Free 642-973 download :cisco Data Center Cisco Data Center Networking Infrastructure exam
Certification Provider: cisco
Exam Name: 642-973 – Cisco Data Center Networking Infrastructure
Related Certifications: Data Center
Language: English
Latest update:2010-05-01
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642-973 QUESTIONS ANSWERS WITH EXPLANATIONS
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PREPARATION LABS:20 labs
Duration: 270 Questions
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642-973 DCNI-1
Data Center Network Infrastructure Support -1
Exam Number: 642-973
Associated Certifications: Data Center Networking Infrastructure Support Specialist
Duration: 75 minutes (45-55 questions)
Available Languages: English and Japanese
Click Here to Register: Pearson VUE
Exam Policies: Read current policies and requirements
Exam Tutorial: Review type of exam questions
Exam Description Exam Topics Recommended Training
Exam Description
The 642-973 DCNIS1 Cisco Data Center Network Infrastructures Support 1 exam tests a candidate’s knowledge of the skills needed by a field engineer to install and support a Cisco Data Center Cat 6K and/or 49xx platform.
Exam Topics
The following topics are general guidelines for the content likely to be included on the Remote Access exam. However, other related topics may also appear on any specific delivery of the exam. In order to better reflect the contents of the exam and for clarity purposes, the guidelines below may change at any time without notice.
Implement the Cat 6K and 49xx
Describe the Cat6K and 49xx data center architecture
Implement VSS
Describe the options and hardware available for the Cat6K and 49xx
Describe the Cat6K supervisors
Upgrade IOS using software modularity
Implement EEM
Utlize automated diagnostics
Upgrade IOS on a Cat 65K or 49xx
Implement NetFlow
Implement QoS
Implement SPAN
Describe the Cisco Blade Switch family
Implement the FWSM for a Data Center Network Infrastructure
implement Traffic flows
implement ACL’s
implement routing
implement contexts
implement management access
implement failover
implement deep packet inspection
Implement Network Analysis (NAM)
Implement initial configuration
Implement collection mechanisms
Monitor, view, and save data
Implement high availability data center features
Implement HA features in the Cat 6500
Implement HA features in the Cat 49xx
Implement non-stop forwarding
Implement SSO
Cisco 642-973
Cisco Data Center Networking Infrastructure Support – 1
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Question：1
You are a help desk trainee for TestInside.com. Just a simple question for you: the blade switches belong to
Which kind of switches?
A. top-of-rack switches
B. end-of-row switches
C. modules that fit into blade server chassis
D. modules that fit into Myelodysplastic syndromes switches
Answer: C
Question：2
You are debugging a Cisco device, and you need to enable Cisco NSF for BGP, which command can accomplish this?
A. 6500(config-router)# bgp graceful-restart
B. 6500(config-router)# enable nsf-capable
C. 6500(config-router)# bgp nsf
D. 6500(config)# bgp enable nsf
Answer: A
Question：3
You work as a Cisco data center sales professional at TestInside.com, and you are negotiating with with a corporate manager, which of the following statements would be your best saying?
A. A single network spanning multiple protocols, using Ethernet as a backbone, is the basis of the next-generation data center.
B. Network-embedded intelligence means that functions can be swiftly deployed and redeployed across the data center.
C. Network-based intelligence can be shared across all connected applications and devices and can deliver tens of gigabytes of throughput along with submillisecond latencies.
D. The network is the foundation of the twenty-first-century data center, so Cisco should be a prime architectural resource for designing all aspects of the data center.
Answer: B
Question：4
RPR is short for Resilient Packet Ring. This technology is known by some as a metropolitan area network
(MAN) technology that service providers are using to solve network bandwidth bottlenecks and deliver new IP services. You are using RPR. A switchover event will be triggered if either of which two of these fails? (Choosetwo.)
A. a service module
B. a DFC on a monitored line card
C. an administratively monitored line card
D. an active supervisor MSFC
E. an inter-supervisor clock synchronization
Answer: DE
Question：5
You work as a Cisco data center sales professional at TestInside.com, and you are negotiating with with a technical manager, which of the following statements would be your best saying?
A. Cisco’s end-to-end strategy for the data center means that it can provide consultancy and support for servers, and provide storage as well as networks.
B. Cisco’s financial position is reflected in its stock market position and shareholder value.
C. Cisco’s networking expertise places it in a prime position to deliver virtual servers from within embedded network platforms running VMware.
D. Network-embedded devices can be logically divided to allow different security policies to be implemented to meet different requirements, while maintaining a single point of monitoring, management, and control.
Answer: D
Question：6
IP routing redundancy is designed to allow for transparent fail-over at the first-hop IP router. Which three examples are of FHRPs? (Choose three.)
A. GLBP B. IRDP
C. proxy ARP
D. HSRP
E. VRRP
Answer: ADE
Question：7
You work as a Cisco engineer at TestInside.com. What’s the unique advantage of SAN business against Brocade for the Cisco MDS switch?
A. Cisco has been delivering director-class storage switches for longer than Brocade.
B. The CiscoMyelodysplastic syndromes switch can support Gigabit Ethernet as well as Fibre Channel, while
Brocade supports only Fibre Channel.
C. Cisco has demonstrated excellent investment protection by allowing new generation linecards to work in first generation directors.
D. The real Cisco competition was McData, until Brocade bought it and tried to make it compatible with their legacy switches, leaving Cisco with the only director-class switches in the industry.
Answer: B
Question：8
As a TestInside network technician, you are responsible for designing and maintaining network. Recently, you have installed an FWSM in the data center. In order to enable FTP to work, which feature must be configured?
A. transparent mode
B. dynamic NAT C. dynamic PAT
D. access lists
E. deep packet inspection
Answer: E
Question：9
You work as a Cisco data center sales professional at TestInside.com. A potential customer is planning to reduce both operational and capital budgets, meanwhile, he also wants to promote end-to-end data center security. What’s the best response to meet both of his requirements?
A. Buy a number of Cisco Catalyst 6500 Series FWSMs now, and to have them installed in each Cisco Catalyst
6500 Series Switch in the data center, ready to be brought on line when needed in the future
B. buy a full Cisco analysis of the data center security, as part of a full-service package that can be paid for over an extended period
C. buy a number of Cisco ACE Modules now, and to have them installed in each Cisco Catalyst 6500 Series Switch in the data center, ready to be brought on line when needed in the future
D. recommend purchasing the Cisco Catalyst 6500 Series FWSM and the Cisco ACE Module or both to allow multiple virtual contexts of each to be deployed as required in the future, without requiring more hardware to be acquired (saving capital budget), with a single point of management and control (cutting operating costs)
Answer: D
Question：10
For the following items, which ingress QoS trust setting sets the CoS or ToS values of any frame entering that
port to zero?
A. trust DSCP
B. trust CoS
C. untrusted
D. trust IP precedence
Answer: C