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Which of the following should a network administrator configure when adding OT devices to an organization’s architecture?
- A. Honeynet
- B. Data-at-rest encryption
- C. Time-based authentication
- D. Network segmentation
A network engineer is setting up a new VoIP network for a customer. The current network is segmented only for computers and servers. No additional switch ports can be used in the new network. Which of the following does the engineer need to do to configure the network correctly? (Choose two.)
- A. Change network translation definitions.
- B. Enable 802.1Q.
- C. Implement a routing protocol.
- D. Set up voice VLANs.
- E. Reconfigure the DNS.
- F. Place devices in the perimeter network.
A network rack has four servers and four switches with dual power supplies. Only one intelligent PDU is installed in the rack. Which of the following is the reason to add a second PDU?
- A. Power redundancy
- B. Failed PSU monitoring
- C. Surge protection
- D. Electricity conservation
Which of the following allows a user to connect to an isolated device on a stand-alone network?
- A. Jump box
- B. API gateway
- C. Secure Shell
- D. Clientless VPN
Early in the morning, an administrator installs a new DHCP server. In the afternoon, some users report they are experiencing network outages. Which of the following is the most likely issue?
- A. The administrator did not provision enough IP addresses.
- B. The administrator configured an incorrect default gateway.
- C. The administrator did not provision enough routes.
- D. The administrator did not provision enough MAC addresses.
A company is implementing a policy that will not allow employees to bring personal devices to the office and connect to the wireless network. Which of the following is the best way to enforce this policy?
- A. MAC filtering
- B. 802.1X
- C. Port security
- D. ACL
A network engineer is troubleshooting an issue with a VoIP network. After performing analysis, the engineer found that when users upload large files, voice quality is severely degraded. When no other traffic is on the network, voice quality is fine. Which of the following should the engineer do to most likely resolve the issue?
- A. Enable MAC filtering.
- B. Reduce the VLAN database.
- C. Configure QoS on the router.
- D. Implement ACLs.
Which of the following disaster recovery metrics is used to describe the amount of data that is lost since the last backup?
- A. MTTR
- B. RTO
- C. RPO
- D. MTBF
A network administrator is troubleshooting issues with a DHCP server at a university. More students have recently arrived on campus, and the users are unable to obtain an IP address. Which of the following should the administrator do to address the issue?
- A. Enable IP helper.
- B. Change the subnet mask.
- C. Increase the scope size.
- D. Add address exclusions.
Which of the following is designed to distribute network traffic among devices based on the quantity of traffic?
- A. Load balancer
- B. Router
- C. Proxy
- D. Switch