Updated Oct 25, 2021 Test Engine to Practice Test for 4A0-N01 Valid and Updated Dumps [Q17-Q34]

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Updated Oct 25, 2021 Test Engine to Practice Test for 4A0-N01 Valid and Updated Dumps

Exam Questions for 4A0-N01 Updated Versions With Test Engine


Nokia 4A0-N01 Exam Syllabus Topics:

TopicDetails
Topic 1
  • Datacenter Network Architecture
  • Introduction to Cloud Computing and SDN
  • Virtualization in the Datacenter
  • Networking in the Datacenter
Topic 2
  • Describe How Network Virtualization Addresses the Limitations of the Traditional Datacenter Architecture
Topic 3
  • Describe Nuage Networks VCS and the Function of Each of its Components, Including the Virtualized Services Directory (VSD)
Topic 4
  • Configure Layer 2 and Layer 3 Overlay Networks in VCS
  • Configure and Verify Security and Forwarding Policies
Topic 5
  • Describe the Concept of Cloud Orchestration and How Different Cloud Management Systems are Integrated with Nuage Networks
Topic 6
  • Virtualized Services Controller (VSC), and Virtual Routing and Switching (VRS)
Topic 7
  • Use Cases - Datacenter Interconnection, Shared IP Addresses for Public Domain Access, VXLAN Gateway, QoS and Statistics Policies, Multicast in the Underlay, Virtual Machine (VM) Migration
Topic 8
  • Nuage Networks Product Portfolio Introduction
  • Nuage Networks Virtualized Services Directory (VSD)/Nuage Networks 7850 Virtualized Services Gateway and VRS Gateway
Topic 9
  • Describe the Different Gateway Options and Configure them in VCS
Topic 10
  • Use Cases - Standard Layer 3 Domain, Security Policies, Forwarding Policies and Service Chaining, Layer 2 Domain, Backhaul VPLS
Topic 11
  • Beyond VCS - Cloud Orchestration, CMS Integration, OpenStack Integration, VMware vCloud Integration, Kubernetes and RedHat OpenShift Integration, Network Function Virtualization and the Nokia Telco Cloud

 

NEW QUESTION 17
What statement regarding VSD user management is TRUE?

  • A. Each enterprise user belongs to only one user group.
  • B. LDAP integration is configured at the VSD global level, and it is not configurable enterprise.
  • C. Open LDAP and Active Directory can be integrated into VSD.
  • D. We can create CMS user groups for each enterprise.

Answer: A

Explanation:
Easy as adding them to a specific user group.
Reference: https://docs.adobe.com/content/help/en/target/using/administer/manage-users/enterprise/property- channel.html

 

NEW QUESTION 18
What statement about floating public IP addresses in the Nuage environment is CORRECT?

  • A. NAT is performed for the traffic leaving the enterprise domain and entering the public network.
  • B. They are managed by enterprise admin users.
  • C. Once a floating IP is configured on the vPort , the VM will stop using its enterprise private IP address.
  • D. There can be more that one floating IP address associated with one vPort.

Answer: D

 

NEW QUESTION 19
Which of the following is NOT an improvement provided by the backhaul VPLS?

  • A. Reducing the consumption of bandwidth.
  • B. Reducing the number of VXLAN tunnels.
  • C. Reducing the number of EVPN on the HV.
  • D. Reducing the size of MAC address table.

Answer: B

 

NEW QUESTION 20
What statement is FALSE regarding the relationship between a zone and a subnet within a domain?

  • A. A QoS policy defined at the subnet level takes precedence over a QoS policy defined at the zone
    level.
  • B. A security policy applied to the zone impacts all subnets associated to that zone.
  • C. Each subnet can belong to multiple zones.
  • D. Each zone can have multiple subnets.

Answer: C

 

NEW QUESTION 21
Which of the following is a solution to create virtual machines in which the server runs the hypervisor as a specialized operating system and, as a consequence, there is no need for a conventional operating system?

  • A. Hosted hypervisor
  • B. Container
  • C. Native hypervisor
  • D. Kernel

Answer: B

 

NEW QUESTION 22
What statement about floating public IP addresses in the Nuage Networks environment is CORRECT?

  • A. NAT is performed for the traffic leaving the enterprise domain and entering the public network.
  • B. There can be more than one floating IP address associated with one vPort.
  • C. They are managed by enterprise admin users.
  • D. Once a floating IP is configured on the vPort, the VM will stop using its enterprise private IP address.

Answer: B

 

NEW QUESTION 23
If we compare a Nuage Virtual Service Node to a physical service router, which module is VSC mapped to?

  • A. Line card
  • B. Switch fabric
  • C. Internal clock
  • D. CPU module

Answer: B

Explanation:
Explanation
The switching fabric is independent of the bus technology and infrastructure used to move data between nodes
and also separate from the router. The term is sometimes used to mean collectively all switching hardware and
software in a network.

 

NEW QUESTION 24
Which protocol is used for VSC federation?

  • A. BGP VPN-IPv4
  • B. Openflow
  • C. BGP EVPN
  • D. XMPP

Answer: B

Explanation:
Explanation
The VSC uses standard protocols to peer with existing networks, allowing it to discover full network topology and reachability. Through Openflow, it distributes relevant switching and routing information to hypervisors within the virtualized datacenter network.

 

NEW QUESTION 25
What is the function of a Virtualized Services Gateway (VSG)?

  • A. To extend a data center to the internet.
  • B. To enable MPLS over GRE tunneling
  • C. To interconnect multiple data centers.
  • D. To interconnect a VLAN network with a VXLAN network.

Answer: D

 

NEW QUESTION 26
What statement is TRUE regarding multiple virtual IP addresses assigned to a single vPort?

  • A. One of the virtual IP addresses can be the same as the VM interface IP address.
  • B. Every virtual IP address must be associated with a virtual MAC, which differs from the VM interface
    MAC address.
  • C. All virtual IP addresses of a vPort must be in the same subnet.
  • D. The virtual IP addresses can be in a different subnet than the VM interface IP address.

Answer: D

Explanation:
Explanation/Reference:
Explanation:
If you have only one public IP address available, and you want to host multiple servers, use aVIP.

 

NEW QUESTION 27
To auto-instantiate services on a 7750 DCI, which protocol needs to be enabled between the 7750 SR and VSD?

  • A. Openflow
  • B. SNMP
  • C. XMPP
  • D. BGP EVPN

Answer: C

 

NEW QUESTION 28
What statement correctly describes the difference between a managed Layer 2 domain and an undamaged Layer 2 domain?

  • A. Managed L2 domains can have overlapping IP address pools, while unmanaged L2 domains are not allowed to have overlapping IP address pools.
  • B. In a managed L2 domain, Nuage Networks VCS performs DHCP and ARP proxy functions, while in an unmanaged domain VCS has no visibility of IP addresses.
  • C. In a managed L2 domain, Nuage Networks VCS manages security policies, while in an unmanaged domain, Nuage Networks VCS cannot manage the security policies.
  • D. A managed L2 domain has one or more zones and each zone can have multiple subnets, each with its own IP address pool, while an unmanaged L2 domain does not have zones or subnets.

Answer: A

 

NEW QUESTION 29
Which of the following is a host-centric overlay solution for a modern data center?

  • A. VxLAN
  • B. SPBM
  • C. VPLS
  • D. TRILL

Answer: A

Explanation:
Explanation/Reference:
Explanation:
Modern data center, traditional technologies are limiting the speed, flexibility, scalability, and manageability
of application deployments. There is emerging interest in the industry in overlay technologies (such as
MPLS, VXLAN, LISP...)
Reference: https://community.cisco.com/t5/data-center-documents/cisco-data-center-overlays-with-focus-
on-vxlan-slides-from/ta-p/3159545

 

NEW QUESTION 30
What statement about policy groups is FALSE?

  • A. The policy group is the syntactic equivalent of the security group used by cloud management
    systems.
  • B. Several vPorts ( in the same or different subnets) can be associated with one policy group.
  • C. For an ingress security policy, if a hardware endpoint policy group is chosen as the source, the
    destination must also be hardware endpoints
  • D. One vPort can be associated with multiple policy groups.

Answer: B

 

NEW QUESTION 31
What statement regarding the VRS-G is FALSE?

  • A. The VRS-G is deployed on a hypervisor, following the same deployment requirements as a regular VRS.
  • B. The network ports on VRS-G point towards the Nuage overlay VXLAN network.
  • C. Virtual machines created on the hypervisor are attached to access ports on VRS-G.
  • D. The VRS-G is the software VXLAN/VLAN gateway of the Nuage VCS solution.

Answer: A

Explanation:
This permits the bridging of the hypervisor-focused overlay networking and physical devices in the data center.
Reference: https://jujucharms.com/nuage-vrsg/

 

NEW QUESTION 32
Refer to the diagram.

What is the correct sequence of events for a VM to be instantiated, and for its required network connectivity to
be created with the Nuage VCS solution? a. Network domain and policy templates are defined on VSD. b.
VSC queries VSD on network service and policies. c. VSD provides VSC with network service and policies.
d. VRS agent informs VSC of the new VM placement. e. VSC deploys policy to applicable VRS agents. f. VM
instantiated on the hypervisor.

  • A. a->b->c->d->e->f
  • B. a->b->c->f->d->-e
  • C. f->d->b->a>c->-e
  • D. a->f->d->b->c->-e

Answer: C

 

NEW QUESTION 33
What is NOT a requirement for modern data center networks to facilitate cloud computing?

  • A. Virtual machine live migration
  • B. Network function virtualization
  • C. Multi-tenancy
  • D. Network automation

Answer: B

 

NEW QUESTION 34
......

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