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Last Attempt 400-007 Questions

Page: 19 / 24
Question 76

Which two descriptions of CWDM are true? (Choose two)

Options:

A.

typically used over long distances, but requires optical amplification

B.

uses the 850nm band

C.

allows up to 32 optical earners to be multiplexed onto a single fiber

D.

shares the same transmission window as DWDM

E.

Passive CWDM devices require no electrical power

Question 77

Company XYZ wants to use the FCAPS ISO standard for network management design. The focus of the design should be to minimize network outages by employing a set of procedures and activities to detect and isolate network issues and the appropriate corrective actions to overcome current issues and prevent them from occurring again. Which layer accomplishes this design requirement?

Options:

A.

fault management

B.

performance management

C.

security management

D.

accounting management

Question 78

Refer to the exhibit.

After a network audit a network engineer must optimize the current network convergence time The proposed solution must consider link layer and control plane failures. Which solution meets the requirements?

Options:

A.

Configure debounce timers

B.

Increase fast hello timers

C.

Implement BFD

D.

Enable LSP fast flood

Question 79

Which three items do you recommend for control plane hardening of an infrastructure device? (Choose three.)

Options:

A.

routing protocol authentication

B.

SNMPv3

C.

Control Plane Policing

D.

redundant AAA servers

E.

warning banners

F.

to enable unused services

Page: 19 / 24
Exam Code: 400-007
Exam Name: Cisco Certified Design Expert (CCDE v3.0)
Last Update: Dec 23, 2024
Questions: 329
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