Cisco CCDP 642-871 試験認証
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642-871 の問題集皆と勉強しましょう
1.Which typical enterprise campus requirement ensures that the network supports the required
applications and that data flows within the required time frames?
A.availability
B.performance
C.functionality
D.manageability
E.scalability
Correct:C
2.What two choices can you make when redundancy is required from a branch office to a regional
office? (Choose two.)
A.multiple Frame Relay PVCs
B.dual Wan links to the regional office
C.dual Wan links to another branch office
D.single links - one to the regional office and one to another branch office
Correct:B D
3.What type of Call Admission control in CallManager allows for limits to the bandwidth consumed
by active calls?
A.regions
B.partitions
C.locations
D.device Pools
Correct:C
4.Which VPN management feature would be considered to ensure that the network had the least
disruption of service when making topology changes?
A.dynamic reconfiguration
B.path MTU discovery
C.auto setup
D.remote management
Correct:A
7.Which three best practices should be implemented at the campus backbone submodule to
support the server farm module? (Choose three.)
A.Implement highly redundant switching and links with no single points or paths of failure.
B.Implement server load balancing.
C.Implement the Hot Standby Router Protocol (HSRP) for failover protection.
D.Dual home all servers.
E.Implement intrusion detection with automatic notification of intrusion attempts in place.
F.Deploy caching systems.
Correct:A C E
8.The network administrator would like to generate synthetic traffic using the Service Assurance
Agent contained in Cisco IOS. Which CiscoWorks network management application will be used
to report the latency and availability for configured traffic operations on an end-to-end and
hop-by-hop (router-to-router) basis?
A.nGenius Real-Time Monitor
B.CiscoView
C.Device Fault Manager
D.Internetwork Performance Monitor
Correct:D
NetApp テクノロジ固有のコースでは、NetApp Data ONTAP®、ストレージネットワーク機能、データ保護、災害復旧、事業継続性、および NAS/SAN など、中核を成すテクノロジの包括的なトレーニングを用意しています。通常、コースは 3 つのレベル(プロフェッショナル、スペシャリスト、エキスパート)に分類されており、それぞれの認定資格があります.
Network Appliance 認証のNS0-320問題集を提供いたします
6.You have been asked to setup a SnapMirror transfer from an existing volume at the primary site
to a secondary system 320Km (200Miles) away. The volume currently has 7TB data, but it has very
low change and growth rates, so the available link between the sites of 1Mbit/sec is considered
acceptable for the updates. Which one of these methods is not suitable to achieve the initial
(baseline) transfer:
A.Transfer the data across the link, but ensure that transfers only take place during out of office hours
B.Use SnapMirror to transfer the data to a volume on other disk shelves in the primary filer, and then
move the disk shelves to the secondary site by road
C.Use SnapMirror to transfer the data to a volume on disk shelves in another filer at the primary site, and
then move the disk shelves to the secondary site by road
D.Create tapes using SnapMirror and ship these to the remote destination by FedEx. The data can then
be read back onto the secondary system
Correct:A
7.When deciding if Synchronous mirroring is possible between two sites, which of these metrics
would you use to get the most accurate value?
A.Measure the distance between the sites on a map
B.Measure the length of cable/fibre connecting the two sites
C.Measure the transfer rate of asynchronous SnapMirror between the sites
D.Measure the round trip time for packets sent between the sites
Correct:D
8.A customer has a 128Kb link out to a remote office. They would like to speed the baseline
transfer for their volume SnapMirror. Which one of the following approach is the best one?
A.LREP to a portable device (e.g. tape)
B.Increase the TCP window size
C.Increase the number of drives in the root volume
D.SnapMirror to tape
Correct:D
9.Which one of the following requirements would lead you to consider using Qtree SnapMirror for
your replication?
A.The secondary system should have the same snapshot schedule as the primary system
B.You wish to keep a longer retention of snapshots on your secondary to your primary system
C.You wish to have the option to use synchronous SnapMirror for the replication
D.You want snapshots triggered by different applications to get automatically transferred by a default
SnapMirror update
Correct:B
10.You have been asked to analyze the DR requirement for 30TByte of data with a change rate of
about 7% per week. The organization has all their processing and storage capacity at a single
location, though they do have two computer rooms that are physically separate. You have been
asked to base you recommendation on the organizations SLA of: An RPO of 1 hour in the event of
a single computer room outage. An RTO of 1 hour in the event of a single computer room outage.
There must be an archive copy of all data taken each week, to be kept for 7 years. Which solution
would you recommend?
A.Asynchronously mirror from a FAS3020 in one computer room to a second FAS3020 in the other
computer room. Weekly NDMP backup of the data to tape for offsite storage
B.Asynchronously mirror from a FAS3020 in one computer room to a second FAS3020 in the other
computer room which asynchronously mirrors to a third FAS3020 at an offsite location
C.Place storage on a FAS3020 cluster with weekly full NDMP backups and daily incremental NDMP
backups. All tapes will be sent to offsite storage
D.Use SnapVault to backup a FAS3020 in one computer room to a second FAS3020 using ATA disk in the
second computer room. One SnapVault backup each week would be kept as the archive. The latest
SnapVault backup would be used in a DR situation
Correct:A

定評あるシスコ技術者認定(Cisco Career Certification)の取得は、ネットワーク専門技術者やその管理者、および所属の機関団体に多大な価値をもたらします。
5つの認定レベル
エントリーレベルから、アソシエイト、プロフェッショナル、エキスパート(CCIE / CCDE)、最上級レベルのアーキテクトまで、5つのレベルで構成されています。
7つの分野
ルーティング & スイッチング、ネットワーク セキュリティ、サービス プロバイダといった分野(コース)が複数用意されており、それぞれの職務分担や業界にとって適切な認定試験を受けることができます。
Designing Cisco network Service Architectures (ARCH)認証の642-873問題集皆と分かち合います
6. Which two of these are characteristics of an IDS sensor? (Choose two.)
A. passively listens to network traffic
B. is an active device in the traffic path
C. has a permissive interface that is used to monitor networks
D. traffic arrives on one IDS interface and exits on another
E. has a promiscuous interface that is used to monitor the network
Answer: AE
7. In base e-Commerce module designs, where should firewall perimeters be placed?
A. core layer
B. Internet boundary
C. aggregation layer
D. aggregation and core layers
E. access and aggregation layers
Answer: A
8. In which two locations in an enterprise network can an IPS sensor be placed? (Choose two.)
A. bridging VLANs on two switches
B. bridging two VLANs on one switch
C. between two Layer 2 devices with trunking
D. between two Layer 2 devices without trunking
E. between a Layer 2 device and a Layer 3 device with trunking
Answer: CD
9. What is a virtual firewall?
A. another name for a firewall deployed in routed mode
B. another name for a firewall deployed in transparent mode
C. a separation of multiple firewall security contexts on a single firewall
D. a firewall that, when deployed in routed mode, can support up to 1000 VLANs per context
E. a firewall that has multiple contexts, all of which share the same policies (such as NAT and ACLs)
Answer: C
10. In a VoWLAN deployment, what is the recommended separation between cells with the same
channel?
A. 19 dBm
B. 7 dBm
C. 10 dBm
D. 6 dBm
E. 5 dbm to 10 dBm
Answer: A