Last Updated on July 8, 2021 by InfraExam

N10-007 : CompTIA Network+ : Part 17

NS – Modules 20 – 22

  1. Users have been experiencing connection timeout issues when using a web-based program. The network technician determines the problem happened due to a TTL setting that was set too low on the firewall. Which of the following BEST enabled the network technician to reach this conclusion?

    • Reviewing application logs
    • Reviewing a baseline report
    • Reviewing a vulnerability scan
    • Reviewing SLA requirements
  2. A network technician is installing a new wireless network for a client. The client has experienced issues with other building tenants connecting to the wireless network and utilizing the bandwidth. The client wants to prevent this from happening by using certificate-based authentication. Which of the following technologies should the network administrator implement?

    • WPA-PSK
    • EAP-TLS
    • AES-CCMP
    • WEP-TKIP
  3. A network administrator is installing a campus network of two routers, 24 switches, 76 APs, and 492 VoIP phone sets. Which of the following additional devices should the administrator install to help manage this network?

    • VoIP PBX
    • Content filter
    • RADIUS server
    • Wireless controller
  4. A technician arrives at a new building to find cabling has been run and terminated, but only the wall ports have been labeled. Which of the following tools should be utilized to BEST facilitate labeling the patch panel?

    • Tone generator
    • Cable tester
    • Multimeter
    • Loopback adapter
  5. Which of the following policies prohibits a network administrator from using spare servers in the datacenter to mine bitcoins?

    • NDA
    • BYOD
    • AUP
    • MOU
  6. Which of the following technologies is used when multiple Ethernet adapters work to increase speed and fault tolerance?

    • Clustering
    • Load balancing
    • Redundant circuits
    • NIC teaming
  7. A network technician has finished configuring a new DHCP for a network. To ensure proper functionality, which of the following ports should be allowed on the server’s local firewall? (Choose two.)

    • 20
    • 21
    • 53
    • 67
    • 68
    • 389
  8. A network technician is reviewing switch ACLs to determine if they are causing communication issues with one PC. The PC’s IP address is Which of the following is the network range found in the ACL that could have affected this PC?

  9. A new technician is connecting an access switch to a distribution switch uplink in a datacenter using fiber cables. Which of the following are transceivers the technician should use to perform this job? (Choose two.)

    • RJ45
    • DB-9
    • LC
    • SFP
    • GBIC
    • SC
  10. Which of the following physical security devices is used to prevent unauthorized access into a datacenter?

    • Motion detector
    • Video camera
    • Asset tracking
    • Smart card reader
  11. A technician is installing two new servers that collect logs. After installing the servers, the technician reviews the logical output from various commands. Which of the following should be included in a logical network diagram?

    • Rack location
    • Room number
    • Media type
    • Hostname
  12. A few weeks after starting a new position, Joe, a junior network administrator, receives a call from an internal number asking for his username and password to update some records. Joe realizes this may be a type of attack on the network, since he has full access to network resources. Which of the following attacks is described?

    • Logic bomb
    • Social engineering
    • Trojan horse
    • Insider threat
  13. A technician is sent to troubleshoot a faulty network connection. The technician tests the cable, and data passes through successfully. No changes were made in the environment, however, when a network device is connected to the switch using the cable, the switchport will not light up. Which of the following should the technician attempt NEXT?

    • Modify the speed and duplex
    • Plug in to another port
    • Replace the NIC
    • Change the switch
  14. A technician has been assigned to capture packets on a specific switchport. Which of the following switch features MUST be used to accomplish this?

    • Spanning tree
    • Trunking
    • Port aggregation
    • Port mirroring
  15. Which of the following operate only within the UDP protocol?

    • Frames
    • Datagrams
    • Segments
    • Packets
  16. An employee reports an error when visiting a website using SSL, and a message is displayed warning of an invalid certificate. Which of the following could be occurring?

    • Phishing
    • DDoS
    • Evil twin
    • MITM
    • OCSP stapling
  17. A network technician is troubleshooting a connectivity issue and determines the cause is related to the VLAN assignment on one of the access switches in the network. After resolving the issue, the network technician decides to update the documentation to refer to the correct VLAN. Which of the following should the technician update?

    • Physical diagram
    • Logical diagram
    • IDF documentation
    • Change management documentation
    • Incident réponse plan
  18. A university has a lecture hall containing 100 students. Currently, the lecture hall has two 802.11ac wireless access points, which can accommodate up to 50 devices each. Several students report they are unable to connect devices to the wireless network. Which of the following is MOST likely the issue?

    • One of the wireless access points is on the wrong frequency
    • The students are attempting to connect 802.11g devices
    • The students are using more than one wireless device per seat.
    • Distance limitations are preventing the students from connecting.
  19. A WAP has been dropping off the network sporadically and reconnecting shortly thereafter. The Cat 5 wire connecting the access point is a long run of 265ft (81m) and goes through the business area and the mechanical room. Which of the following should the technician do to fix the AP connectivity issue?

    • Install a repeater to boost the signal to its destination
    • Replace the UTP cable with plenum cable.
    • Upgrade the cable from Cat 5 to Cat 5e.
    • Set the AP to half duplex to compensate for signal loss.
  20. A technician wants to configure a SOHO network to use a specific public DNS server. Which of the following network components should the technician configure to point all clients on a network to a new DNS server?

    • Router
    • Switch
    • Load balancer
    • Proxy server

NS – Modules 20 – 22