What criteria is used first during the root port selection process?

A.

local port ID

B.

lowest path cost to the root bridge

C.

lowest neighbor's bridge ID

D.

lowest neighbor's port ID

What are two improvements provided by automation for network management in an SDN environment? (Choose two)

A.

Data collection and analysis tools establish a baseline for the network

B.

Artificial intelligence identifies and prevents potential design failures.

C.

Machine learning minimizes the overall error rate when automating troubleshooting processes

D.

New devices are onboarded with minimal effort

E.

Proprietary Cisco APIs leverage multiple network management tools.

Why was the RFC 1918 address space defined?

A.

conserve public IPv4 addressing

B.

preserve public IPv6 address space

C.

reduce instances of overlapping IP addresses

D.

support the NAT protocol

Which two command sequences must you configure on switch to establish a Layer 3 EtherChannel with an open-standard protocol? (Choose two )

A.

interface GigabitEthernet0/0/1
channel-group 10 mode on

B.

interface GigabitEthernet0/0/1
channel-group 10 mode active

C.

interface GigabitEthernet0/0/1
channel-group 10 mode auto

D.

interface port-channel 10
switchport
switchport mode trunk

E.

interface port-channel 10
no switchport
ip address 172.16.0.1.255.255.255.0

What are two roles of Domain Name Services (DNS)? (Choose Two)

A.

builds a flat structure of DNS names for more efficient IP operations

B.

encrypts network Traffic as it travels across a WAN by default

C.

improves security by protecting IP addresses under Fully Qualified Domain Names
(FQDNs)

D.

enables applications to identify resources by name instead of IP address

E.

allows a single host name to be shared across more than one IP address

A manager asks a network engineer to advise which cloud service models are used so
employees do not have to waste their time installing, managing, and updating software
which is only used occasionally Which cloud service model does the engineer recommend?

A.

infrastructure-as-a-service

B.

platform-as-a-service

C.

business process as service to support different types of service

D.

software-as-a-service

If a notice-level messaging is sent to a syslog server, which event has occurred?

A.

A network device has restarted

B.

An ARP inspection has failed

C.

A routing instance has flapped

D.

A debug operation is running

What is the function of a hub-and-spoke WAN topology?

A.

allows access restrictions to be implemented between subscriber sites.

B.

provides direct connections between subscribers

C.

supports Layer 2 VPNs

D.

supports application optimization

Which type of information resides on a DHCP server?

A.

a list of the available IP addresses in a pool

B.

a list of public IP addresses and their corresponding names

C.

usernames and passwords for the end users in a domain

D.

a list of statically assigned MAC addresses

Which device tracks the state of active connections in order to make a decision to forward a packet through?

A.

wireless access point

B.

firewall

C.

wireless LAN controller

D.

router

Which command is used to specify the delay time in seconds for LLDP to initialize on any interface?

A.

lldp timer

B.

lldp holdtimt

C.

lldp reinit

D.

lldp tlv-select

What is an advantage of Cisco DNA Center versus traditional campus device
management?

A.

It supports numerous extensibility options including cross-domain adapters and thirdparty SDKs.

B.

It supports high availability for management functions when operating in cluster mode.

C.

It enables easy autodiscovery of network elements m a brownfield deployment.

D.

It is designed primarily to provide network assurance.