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Exam :
Cisco 642-770 Exam
Title
Operational Foundations for Cisco Service Provider Core Networks OFCN
:
Version :
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1. What was the most significant impact that transporting voice traffic along with data had on IP-based networks? A. The volume of IP traffic increased substantially. B. Service providers began to offer voice services over cable and wireless networks. C. ATM networks became redundant. D. QoS mechanisms were developed. Answer: D
2. Which two are recognized standards or frameworks that influence network operations? (Choose two.) A. SNMP B. ITIL@ C. eTOM D. ITU-T Answer: BC
3. Which six items can be realized using the baseline process? (Choose six.) A. gain valuable information on the health of hardware and software B. determine the current utilization of network resources C. make accurate decisions about network alarm thresholds D. verify compliance with network configuration standards "First Test, First Pass" - www.lead2pass.com 11 Cisco 642-770 Exam E. identify current network problems F. predict future problems G. categorize network faults H. verify the success of network changes I. predict future capacity needs with trending Answer: ABCEFI
4. Which four alerts can be threshold crossing alerts? (Choose four.) A. CPU utilization
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B. state changes in HA C. excessive temperature D. physical access E. configuration compliance F. topology changes Answer: ABCF
5. According to the ITIL@v3 framework, what four benefits are realized from release management in the service transition process? (Choose four.) A. the opportunity to plan expenditure and resource requirements in advance B. a structured approach to rolling out all new software or hardware, which is efficient and effective C. changes to software are "bundled" together for one release, which minimizes the impact of changes on users D. validation and acceptance of services by users before services are put in the production environment E. testing before rollout, which minimizes incidents that affect users and requires less reactive support F. certification of hardware used in rollout to meet criteria specified for the production environment Answer: ABCE
6. You have been working an incident and you think you have determined the cause. You are now ready to take corrective action. Which three options should you use as a guideline for implementing your change? (Choose three.) A. Make sure you can back out any changes you make. B. Open a new ticket before making any change to the network. C. If there are multiple causes, make the transparent changes first. D. Brainstorm the change with peers for potential impact. E. Make all changes at one time to minimize customer impact. F. Maintain a physical connection to the console or aux port to ensure that your change does not lock you out of the device. Answer: ACD
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7. Which two options are reasons that the CMDB should be up-to-date. (Choose two.) A. The information is useful during change management. B. It helps during the asset audit process. C. It helps during Gramm-Leach-Bliley audit. D. It helps understand staff utilization. Answer: AB
8. Information from which three sources can be used to identify proactive network maintenance activities? (Choose three.) A. alerts from the performance management systems B. alerts from the capacity management systems C. alerts from the compliance management systems D. alerts from service level management systems E. alerts from the incident management system F. alerts from the fault management systems Answer: ABE
9. Trouble tickets are scrubbed for which two reasons? (Choose two.) A. to ensure the tickets are accurate B. to ensure all change tickets are eliminated C. to generate service level management reports D. to identify configuration consistency Answer: AC
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