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Cisco 642-770 Exam Syllabus Topics:

Cisco Operational Foundations for Cisco Service Provider Core Networks Sample Questions:

Question 1

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 all changes at one time to minimize customer impact.
B. Open a new ticket before making any change to the network.
C. Maintain a physical connection to the console or aux port to ensure that your change does not lock you out of the device.
D. Make sure you can back out any changes you make.
E. If there are multiple causes, make the transparent changes first.
F. Brainstorm the change with peers for potential impact.

Question 2

According to the ITIL@ v3 framework, which service transition process is responsible for planning and coordinating the resources to deploy a major release within predicted cost, time, and quality estimates?

A. knowledge management
B. release and deployment management
C. change management
D. transition planning and support
E. transition architecture and engineering
F. service validation and testing

Question 3

Which three conditions have the highest probability of immediate escalation? (Choose three.)

A. when there is substantial impact and risk to the business
B. when the cause is not immediately known
C. when Level-2 support has nothing in its queue
D. per SLA requirements
E. automated response

Question 4

What are two valid reasons to upgrade Cisco IOS XR Software? (Choose two.)

A. There are no rules for this device in the policy table.
B. Already running BGP, and need a specific BGP feature that is not supported in current installed release.
C. A new line card needs to be added, and it is not supported in the current installed release.
D. A few software bugs that have no service impact.
E. Current bandwidth utilization is poor, and bandwidth efficiency needs to be increased.

Question 5

Which native Solaris utility can be used to capture packet flow data entering and exiting the network interface?

A. snort
B. portspan
C. snoop
D. pcap
E. ethtool

Solutions: