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You have been asked to change the IP address in external DNSfor a mail server in your organization. Which record can be changed with the least amount of effort?
Configure a DHCP reservation for the printer
Which is a valid reason to implement a wireless LAN controller
Centralized provisioning
What is the benefit of network segmentation
to reduce LAN traffic congestion by dividing the network into smaller parts
Which protocol and port do you need to configure on the inbound host-based firewall for a DHCP server
UDP/67
Your organization expects a considerable amount of traffic to your web server, so you plan to install several web servers. How can you maintain one FQDN and allow customers to be directed to the next free web servers
load balancer
Your organization has deployed several autonomous WAPs. Users complain that they consistently drop the wireless connection when roaming. What should you recommend to resolve this issue
wireless LAN controller
You need to make sure that a printer is configured with the same IP address every time it is turned on. However, the printer is too troublesome to configure a static IP address. What canbedonetoachieve the goal
Configure a DHCP reservation for the printer
Which record type is used for an IPv4 address mapping to FQDNfor DNSqueries
The A record
. Which device will act as a multiport repeater in the network
Hub
Which is a correct statement when hubs are replaced with switches
the replacement increases collision domains
When firewalls are placed in a network, which zone contains Internet-facing services
demilitarized zone
Which is a false statement about firewalls?
that they are commonly deployed to preorder a network from internal attacks
Which statement is correct about reverse lookups
is the resolution of an IP address to FQDN
What gets appended to hostname queries for DNS resolution
The DNS suffix
. Which type of DNS record holds the IPv4 IP address for a hostname
The A record
Which of the following devices can work at both layers 2 and 3of the OSI model
multilayer switch
What is an advantage of using DHCP in a network environment?
automatically assigns IP addresses to hosts
What is a benefit to installing a proxy server
web caching
Which protocol and port number does DNS use for direct queries?
UDP/53
Which type of device will detect but not prevent unauthorized access
IDS ( Intrusion detection system)
