CCNA DC Technologies Practice Test

How do host bus adapters (HBAs) maximize performance? (Choose three)

A. They perform protocol-processing functions in silicon

B. They are optimized for SANs and provide features that are specific to storage

C. HBAs manage I/O transactions with little or no involvement of the server CPU

D. HBA offloads protocol-processing functions onto the HBA software for increased performance

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

A. Data plane supervisor redundancy

B. Isolated and redundant fabric paths

C. Allows the mixing of copper and optical cabling environments

D. Forwarding and fabric ASIC redundancy

E. Provide power supply and fan redundancy

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

Which three pieces of information are maintained by the VSAN Manager about each VSAN? (Choose three)

A. State of the VSAN

B. Buffer-to-buffer credit allocation

C. The load-balancing scheme used

D. Name of the VSAN

E. The Fibre Channel timers

What is a feature of the UCS P81E virtual interface card?

A. Is used for physical connections

B. Enables use of Ethernet

C. Establishes 28 virtual connections

D. Optimizes bandwidth

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

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

Which statements describe the use of the Cisco Nexus Operating System setup utility? (Choose two)

A. If a question has a default answer in square brackets [xx], then the Enter key can be used to accept the default parameter

B. The setup utility is only used for initial configuration and cannot be used at any time for basic device configuration

C. The admin user is the only user that the switch knows about initially until other users are manually configured

D. It is an interactive GUI that guides you through a basic configuration of the system when no configuration exists

Which vPC component provides a Layer 3 communication path used as a secondary test to determine whether the remote peer is operating properly?

A. vPC link

B. vPC peer link

C. vPC peer

D. vPC peer keepalive

What should you consider when using Hyper-V instead of VMware? (Choose two)

A. Multiple hosts cannot access the same LUN on SAN storage

B. A virtualized partition has access to the physical processor

C. It uses cluster-shared volumes storage to support live migration of Hyper-V VMs from one Hyper-V server to another

D. It isolates VM operating systems from one another through partitioning or logical isolation

Which of the following can be verified by the "vemcmd show card" command? (Choose two)

A. Control and packet VLANs

B. VSM port

C. VEM control agent MAC ID

D. Card name and domain ID

E. VEM port

Identify the VDC deployment models. (Choose three)

A. Service insertion where management and control is separated for access and aggregation layers

B. Bus topology where virtual devices are daisy-chained on a parallel bus

C. Dual core where two redundant data center cores use only a pair of Cisco Nexus 7000 Series Switches

D. Multiple aggregation blocks where separate aggregation blocks are deployed for different business units or functions

Which process allows an N Port to exchange the information about the ULP support with its target N Port, to ensure that the initiator and target process can communicate?

A. PLOGI

B. FLOGI

C. PRLI

D. PRLO

Which command is entered on the ESXi host to confirm which interface is used as the uplink?

A. vem status

B. show module

C. show svs connections

D. show module vem map

Which item do you need to use when initially connecting an FEX to a server?

A. Fabric port channel

B. FEX uplink

C. FEX port

D. Fabric port

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 Cisco UCS 6120XP configuration is necessary when trying to achieve 8 gigabit Fibre Channel connectivity?

A. 6-port 10 gigabit Ethernet

B. 4-port 10 gigabit Ethernet

C. 8-port 7-, 2-, or 4-Gb/s FC

D. 6-port 1-, 2-, 4- or 8-Gb/s FC

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

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

Which two are reasons why LAN and SAN infrastructures have traditionally been separated? (Choose two)

A. Flow control

B. Security

C. Aggregation

D. Latency

What provides hardware-based isolation and segments the physical fabric into multiple logical fabrics?

A. FCNS

B. VSAN

C. FLOGI

D. Zoning

Your companies data center expansion requires a switch that has side-to-side airflow and can contain up to 16 I/O module slots supporting 768x1 and 10 Gigabit Ethernet ports.

Which product will meet these requirements?

A. Cisco Nexus 1010 Virtual Services Appliance

B. Cisco Nexus 9-Slot Switch

C. Cisco Nexus 18-Slot Switch

D. Cisco Nexus 10-Slot Switch

What is used to tell a Cisco Nexus 5000 Series switch which policies to apply to packets being sent to and from a Cisco Nexus 2000 Series fabric extender?

A. VN-Link

B. VSS

C. VNTag

D. VDC

Which statement correctly describes the 6248UP Series fabric interconnect cluster connectivity?

A. L1 and L2 located in front of the chassis

B. L1s must be connected to L2s

C. Requires category 3 Ethernet cables

D. L2s must connect to L2s

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

Which options describe the capabilities of the Cisco MDS 9000 Series switching modules? (Choose three)

A. Cisco MDS 9000 8-Gbps Advanced Fibre Channel Switching Modules provide line-rate switching across all the ports on the same module without performance degradation by using crossbar architecture

B. There are four Cisco MDS 9000 Family 8-Gbps Fibre Channel Switching Modules available for use

C. Cisco FlexSpeed technology enables ports on the Cisco MDS 9000 Family 8-Gbps Advanced Fibre Channel Switching Modules to be configured as Fibre Channel interfaces

D. Cisco MDS 9000 Family 8-Gpbs Advanced Fibre Channel Switching Modules are available in three configurations

E. Cisco MDS 9000 Family 8-Gbps Advanced Fibre Channel Switching Modules are equipped with integrated Call Home capability

Identify the options that describe how the SCSI protocol transports data between servers and remote storage devices. (Choose three)

A. SCSI uses a parallel architecture in which data is sent simultaneously over one single wire

B. Connectivity between a SCSI host and a SCSI device can be supported on internal connections only

C. SCSI technology still has limitations from a networking perspective

D. Hosts communicate with several SCSI devices by using multiple full-duplex I/O channels

E. SCSI uses a bus technology that supports multiple devices that are attached to a controller and can support daisy-chaining

F. SCSI communication is between an initiator and a target

Which protocol is used as the control protocol for Cisco FabricPath?

A. IS-IS

B. Layer 3 IS-IS

C. Layer 2 IS-IS

D. Layers 2 and 3 IS-IS

Which command is entered on the EXSi host to verify that the parameters for the VEM match the configuration on the Cisco Nexus 1000V Series switch?

A. show module

B. show module vem map

C. vemcmd show port

D. vemcmd show card

Which item is configured during the initial setup of the Cisco Nexus 5000 and 7000 Series switches to protect the control plane and separate it from the data plane?

A. CoPP

B. Adapter FEX

C. Fabric interface

D. FCoE_LEP

There are several expansion modules for the Cisco Nexus 5000 Switches and you require one that supports two modules and also supports layer 2 switching connectivity.

Which Cisco Nexus 5000 series will meet the requirement?

A. 5020

B. 5548

C. None, the 5000 series only supports one expansion module

D. 5010

Which protocol is a file-based storage protocol primarily used by UNIX and Linux servers?

A. CIFS

B. FCoE

C. NFS

D. iSCSI

What options describe MDS 9513 crossbar switching fabric capabilities? (Choose two)

A. The MDS 9513 crossbar switching fabric 1 module doubles active backplane bandwidth to 96 Gb/s per slot

B. The MDS 9513 crossbar switching fabric 2 module provides up to 48 Gb/s per slot bandwidth

C. High-bandwidth non-blocking architecture by scheduling frames at over 1 billion f/s ensuring that blocking will not occur even when the ports are fully utilized

D. Uses an active/active operation to load balance across both crossbars providing a redundant crossbar fabric

Identify the benefits of vPCs. (Choose three)

A. vPCs block redundant uplinks using Spanning Tree Protocol (STP)

B. vPCs provide hash-based EtherChannel load balancing

C. vPCs provide a Layer 2 loop free topology

D. vPCs provide a lower oversubscription

E. vPCs provide VLAN-based load balancing

Which technology combines the reliability and scalability benefits of Layer 3 routing with the flexibility of Layer 2 networks?

A. Cisco FabricPath

B. Device virtualization

C. Cisco UCS

D. Cisco ISSU

What is an example of block virtualization?

A. Disk drives in a storage array

B. Tape drives in a virtual tape library

C. RAID groups

D. Server virtualization

Identify the options that describe the capacities of the Cisco Nexus 7000 Series Fabric Modules. (Choose two)

A. Provides a central switching element that allows fully distributed forwarding on the I/O modules

B. Support for lossless Ethernet and unified I/O capabilities

C. Switch fabric scalability made possible through the support of eight concurrently active fabric modules

D. Up to six simultaneously active fabric modules that can work together to deliver up to 230 Gb/s - 550 Gb/s per slot

Which interface defines the Cisco UCSM instance when Cisco UCSM is set up for the first time?

A. Virtual template interface

B. Virtual tunnel interface

C. mgmt0 interface

D. Virtual IP interface

What are the benefits of VDC implementation? (Choose four)

A. VDCs allow multiple physical switches to be implemented on one virtual switch

B. Partitioning enables the consolidation of different logical zones onto one physical infrastructure

C. A VDC has the same functional characteristics as a physical switch

D. VDCs can provide additional design flexibility and efficiency in a dual-core topology

E. Physical ports can easily be reallocated between VDCs allowing for ease of changes and additions

How many physical servers can be connected to a single 5K using the Cisco Nexus 2232 10-GB E Fabric Extender and not including a Layer 3 card?

A. 768

B. 32

C. 8

D. 256

Which options describe how the NFS protocol transports data between servers and remote storage devices? (Choose four)

A. Network File System (NFS) uses the client-server architecture

B. To the NFS clients the local disks look like the remote disks

C. Allows systems to access shared files and directories stored and administered centrally from a storage system

D. There are two versions of NFS, version 1 (NFSv1) and version 2 (NFSv2)

E. NFS resides at Layer 7 within the OSI protocol stack

F. A NFS server has one or more file systems that are mounted by the NFS clients

You want to implement a Cisco Nexus 7000 M2-Series I/O module that will provide scalability and high-performance as well as offering the flexibility and features required. You are exploring your options as you have specific port requirements that support 40 Gb/s each.

How many ports are on the Cisco Nexus 7000 40 Gigabit Ethernet module?

A. 2

B. 6

C. 4

D. 8

You are looking into ways to increase SCSI scalability.

What is the maximum number of devices that can be daisy-chained on a parallel SCSI bus?

A. 4

B. 8

C. 32

D. 16

After completing the fabric login, or the FLOGI process, the N Port can log in to another N Port by using which protocol?

A. PRLO

B. ACC

C. PRLI

D. PLOGI

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