Exam N10-009: CompTIA Network+ Certification

Some new sample questions:
Question:
Which of the following connectors allows a singular QSFP transceiver to have several physical connections?
A. RJ45
B. ST
C. LC
D. MPO

Question:
A company recently implemented a videoconferencing system that utilizes large amounts of bandwidth. Users start reporting slow internet speeds and an overall decrease in network performance. Which of the following are most likely the causes of the network performance issues? (Select two)
A. DNS misconfiguration
B. Inadequate network security
C. Malware or a virus
D. Outdated software
E. Incorrect QoS settings
F. Network congestion

Question:
Which of the following is the part of a disaster recovery (DR) plan that identifies the critical systems that should be recovered first after an incident?
A. RTO
B. SLA
C. MTBF
D. SIEM
……..

Some new sample questions:
Question:
In an environment with one router, which of the following will allow a network engineer to communicate between VLANs without purchasing additional hardware?
A. Subinterfaces
B. VXLAN
C. Layer 3 switch
D. VIR

Question:
A company implements a video streaming solution that will play on all computers that have joined a particular group, but router ACLs are blocking the traffic. Which of the following is the most appropriate IP address that will be allowed in the ACL?
A. 127.0.0.1
B. 172.17.1.1
C. 224.0.0.1
D. 240.0.0.1

Question:
After a company installed a new IPS, the network is experiencing speed degradation. A network administrator is troubleshooting the issue and runs a speed test. The results from the different network locations are as follows:
LocationSpeed DownSpeed Up
Wireless laptop4.8 Mbps47.1 Mbps
Wired desktop5.2 Mbps49.3 Mbps
Firewall48.8 Mbps49.5 Mbps
Which of the following is the most likely issue?
A. Packet loss
B. Bottlenecking
C. Channel overlap
D. Network congestion

Question:
A medical clinic recently configured a guest wireless network on the existing router. Since then, guests have been changing the music on the speaker system. Which of the following actions should the clinic take to prevent unauthorized access? (Select two).
A. Isolate smart devices to their own network segment.
B. Configure IPS to prevent guests from making changes.
C. Install a new AP on the network.
D. Set up a syslog server to log who is making changes.
E. Change the default credentials.
F. Configure GRE on the wireless router.
………..

Some new sample questions:
Question:
Which of the following steps in the troubleshooting methodology comes after using a top-to-top buttom examination of the OSI model to determine cause?
A. Test in the theory
B. Establish a plan of action
C. Verify full system functionality
D. Identify the problem

Question:
A network consultant needs to decide between running an ethernet uplink or using the built-in 5GHz-to-point functionality on a WAP. Which of the following documents provides the best information to assist the consultant with this decision?
A. Site survey results
B. Physical diagram
C. Service-level agreement
D. Logical diagram

Question:
An organizatin is struggling to get effective coverage using the wireless network. The organization wants to implement a solution that will allow for continous connectivity anywhere in the facility. Which of the following should the network administ rator suggest to ensure the best coverage?
A. Implementing additional ad hoc access points
B. Providing more Ethernet drops for user connections
C. Deploying a mesh network in the building
D. nl Changing the current frequency of the WI-FI
………