Updated Sep-2021 Test Engine to Practice Test for JN0-412 Exam Questions and Answers!

Cloud, Specialist (JNCIS-Cloud) Certification Sample Questions and Practice Exam

NEW QUESTION 15
Which role does OpenStack serve in SDN?

• A. Gateway
• B. vRouter
• C. Orchestrator
• D. controller

Answer: C

 

NEW QUESTION 16
You are asked to allow traffic to be forwarded between two Contrail virtual networks. You must use a virtual stateful firewall to provide the security between the two networks. Finally, you must use a virtual firewall that bridges between the two networks.
Which two statements describe how to accomplish this task? (Choose two.)

• A. Create a policy that references the service instance and apply it to the virtual networks.
• B. Create and apply an in-network service template.
• C. Create and apply a transparent service template.
• D. Create a router specifying the virtual firewall as the service instance.

Answer: A,B

 

NEW QUESTION 17
Refer to the exhibit.

The exhibit shows that the curl command is creating a virtual network in which project?

• A. Default-domain
• B. Default-project
• C. Demo
• D. Project

Answer: D

 

NEW QUESTION 18
A developer is logged into OpenStack and is trying to bring up a recently assigned project but is rejected at the identify source.
Which log file should you review to identify this problem?

• A. /var/log/keystone.log
• B. var/log/apache2/horizon.log
• C. var/log/swift.log
• D. var/log/neutron.log

Answer: A

 

NEW QUESTION 19
Refer to the exhibit.

You have configured your Contrail cluster to mirror traffic going between a network called frontend and a network called backend, however, the Wireshark window is not showing any packets being mirrored.
Referring to the exhibit, which statement is correct?

• A. The mirror to parameter needs to be unchecked.
• B. The apply service parameter needs to be unchecked.
• C. The policy needs to be changed to unidirectional.
• D. Mirroring can only be used on a single interface.

Answer: C

 

NEW QUESTION 20
Which command displays routes in a vRouter VRF?

• A. rt
• B. show route table vrf-name
• C. route print
• D. show route

Answer: A

 

NEW QUESTION 21
You decide to create only host routes for each of your virtual networks in a project. Each virtual network is sent its correct host prefix. When troubleshooting inter-VN connectivity, using the ping command, the response times out between two virtual networks even though your policies allow for it.
What is the problem in this scenario?

• A. The VMs do not have interfaces.
• B. Your VMs have incorrect DNS settings.
• C. The IPAM settings are incorrect.
• D. Using host routes prevents the default route from being sent.

Answer: B

 

NEW QUESTION 22
You have deployed a Contrail cluster that must support bare-metal servers.
Which protocol is used to communicate between the bare-metal server's virtual tunnel endpoints and the Contrail cluster to establish sessions with the VM servers?

• A. XMPP
• B. EVPN/VXLAN
• C. SRTP
• D. BGP

Answer: B

Explanation:
Explanation/Reference:

 

NEW QUESTION 23
You have an existing spine and leaf topology that you want to add into Contrail Command for fabric management.
Which two configuration tasks are required to accomplish this task? (Choose two.)

• A. Enable the REST API on the network devices.
• B. Enable netconf SSH on the network devices.
• C. Enable OVSDB in the Contrail Command UI.
• D. Enable VXLAN routing in the Contrail Command UI.

Answer: B,D

Explanation:
Explanation/Reference: https://www.juniper.net/documentation/en_US/release-independent/solutions/information- products/pathway-pages/sg-009-contrail-enterprise-multicloud.pdf

 

NEW QUESTION 24
You are using OpenStack as the orchestrator for your data center. You need to instantiate several instances of a webserver. There is a requirement that each webserver VM must have six VCPUs and 32 GB of RAM.
Where in OpenStack's Web user interface would you set up these resources?

• A. Project>Compute>Instances
• B. Project>Compute>Images
• C. Admin>System>Flavors
• D. Orchestration>Stacks

Answer: C

 

NEW QUESTION 25
Refer to the exhibit.

A Contrail service instance is created in a scale-out mode with three instances (Sl-1, Sl-2, and Sl-3) between the left virtual network and the right virtual network.
Referring to the exhibit, which two statements are correct in this scenario?
(Choose two.)

• A. A Contrail policy has options to configure load sharing between the three service instances.
• B. A Contrail policy can be used to block traffic initiated from the right virtual network to the left virtual network.
• C. Every packet between the virtual networks is forwarded to each of the three service instances.
• D. The traffic between the virtual networks is load sharing using ECMP.

Answer: A,B

 

NEW QUESTION 26
Click the Exhibit button.

The exhibit displays a Contrail analyzer virtual machine's console. Which two statements are true in this scenario? (Choose two.)

• A. The Contrail analyzer virtual machine's IP address is 10.85.29.11.
• B. The ping traffic is initiated by a virtual machine with an IP address of 20.0.0.3.
• C. The ping traffic is initiated by a virtual machine with an IP address of 20.0.0.4.
• D. The Contrail analyzer virtual machine's IP address is 20.0.0.4.

Answer: A,B

 

NEW QUESTION 27
What are two valid service VMs in a service chain? (Choose two.)

• A. Gateway
• B. Load balancer
• C. Firewall
• D. Orchestrator

Answer: B,C

 

NEW QUESTION 28
Refer to the exhibit.

Referring to the exhibit, you notice that the compute-4 and compute-5 nodes are not in an operational state.
What caused this problem?

• A. The compute nodes do not have the Glance service running.
• B. The compute nodes' BGP peering sessions are down.
• C. The compute nodes do not have the vRouter agent running.
• D. The compute nodes' XMPP peering sessions are down.

Answer: C

 

NEW QUESTION 29
You are creating an AppFormix dynamic alarm definition with a dynamic threshold.
In this scenario, which three parameters are available? (Choose three.)

• A. sensitivity
• B. state
• C. learning period duration
• D. owner
• E. baseline analysis algorithm

Answer: A,C,E

 

NEW QUESTION 30
Refer to the exhibit.

After provisioning a group of 20 VMs, the client reports that one of the VMs has unidirectional traffic problem.
Referring to the exhibit, what is causing the problem?

• A. The VM is not provisioned with the correct flavor.
• B. The vRouter does not have an appropriate route.
• C. The vRouter has a policy preventing the traffic.
• D. The VM did not fully initialize after booting.

Answer: C

 

NEW QUESTION 31
Refer to the exhibit.
$ neutron net-show secret_network

You have created a new network in a Juniper OpenStack environment and now you want to share the object with a project that has an ID of e28769db97d9449da658bc6931fc683.
Which command will allow the object to be shared?

• A. neutron rbac- create - target-tenant e28769db97d9449da658bc6931fc683-action access_as_shared-- type network secret_network
• B. neutron rbac- create - target-tenant e28769db97d9449da658bc6931fc683-action access_as_shared--type network
• C. neutron rbac- create - target-tenant e28769db97d9449da658bc6931fc683-action access_as_shared-- type network 75ebefae574682bca2fede6f4d8c6f
• D. neutron rbac- create - target-tenant e28769db97d9449da658bc6931fc683-action access_as_shared-- type network*

Answer: C

 

NEW QUESTION 32
What are three examples of hypervisors? (Choose three.)

• A. Microsoft Hyper-V
• B. OpenStack Nova
• C. Juniper vSRX
• D. VMware ESXi
• E. KVM

Answer: A,D,E

 

NEW QUESTION 33
You are asked to create a connection between a VM and two ports on a QFX leaf device in the fabric.
Which Contrail feature must you configure to accomplish this task?

• A. floating IP
• B. virtual port group
• C. virtual network with route leaking
• D. virtual network policy

Answer: B

 

NEW QUESTION 34
You have configured an SR-IOV interface on a virtual host machine in your Contrail network environment. You discover that analytics data is not being recorded for traffic to the customer's VM that uses the SR-IOV interface.
Which two statements are true in this scenario? (Choose two.)

• A. The data of packets going to the VM does not go through the vRouter on the host.
• B. The SR-IOV interface must be re-added to the analytics engine.
• C. You cannot perform analytics on the SR-IOV interface traffic.
• D. You must use the tap interface on the Contrail vRouter to collect SR-IOV analytics data.

Answer: C,D

 

NEW QUESTION 35
Which command displays routes in vRouter VRF?

• A. rt
• B. show route table vrf-name
• C. route print
• D. show route

Answer: A

 

NEW QUESTION 36
Which ETSI NFV function is responsible for the management of virtual network functions (VNF) and element management systems (EMS)?

• A. OpenStack
• B. Virtual Network Function Manager (VNFM)
• C. Analytics Database
• D. Contrail Command

Answer: B

 

NEW QUESTION 37
What are two advantages of SDN? (Choose two.)

• A. Programmability
• B. Decentralized management
• C. Static networking
• D. Centralized management

Answer: A,D

 

NEW QUESTION 38
......

Certification dumps JNCIS-Cloud JN0-412 guides - 100% valid: https://www.dumptorrent.com/JN0-412-braindumps-torrent.html