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Viewing questions 136-150 out of questions
Questions # 136:

With virtualization being applied in many parts of the network, every physical link is likely to carry one or more virtual links, but what is a drawback in cases like this?

Options:

A.

unneeded tunneling

B.

fate sharing

C.

serialization delay

D.

bandwidth utilization

Questions # 137:

Refer to the exhibit. This network is running legacy STP 802.1 d. Assuming " hello_timer " is fixed to 2 seconds, which parameters can be modified to speed up convergence times after single link/node failure?

Options:

A.

The transit_delay = 5 and bpdu_delay = 20 are recommended values, considering hello_timer = 2 and specified diameter.

B.

Only the maximum_transmission_halt_delay and diameter parameters are configurable parameters in 802.1d to speed up STP convergence process.

C.

The max_age and forward_delay parameters can be adjusted to speed up STP convergence process.

D.

Only the transit_delay and bpdu_delay timers are configurable parameters in 802.1d to speed up STP convergence process.

Questions # 138:

A network automation team plans to develop tasks to configure services on a network by using a Python controller The configuration tasks must be implemented by using operations that support network-wide transactions The candidate configuration must be validated automatically for all targeted devices before being applied to each specific device What can be used to apply the configuration to the network devices?

Options:

A.

RESTCONF/YANG

B.

NETCONF/YANG

C.

CLI over SSH

D.

XML Agent TTY

Questions # 139:

What are two descriptions of network optimization? (Choose two.)

Options:

A.

Maintain high availability

B.

Proactive network management

C.

Network redesign

D.

Network health maintenance

E.

Identify network requirements

Questions # 140:

Refer to the exhibit. An engineer is designing the network for a multihomed customer running in AS 111 does not have any other Ass connected to it. Which technology is more comprehensive to use in the design to make sure that the AS is not being used as a transit AS?

Options:

A.

Configure the AS-set attribute to allow only routes from AS 111 to be propagated to the neighbor ASs.

B.

Use the local preference attribute to configure your AS as a " non-transit " AS.

C.

Include an AS path access list to send routes to the neighboring ASs that only have AS 111 in the AS path field.

D.

Include a prefix list to only receive routes from neighboring ASs.

Questions # 141:

What is an advantage of using Agile over Waterfall methodology in the network design lifecycle?

Options:

A.

dosed loop operation

B.

lower total cost

C.

ideal for large projects

D.

reduced risk in the design process

Questions # 142:

Implementing a network automation architecture usually follows a phased approach that increases automation as the new technology and processes in the preceding phases are integrated and adopted. What provides a model that greatly simplifies the interaction with network devices?

Options:

A.

vendor specific configuration

B.

network device migration

C.

abstraction layer

D.

CI/CD framework

Questions # 143:

A well-executed network design provides improved performance and efficiency, increased security, and reduced downtime and support costs Which feature helps to achieve resilience in the network?

Options:

A.

automatically reroute traffic or restart services

B.

implementing layers of protection

C.

optimizing your network traffic

D.

setting up adequate user permissions

Questions # 144:

An engineer must redesign the QoS strategy for Company XYZ The current network is experiencing many dropped packets due to oversubscription of the guaranteed bandwidth allocated by the service provider Company XYZ wants a design with a QoS strategy that controls the traffic flow leaving the Edge router to minimize packet drops Which QoS technique can be recommended as a solution?

Options:

A.

LLQ

B.

rate-Limiting

C.

policing

D.

traffic shaping

Questions # 145:

The PaaS model provides customers with a virtualized application development platform without the need for them to furnish hardware or system administration using in-house resources All necessary infrastructure components and application development services are provided and managed by the cloud service provider. Which limitation should be considered when selecting PaaS model?

Options:

A.

loss of customer control

B.

limited customization options

C.

potential network latency

D.

compatibility with existing development environments

Questions # 146:

In implementing the CIA triad, an organization must follow a general set of best practices. Which best practice is applicable for availability?

Options:

A.

Ensure systems and applications stay updated

B.

Follow an organization ' s data-handling security policies.

C.

Use backup and recovery software and services.

D.

Keep access control lists and other file permissions up to date

Questions # 147:

Which type of interface are OpenFlow and OpFlex?

Options:

A.

southbound interface

B.

eastbound interface

C.

cloud-bound interface

D.

northbound interface

Questions # 148:

A legacy enterprise is using a Service Provider MPLS network to connect its head office and branches. Recently, they added a new branch to their network. Due to physical security concerns, they want to extend their existing IP CCTV network of the head office to the new branch, without any routing changes in the network. They are also under some time constraints. What is the best approach to extend the existing IP CCTV network to the new branch, without incurring any IP address changes?

Options:

A.

GRE

B.

EoMPLS

C.

VXLAN

D.

L2TPv3

Questions # 149:

Refer to the table. 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?

Options:

A.

Metro Ethernet

B.

DWDM

C.

CWDM

D.

MPLS

Questions # 150:

What are two advantages of the Agile project management methodology? (Choose two)

Options:

A.

brief but detailed feedback loops

B.

extensive documentation

C.

well-detailed and reliable budget estimates

D.

creation of shippable enhancements

E.

tight and rigid model

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