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

1. According to Cisco IOS Management Best Practices, which three attributes should be fulfilled in the Device Naming Convention? (Choose three.)

A) identify the device
B) name the device
C) device hierarchy
D) device type
E) device location

2. At which SONET layer would you expect to see B3 errors?

A) path
B) segment
C) physical
D) line

3. You have built a new facility and are now testing connectivity. All routers at the new facility can ping their directly connected neighbors, but cannot ping any other routers. Which statement is true?

A) Layers 1 and 2 are working properly, but layer 3 needs more information to forward packets.
B) Layer 2 is operational, but layer 1 issues prevent packet forwarding.
C) A layer 1 issue at the facility prevents all other layers from operating.
D) Layer 1 is operational, but an issue with layer 2 causes frame errors.

4. While troubleshooting network issues, which of these can a ping test be used to determine?

A) the network path that packets take as they are forwarded in the network
B) whether a device can communicate with another device over the network
C) network jitter
D) network routes
E) connection timing

5. What is a common cause of increasing NEWPTR errors on a POS interface?

A) incorrect timing
B) Tx and Rx swapped
C) dirty fiber
D) wrong fiber type

Solutions: