免费思科 400-007 测试练习试题考试试卷 [Q57-Q77]

问题 57
请参阅展品。

This network is running OSPF as the routing protocol. The internal networks are being advertised in OSPF London and Rome are using the direct link to reach each other although the transfer rates are better via Barcelona Which OSPF design change allows OSPF to calculate the proper costs?

问题 58
请参阅展品。

Which impact of using three or more ABRs between the backbone area and area 1 is true?

问题 59
请参阅展品。

A new high availability DB sever cluster is installed in the network.
These two servers require high bandwidth and low latency Layer 2 connectivity for database replication.
Which solution supports these requirements?

问题 60
A European government passport agency considers upgrading its IT systems to increase performance and workload flexibility in response to constantly changing requirements. The budget manager wants to reduce capital expenses and IT staff and must adopt the lowest-cost technology. Which technology choice is suitable?

问题 61
What are two key design principles when using a hierarchical core-distribution-access network model? (Choose two )

问题 62
请参见下表。

A customer investigates connectivity options for a DCI between two production data centers. The solution must provide dual 10G connections between locations with no single points of failure for Day 1 operations. It must also include an option to scale for up to 20 resilient connections in the second year to accommodate isolated SAN over IP and isolated, dedicated replication IP circuits. All connectivity methods are duplex 10 Gbps. Which transport technology costs the least over two years, in the scenario?

问题 63
Which network management framework can be used to develop a network architecture that contains business requirements analysis, gap analysis, and network diagrams as artifacts to be used for design and implementation later?

问题 64
Which statement about hot-potato routing architecture design is true?

问题 65
Drag and drop the design use cases from the left onto the correct uRPF techniques used to prevent spoofing attacks Not all options are used.

问题 66
When consumers that leverage laaS reach 100% resource capacity, what can be used to redirect the overflow of traffic to the public cloud so there is no disruption to service?

问题 67
An enterprise has identified these causes for inefficient CAPEX spending:
* CAPEX planning is driven by technology and not by business objectives.
* The CAPEX planning team lacks the data it needs to perform due diligence tasks.
* The organizational structure lacks sufficient accountability and incentives.
Which corporate cultural change contributes to improving the effectiveness of CAPEX spending?

问题 68
Which mechanism provides Layer 2 fault isolation between data centers?

问题 69
Which two control plane policer designs must be considered to achieve high availability? (Choose two.)

问题 70
Company XYZ is running BGP as their routing protocol. An external design consultant recommends that TCP path MTU discovery be enabled. Which effect will this have on the network?

问题 71
Which purpose of a dynamically created tunnel interface on the design of IPv6 multicast services Is true?

问题 72
Which two actions ensure voice quality in a branch location with a low-speed, high-latency WAN connection? (Choose two.)

问题 73
Organizations that embrace Zero Trust initiatives ranging from business policies to technology infrastructure can reap business and security benefits. Which two domains should be covered under Zero Trust initiatives?
(选择两项）

问题 74
The network team in XYZ Corp wants to modernize their infrastructure and is evaluating an implementation and migration plan to allow integration MPLS-based, Layer 2 Ethernet services managed by a service provider to connect branches and remote offices. To decrease OpEx and improve response times when network components fail, XYZ Corp decided to acquire and deploy new routers. The network currently is operated over E1 leased lines (2 Mbps) with a managed CE service provided by the telco.
Drag and drop the implementation steps from the left onto the corresponding targets on the right in the correct order.

问题 75
Which purpose of a dynamically created tunnel interface on the design of IPv6 multicast services Is true?

问题 76
Which two actions must be taken when assessing an existing wireless network implementation for its readiness to support voice traffic? (Choose two.)

问题 77
Agile and Waterfall are two popular methods for organizing projects. What describes any Agile network design development process?