600-601 무료 덤프문제 온라인 액세스

How does the optical time domain reflectometer use "backscattered" light to make measurements?

• A.It uses pulses to locate and test for sheath faults, damaged conductors, loose connectors, splices, bridge taps, split pairs, and other problems.
• B.It performs wiremapping to measure that all pins are correctly connected.
• C.It correlates the returned light pulses with a location in the fiber.
• D.It measures light-pulse width to measure that all pins are correctly connected.

Which characteristic causes multimode fiber-optic cable to differ from single mode?

• A.shorter maximum network segment length for a given bandwidth
• B.a wider variety of available connector types
• C.use outdoors as well as indoors
• D.by allowing multiple network services in the same cable

DRAG DROP

정답:

What are two symptoms of duplex mismatch? (Choose two.)

• A.The half-duplex side sees frame sequence errors or runt frames.
• B.Speed is seen equally slow in both directions.
• C.Communication is slow and locks up.
• D.The full-duplex side sees CRC errors.
• E.Ping does not return from one direction versus the other direction.

You are troubleshooting a connectivity problem and want to isolate the problem. You suspect that a router on the route to an unreachable network is at fault. Which command would you issue to see where the packets stop?

• A.router#show cdp neighbors
• B.router#ping
• C.router#tracert
• D.router#traceroute
• E.router#show ip route