CompTIA Sample Questions

  1. The IEEE standard 802.3af states the specifications for which of the following?




    D) Power over Ethernet
  2. A user's remote marketing server has changed IP address schemes and now the user can no longer access it. The user further discovers that the distant end still has access to them. Which of the following is a possible cause?




    B) Firewall rules need to be configured
  3. Which of the following is a network device that allows remote users access to a network?




    B) VPN concentrator
  4. A technician suspects that a virus has been introduced on the network. Which network resource is BEST used to confirm this problem?




    B) Network sniffer
  5. A user reports a network connectivity problem. Which of the following steps should the technician perform FIRST?




    D) Identify the problem
  6. Which of the following protocols is used by a web browser to display a web page?




    B) HTTP
  7. Which of the following record types is required for every server in a DNS environment?




    A) A
  8. The frequency of the 802.11b and 802.11g is which of the following?




    B) 2.4GHz
  9. Which of the following uses port 22 by default?




    D) SSH
  10. A user is unable to connect to a network with encryption. The user is able to see the network and has the correct passphrase. Which of the following is MOST likely the problem?




    B) Encryption type
  11. A technician is troubleshooting a UTP cable that has been suspected of having problems due to EMI. Which of the following cables should the technician use without adding new equipment to the network?




    B) STP
  12. Which of the following network topologies describes a network where packets of data are transmitted from one computer to another in a circular fashion?




    D) Ring
  13. Which of the following defines the length of time a device retains its IP address for?




    B) Lease
  14. Which of the following virtual devices is the BEST to use to host a company's website?




    C) Server
  15. A cable standard that includes a fire-retardant jacket is:




    C) plenum cable
  16. A new drop is active according to the network administrator. A technician takes a laptop to the new drop to test connectivity and gets an intermittent signal. Which of the following tools could the technician use to test the line?




    D) Cable tester
  17. An administrator works for a law firm in an office building in a major city. After installing a new wireless access point, the administrator secures the device using WPA and then connects to it using a laptop. Which of the following would be the logical NEXT step in securing the device?




    C) Check neighboring offices for connectivity and reduce the signal strength appropriately
  18. An administrator is asked to set up a home office for a user who would like to connect to the Internet and share files with all six computers in the home. Which of the following are the MINIMUM requirements if the user refuses to install wireless devices and all computers contain working network cards?




    C) Router, Switch, Cables
  19. The command netstat –n will display which of the following?




    B) Address and port numbers in numerical form
  20. A business has expanded to additional floors in the building. The expansion only calls for switches and patch panels to be installed. Which of the following would the network manager need to locate?




    A) IDF
  21. A network administrator needs to implement a new wireless network for a coffee shop. The shop wants to allow users wireless access from anywhere in the shop, but not outside. Which of the following should be the GREATEST concern for the administrator?




    C) WAP placement
  22. A user receives an information message on their computer stating a duplicate address exists. A technician would discover that which of the following is true?




    A) IP address conflict
  23. Which of the following layers is the presentation layer?




    D) Layer 6
  24. When differentiating hubs from switches, which of the following is FALSE?




    D) Hubs have multiple collision domains.
  25. Which of the following connector types are MOST commonly associated with phone jacks?




    B) RJ-11
  26. Which of the following 802.11 channels operates above 5GHz?




    D) a
  27. Which of the following allows the LONGEST distance using single-mode fiber?




    D) 10GBaseER
  28. A switch can separate different subnets by configuring:




    B) VLANs throughout the ports
  29. At which of the following layers does the HTTP protocol operate?




    A) Layer 7
  30. Which of the following WAN technology types provides the FASTEST speeds?




    A) OC3
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CompTIA Sample Questions
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CompTIA Sample Questions
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