What is a DNS lookup operation?

responds to a request for IP address to domain name resolution to the DNS server

DNS server pings the destination to verify that it is available

serves requests over destination port 53

DNS server forwards the client to an alternate IP address when the primary IP is down

responds to a request for IP address to domain name resolution to the DNS server

Refer to the exhibit. A network engineer must configured communication between PC A and the File Server. To prevent interruption for any other communications, which command must be configured?

Switchport trunk allowed vlan add 13

Switchport trunk allowed vlan none

Switchport trunk allowed vlan add 13

Switchport trunk allowed vlan remove 10-11

What is a characteristic of a SOHO network?

enables multiple users to share a single broadband connection

connects each switch to every other switch in the network

enables multiple users to share a single broadband connection

provides high throughput access for 1000 or more users

includes at least three tiers of devices to provide load balancing and redundancy

Refer to the exhibit. After running the code in the exhibit, which step reduces the amount of data that the NETCONF server returns to the NETCONF client, to only the interface's configuration?

Use the JSON library to parse the data returned by the NETCONF server for the interface's configuration.

Use the Ixml library to parse the data returned by the NETCONF server for the interface's configuration.

Create an XML filter as a string and pass it to get_config() method as an argument.

Create a JSON filter as a string and pass it to the get_config() method as an argument.

Use the JSON library to parse the data returned by the NETCONF server for the interface's configuration.

Which command on a port enters the forwarding state immediately when a PC is connected to it?

switch(config-if)#spanning-tree portfast trunk

switch(config)#spanning-tree portfast default

switch(config)#spanning-tree portfast bpduguard default

switch(config-if)#spanning-tree portfast trunk

switch(config-if)#no spanning-tree portfast

What are two functions of an SDN controller? (Choose two)

protecting against DDoS attacks

What is an appropriate use for private IPv4 addressing?

on hosts that communicates only with other internal hosts

on the public-facing interface of a firewall

to allow hosts inside to communicate in both directions with hosts outside the organization

on internal hosts that stream data solely to external resources

on hosts that communicates only with other internal hosts

How is the native VLAN secured in a network?

separate from other VLANs within the administrative domain

give it a value in the private VLAN range

configure it as a different VLAN ID on each end of the link

What is the purpose of a southbound API in a control based networking architecture?

Facilities communication between the controller and the networking hardware

Facilities communication between the controller and the applications

Facilities communication between the controller and the networking hardware

allows application developers to interact with the network

integrates a controller with other automation and orchestration tools.

What causes a port to be placed in the err-disabled state?

shutdown command issued on the port

Which network action occurs within the data plane?

compare the destination IP address to the IP routing table.

run routing protocols (OSPF, EIGRP, RIP, BGP)

make a configuration change from an incoming NETCONF RPC

reply to an incoming ICMP echo request

What is a DHCP client?

a host that is configured to request an IP address automatically

a server that dynamically assigns IP addresses to hosts

a workstation that requests a domain name associated with its IP address

a rooter that statically assigns IP addresses to hosts

An engineer needs to add an old switch back into a network. To prevent the switch from corrupting the VLAN database which action must be taken?

Add the switch in the VTP domain with a lower revision number

Add the switch with DTP set to dynamic desirable

Add the switch in the VTP domain with a higher revision number

Add the switch with DTP set to desirable

What is a similarity between OM3 and OM4 fiber optic cable?

Both have a 50 micron core diameter

Both have a 9 micron core diameter

Both have a 62.5 micron core diameter

Both have a 100 micron core diameter

What is the benefit of using FHRP?

reduced management overhead on network routers

balancing traffic across multiple gateways in proportion to their loads

reduced ARP traffic on the network

What occurs when overlapping Wi-Fi channels are implemented?

Users experience poor wireless network performance.

The wireless network becomes vulnerable to unauthorized access.

Wireless devices are unable to distinguish between different SSIDs

Users experience poor wireless network performance.

Network communications are open to eavesdropping.

Refer to the exhibit. An administrator must turn off the Cisco Discovery Protocol on the port configured with address last usable address in the 10.0.0.0/30 subnet. Which command set meets the requirement?

interface gi0/1 clear cdp table

interface gi0/0 no cdp advertise-v2

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

Artificial intelligence identifies and prevents potential design failures.

Proprietary Cisco APIs leverage multiple network management tools.

Data collection and analysis tools establish a baseline for the network

Artificial intelligence identifies and prevents potential design failures.

Machine learning minimizes the overall error rate when automating troubleshooting processes

New devices are onboarded with minimal effort

Proprietary Cisco APIs leverage multiple network management tools.

An engineer must configure the IPv6 address 2001:0db8:0000:0000:0700:0003:400F:572B on the serial0/0 interface of the HQ router and wants to compress it for easier configuration. Which command must be issued on the router interface?

ipv6 address 2001:db8::700:3:400F:572B

ipv6 address 2001:db8:0::700:3:4F:572B

ipv6 address 2001:Odb8::7:3:4F:572B

ipv6 address 2001::db8:0000::700:3:400F:572B

What describes the operation of virtual machines?

In a virtual machine environment, physical servers must run one operating system at a time.

Virtual machines are responsible for managing and allocating host hardware resources

In a virtual machine environment, physical servers must run one operating system at a time.

Virtual machines are the physical hardware that support a virtual environment.

Virtual machines are operating system instances that are decoupled from server hardware

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

provides direct connections between subscribers

allows access restrictions to be implemented between subscriber sites.

provides direct connections between subscribers

supports application optimization

Cisco 200-301 Practice Test 7 - Free Online Exam Questions 241-280

In which situation is private IPv4 addressing appropriate for a new subnet on the network of an organization?

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Cisco 200-301 Practice Test 7

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