computing power at a lower cost

D. The need to reduce overall power consumption in the data center

E. The need to optimize computing resources by increasing the rate of growth of physical computing nodes

F. Architectures capable of supporting a SAN and a LAN on the same network for server consolidation

How does communication between the VSM and VEM occur? (Choose two)

A. The packet interface carries low-level messages to each VEM, to ensure proper configuration of the VEM

B. The packet interface carries network packets from the VEM to the VSM

C. Communication between the VSM and VEM is provided solely by the packet interface

D. The control interface maintains synchronization between the primary and secondary VSMs

Which I/O module component is used to carry management traffic?

A. Chassis Management Switch

B. Chassis Management Controller

C. Integrated Management Controller

D. UCS Manager

Which mapping table is inside the front-end array controller and determines which LUNs are advertised through which storage array ports?

A. zoning

B. LUN masking

C. LUN zoning

D. LUN mapping

During chassis discovery, which component sends Cisco UCS Manager information about fans, power supplies, and part IDs?

A. Chassis management controller

B. I/O multiplexer

C. Data Management Engine (DME)

D. Cisco Integrated Management Controller

Which two statements are true of running the initial setup script on the Cisco Nexus 7000 and 5000 Series switches? (Choose two)

A. Strong password enforcement needs to be enabled to protect admin passwords.

B. There is no default configuration on Cisco Nexus switches.

C. Configured parameters are kept when steps are skipped in the script.

D. SNMP access to the switch is enabled by default.

What is used as a central management component in a server virtualization environment?

A. VMware Workstation

B. VMware vMotion

C. VMware vCenter Server

D. VMware ESXi

What should you consider when implementing host-based virtualization? (Choose two)

A. This solution is vendor-proprietary and difficult to manage in a heterogeneous SAN

B. It is licensed on a per-host basis and can be expensive

C. The virtualization software is complex and must trap and redirect every frame before it reaches the storage target

D. It can have scalability issues and can be a single point of failure if the devices are not clustered

Select the statements that best describe the ISSU capabilities of the Cisco Nexus 7000 and 5000 Series Switches. (Choose three)

A. Hot-swapping a Layer 3 module in the Cisco Nexus 5000 Series switch is supported during an ISSU operation

B. When a Layer 3 license is installed, the switches in the Cisco Nexus 5500 Platform do not support an ISSU

C. ISSU allows the system to be upgraded without disrupting normal running services or affecting the data plane

D. Cisco NX-OS Software supports ISSU from Release 5.2 and higher

E. When an ISSU is performed on the parent switch, the Cisco NX-OS Software automatically downloads and upgrades each of the attached Cisco Nexus 2000 Series Fabric Extenders

What options best describe Cisco Nexus 5000 GEM expansion modules support? (Choose two)

A. The dual expansion modules supported on the 5020 switch are all hot-swappable

B. The Cisco Nexus 5020 switch supports a single module

C. They can be used to add additional fibre channel ports to the Cisco Nexus 5010 and 5020 switches

D. Expansion modules are intelligent and use forwarding logic

What information would you expect to be returned from the "show module" command on the Cisco Nexus 1000V Series switch? (Choose four)

A. Status

B. Ports

C. Model

D. Domain ID

E. Control VLAN

F. Module type

Which options describe the iSCSI concepts? (Choose three)

A. iSCSI initiator nodes communicate with the iSCSI target nodes through network portals

B. The iSCSI network entity contains an iSCSI node, which is either the initiator or target

C. iSCSI nodes are identified by an iSCSI node IP address

D. If the target node is a storage array it may contain one or more SCSI LUNs

E. Network portals connect to the IP network and are identified by an iSCSI name

What are the benefits that VMs have over physical devices? (Choose two)

A. They use operating systems differently than physical devices

B. They allow more efficient use of resources

C. They are extremely simple to back up, modify, or even duplicate

D. They do not require identifiers like MAC and IP addresses

Which license is required to support VDCs on the Cisco Nexus 7000 Series Switches?

A. Scalable Services license

B. Base license

C. Advanced LAN Enterprise license

D. Enterprise license

Which of the following IEEE standards send pause notifications to the sender of frames?

A. Priority Flow Control

B. Link-Level Flow Control

C. Enhanced Transmission Selection

D. Data Center Bridging Exchange

In server virtualization, which tasks is the hypervisor responsible for? (Choose two)

A. Allowing interaction between ESX servers and VMs

B. Controlling and managing hardware resources

C. Logically representing a PC or a server

D. Managing VMs

Which two are requirements for FCoE? (Choose two)

A. The entire Ethernet frame must be carried in the payload of a single Fibre Channel frame

B. FIP must be used for Fibre Channel device login

C. A minimum 1 Gb/s Ethernet platform

D. Lossless delivery of Fibre Channel frames

What options describe the capacities of the Cisco Nexus 7000 Series chassis? (Choose three)

A. It is capable of supervisor module redundancy operation with synchronization providing SSO in the event of a supervisor module failure

B. It has architecture that makes it possible to perform complete image upgrades non-disruptively with no impact to the data-forwarding plane

C. It has front-to-back airflow architecture to address the requirements for hot-aisle and cold-aisle deployments

D. It can be configured with one or more fabric modules up to a maximum of eight modules that provide capacity and redundancy

E. It uses switched Ethernet out-of-band channel (EOBC) for management and control of traffic between the supervisors and I/O modules

Which Cisco UCS server rack model has up to 16 hard-drives, 1 TB of RAM, and up to 2 CPUs?

A. C460

B. C240

C. C260

D. C220

Which is a memory population guideline to follow?

A. Mix DIMMS in the same channel

B. Minimize read/write of memory and CPU

C. Do not fill all the memory channel slots

D. Take electric discharge precautions

What are the benefits of virtualized switch chassis? (Choose four)

A. Supervisor redundancy in the control plane

B. Forwarding and fabric ASIC redundancy in the data plane

C. Power and fan supply redundancy

D. Isolated and redundant fabric paths

E. Isolated physical interfaces

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