An administrator requests a certificate for the company's domain name. In order to prove ownership of the domain, the certificate authority asks the administrator to create a specific DNS record.Which of the following record types is required?
Answer(s): D
Certificate authorities use a DNS TXT record to verify domain ownership by checking for a specific token you publish in your DNS.
An organization has four departments that each need access to different resources that do not overlap.Which of the following should a technician configure in order to implement and assign an ACL?
Answer(s): A
VLANs segment the network into separate domains, allowing you to apply and assign ACLs on each VLAN interface to control access for each department.
A network analyst is installing a wireless network in a corporate environment. Employees are required to use their domain identities and credentials to authenticate and connect to the WLAN.Which of the following actions should the analyst perform on the AP to fulfill the requirements?
Enabling WPA3 in Enterprise mode uses 802.1X authentication against a RADIUS/AD server so users connect with their domain credentials.
A network administrator is configuring a wireless connection between two warehouses.Which of the following wireless network types would best accomplish this task?
Answer(s): C
A point-to-point wireless link creates a dedicated bridge between two locations, ideal for connecting separate warehouses.
A network engineer is designing an internal network that needs to support both IPv4 and IPv6 routing.Which of the following routing protocols is capable of supporting both IPv4 and IPv6?
BGP, with its multiprotocol extensions (MP-BGP), can carry both IPv4 and IPv6 routes within the same routing protocol framework.
While conducting a network audit, an administrator notices the spanning tree root in VLAN 300 does not match the configuration baseline, which could cause network outages due to spanning tree update failures.Which of the following should the administrator do to restore consistency?
Raising the bridge priority on the misconfigured switch increases its bridge ID so it no longer wins the root election, restoring the intended root for VLAN 300.
A network administrator needs to connect a multimode fiber cable from the MDF to the server room. The administrator connects the cable to Switch 2, but there is no link light. The administrator tests the fiber and finds it does not have any issues. Swapping the connection to Switch 1 in a working port is successful, but the swapped connection does not work on Switch 2.Which of the following should the administrator verify next?
Answer(s): B
Since the cable and connectors work on another switch but won't link on Switch 2, the likely issue is an incompatible SFP module; you should verify that the transceiver in Switch 2 is the correct multimode model.
Which of the following architecture types is most commonly associated with east-west traffic?
Colocated VMs communicate primarily with each other inside the data center, generating east-west traffic.
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