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Cisco 642-770 Exam Syllabus Topics:

Section	Objectives
Network Operations and Troubleshooting	- Service provider network monitoring and management - Troubleshooting routing and MPLS services
Service Provider Core Network Fundamentals	- Service provider network architecture overview - Core routing and switching principles
Routing Protocols in Service Provider Networks	- OSPF and IS-IS operation and optimization - BGP fundamentals and service provider use cases
Multicast and QoS in Service Provider Networks	- IP multicast routing fundamentals - Quality of Service (QoS) design and implementation
MPLS and VPN Technologies	- Layer 3 VPNs and service provider VPN services - MPLS architecture and label switching

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

Question #1

Which four common tools are used to troubleshoot networks using the Operations, Administration, and Maintenance methodology? (Choose four.)

A. ping
B. snoop
C. nslookup
D. pong
E. traceroute
F. bash

Reveal Solution Discussion 0

Correct Answer: A,B,C,E 🗳️

Question #2

Refer to the exhibit.

The script returns this error:
Global symbol "$user" requires explicit package name at foo.pl.
What could be the cause of this error?

A. The sub call has an extra "&" character.
B. use Global::user has not been declared.
C. Strict vars are in use.
D. The global symbol for users must be declared.

Reveal Solution Discussion 0

Correct Answer: C 🗳️

Question #3

According to the ITIL@ v3 framework, which four measurements or measurement modifications can contribute to improvement opportunities in traffic patterns or threshold crossing alarms? (Choose four.)

A. Evaluate the impact the rate of configuration item inconsistencies have on change.
B. Evaluate the impact the rate of incidents have on change.
C. Evaluate the impact the rate of change has on performance.
D. Identify service take-up trends in monitoring network traffic to determine the adoption and growth of services offered across the network.
E. Evaluate the impact the rate of incidents have on performance.
F. Implementing hold-down timers on specific alerts that more accurately reflect the impact of an event on performance.