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Following questions and answers are all new published by Cisco Official Exam Center: http://www.lead2pass.com/400-351.html
QUESTION 151
Drag and Drop Question
Refer to the exhibit.
Drag and drop steps of the 802.1x authentication process on the left to the corresponding number on the right.
Answer:
QUESTION 152
Drag and Drop Question
Answer:
QUESTION 153
Drag and Drop Question
Drag and drop the characteristic on the left to the appropriate EAP type on the right.
Answer:
QUESTION 154
Drag and Drop Question
Answer:
QUESTION 155
Drag and Drop Question
Answer:
QUESTION 156
Drag and Drop Question
Answer:
QUESTION 157
Which two options are benefits of moving the application development workload to the cloud? (Select Two)
A. it provides you full control over the software packages and vendor used
B. The application availability is not affected by the loss of a single virtual machine
C. The workload can be moved or replicated easily.
D. It provides a more secure environment
E. High availability and redundancy is handled by the hypervisor.
Answer: BC
QUESTION 158
In a typical three-node OpenStack deployment, which two components are part of the controller node? (Choose two )
A. Neutron Layer 3 agent
B. Neutron DHCP agent
C. Identity service
D. Neutron Layer 2 agent
E. Neutron server plugin
Answer: CE
Explanation:
http://docs.openstack.org/icehouse/install-guide/install/yum/content/ch_overview.html
QUESTION 159
In a Cisco ACI environment, which option best describes “contracts”?
A. a set of interaction rules between endpoint groups
B. a Layer 3 forwarding domain
C. to determine endpoint group membership status
D. named groups of related endpoints
Answer: A
QUESTION 160
Which two characteristics of an loT network are true? (Choose two.)
A. The transmission rate in an loT network is consistent.
B. loT networks must be designed for low-powered devices.
C. loT networks use IS-IS for routing.
D. loT networks are 100% reliable
E. loT networks are bandwidth constrained
Answer: BE
QUESTION 161
Which option is the common primary use case for tools such as Puppet. Chef. Ansible, and Salt?
A. network function visualization
B. policy assurance
C. Configuration management.
D. network orchestration.
Answer: C
QUESTION 162
Which two statements about the various types or DevOps tools are true? (Choose two)
A. Puppet requires the installation of a master (server) and agents (clients) architecture for configuring systems.
B. Salt cannot communicate with clients through general SSH, it use minions client agents only.
C. Puppet and Chef are written in Python, Python skills are a must to operate these two.
D. Ansible does not require agent node installation and uses SSH for performing all tasks.
E. Chef and Puppet are much more attuned to the needs of system administrators.
Answer: AD
Explanation:
http://www.infoworld.com/article/2609482/data-center/data-center-review-puppet-vs-chef-vs-ansible-vs-salt.html?page=4
QUESTION 163
Which two platforms provide hypervisor virtualization? (Choose two.)
A. DevStack
B. Docker
C. KVM
D. OpenStack
E. Xen
Answer: CE
QUESTION 164
Which two effects does TSPEC-based adminission control have as it relates to WMM clients?(Choose two.)
A. Deny clients access to the WLAN that do not support WMM.
B. Allow access only for VOWLAN traffic when interference is detected.
C. Enforce airtime entitlement for wireless voice applications.
D. Ensure that call quality does not degrade for existing VoWLAN calls.
E. Deny clients access to the WLAN if they do not comply with the TERP standard.
Answer: CD
QUESTION 165
On a Cisco autonomous AP, the maximum number of attempts to send a packet (packet retries) is set to 32 by default.
Which statement about the result when the AP has tried to send a packet for that number of attempts and no response is received from the client is true?
A. The access point drops the packet.
B. The client MAC address is excluded for 60 seconds.
C. The access point resets the radio interface.
D. The access point disassociates the client.
Answer: A
QUESTION 166
Which option describes the function of the Intercloud Fabric Extender?
A. It provides the network overlay functionality between the used clouds or cloud models.
B. It establishes a secure site-to-site tunnel to the intercloud fabric agent in the private cloud.
C. It applies network policies and collects and reports VEM-related intercloud statistics.
D. It establishes a secure site-to-site tunnel to the intercloud fabric switch in the provider cloud.
Answer: D
QUESTION 167
Drag and Drop Question
Drag and drop the CAPWAP events on the left into the order in which they occur on the right during the WLC discovery and join processes.
Answer:
QUESTION 168
Which two effects does TSPEC-based admission control have as it relates to WMM clients? (Choose two)
A. Deny clients access to the WLAN that do not support WMM
B. Allow access only for VoWLAN traffic when interference is detected.
C. Enforce airtime entitlement for wireless voice applications.
D. Ensure that call quality does not degrade for existing VoWLAN calls.
E. Deny clients access to the WLAN if then do not comply with the TERP standard.
Answer: CD
QUESTION 169
Which four options are the HTTP methods supported by a reset API?
A. RETRIEVE
B. GET
C. PUT
D. DELETE
E. COPY
F. POST
G. SET
Answer: BCDF
QUESTION 170
Which memchanism incorporates the channel capacity into the CAC determination and gives a much more accurate assessment of the current call carrying capacity of the AP?
A. Static CAC.
B. Reserved roaming bandwidth(%).
C. Expedited bandwidth.
D. Metrics collection.
E. Load-based AC.
F. Max RF bandwidth (%).
G. Admission control.
Answer: E
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