CompTIA Network+ Practice Exam 1 (72 Questions)

72 Questions | Total Attempts: 1855

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CompTIA Network+ Practice Exam 1 (72 Questions)

72 Question CompTIA Network+ Practice Test.


Questions and Answers
  • 1. 
    Which of the following devices operates at the network layer of the OSI model?
    • A. 

      Access Point

    • B. 

      Switch

    • C. 

      Hub

    • D. 

      Router

  • 2. 
    A client on your network has had no problems accessing the wireless network in the past, but recently she moved to a new office.  Since the move, she has had only intermittent network access. Which of the following is most likely the cause of the problem?
    • A. 

      The SSID on the client is misconfigured

    • B. 

      The client system has moved too far from the access point

    • C. 

      The WEP settings are incorrect

    • D. 

      The access point is using an omnidirectional antenna

  • 3. 
    You are a network administrator managing a midsized network that uses a NetWare print server, a Windows application server, and a Linux firewall server.  One of your servers loses network connectivity.  You type ifconfig at the command line to determine whether the server has a valid IP address.  Which server has lost connectivity?
    • A. 

      The firewall server

    • B. 

      The print server

    • C. 

      The application server

    • D. 

      Ifconfig is not a valid command on any of these platforms

  • 4. 
    You are managing a network that uses both a UNIX server and a Windows 2000 server.  Which of the following protocols can you use to transfer files between the two servers?
    • A. 

      Telnet

    • B. 

      PPP

    • C. 

      FTP

    • D. 

      PPTP

  • 5. 
    A user complains that access to a web page is very slow.  What utility can you use to find the bottleneck?
    • A. 

      Ping

    • B. 

      Telnet

    • C. 

      Tracert

    • D. 

      Nbtstat

  • 6. 
    During a busy administrative week, you install a new virus suite in your network of 55 computers, a new RAID array in one of the servers, and a new office suite on 25 of the computer systems.  After all the updates, you are experiencing system errors through-out the entire network.  What should you do to help isolate the problem?
    • A. 

      Disable the RAID array

    • B. 

      Uninstall the office suite

    • C. 

      Check the virus suite vendor's website for system patches or service packs

    • D. 

      Reinstall the virus software

  • 7. 
    What utility would you use to check the IP configuration on a Windows Vista system?
    • A. 

      Netstat

    • B. 

      Winipcfg

    • C. 

      Ping

    • D. 

      Ipconfig

  • 8. 
    Which of the following services or protocols use SSH technology to provide additional security to communications? (Choose two)
    • A. 

      SCP

    • B. 

      SFTP

    • C. 

      SNMP

    • D. 

      SMTP

  • 9. 
    Which of the following backup methods clear the archive bit? (Choose the two best answers)
    • A. 

      Differential

    • B. 

      Sequential

    • C. 

      Full

    • D. 

      Incremental

  • 10. 
    You are troubleshooting a server connectivity problem on your network.  A Windows Vista system is having trouble connecting to a Windows Server.  Which of the following commands would you use to display per-protocol statistics on the workstation system?
    • A. 

      Arp -a

    • B. 

      Arp -A

    • C. 

      Nbtstat -s

    • D. 

      Nbtstat -S

    • E. 

      Netstat -s

  • 11. 
    You are working as a network administrator on a UNIX system.  The system uses dynamic name resolution.  What is used to dynamically resolve a hostname on a UNIX server?
    • A. 

      TCP

    • B. 

      ARP

    • C. 

      DNS

    • D. 

      UDP

  • 12. 
    During the night, one of your servers powers down.  Upon reboot, print services do not load.  Which of the following would be the first step in the troubleshooting process?
    • A. 

      Examine the server log files

    • B. 

      Reboot the server

    • C. 

      Reinstall the printer

    • D. 

      Reinstall the printer software

  • 13. 
    Which of the following standards uses UTP cable?
    • A. 

      100Base-TX

    • B. 

      10Base-FL

    • C. 

      100Base-UX

    • D. 

      10Base2

  • 14. 
    Which of the following utilities can be used to view the current protocol connections on a Windows system?
    • A. 

      Ping

    • B. 

      Netstat

    • C. 

      Telnet

    • D. 

      Tracert

  • 15. 
    Which of the following statements about the 10Mbps IEEE 802.3 network standards is incorrect?
    • A. 

      There are 10Mbps networking standards for both UTP and fiber-optic cable

    • B. 

      The 802.3 10Mbps network standards use a logical bus topology

    • C. 

      Irrespective of the type of cable, the maximum length of a 10Mbps network segment is 185 meters

    • D. 

      10Mbps networking standards use a CSMA/CD media access method

  • 16. 
    Which of the following is a connectionless protocol?
    • A. 

      TCP

    • B. 

      THC

    • C. 

      IP

    • D. 

      UDP

  • 17. 
    Which of the following networking standards specifies a maximum segment length of 100 meters?
    • A. 

      10Base2

    • B. 

      10Base-FL

    • C. 

      10Base-YX

    • D. 

      10Base-T

  • 18. 
    Which copper-based medium offers speeds of up to 10Gbps and has a minimum of 250MHz of bandwidth?
    • A. 

      Category 6b

    • B. 

      Single-mode fiber

    • C. 

      Multimode fiber

    • D. 

      Category 6

  • 19. 
    You are experiencing a problem with a workstation, and you want to ping the local loopback.  Which of the following are ways to check your local TCP/IP configuration? (Choose the two best answers)
    • A. 

      Ping host

    • B. 

      Ping localhost

    • C. 

      Ping 127.0.0.1

    • D. 

      Ping 127.0.0.0

  • 20. 
    Which of the following network devices operates at the physical layer of the OSI model?
    • A. 

      Router

    • B. 

      Hub

    • C. 

      Bridge

    • D. 

      NIC

  • 21. 
    You have been asked to implement a RAID solution on one of your company's servers.  You have two hard disks and two hard disk controllers.  Which of the following RAID levels could you implement?  (Choose the three best answers)
    • A. 

      RAID 0

    • B. 

      RAID 1

    • C. 

      Disk duplexing

    • D. 

      RAID 10

    • E. 

      RAID 5

  • 22. 
    Which of the following is a Class B IP address?
    • A. 

      191.23.21.54

    • B. 

      125.123.123.2

    • C. 

      24.67.118.67

    • D. 

      255.255.255.0

  • 23. 
    What utility produces the output shown below?
    • A. 

      Netstat

    • B. 

      Nbtstat

    • C. 

      Ping

    • D. 

      Tracert - R

  • 24. 
    You have been called in to troubleshoot a problem with a newly installed e-mail application.  Internal users can communicate with each other via e-mail, but neither incoming nor outgoing Internet e-mail is working.  You suspect a problem with the port-blocking configuration of the firewall system that protects the Internet connection.  Which of the following ports would you allow to cure the problems with the email? (Choose the two best answers)
    • A. 

      20

    • B. 

      25

    • C. 

      80

    • D. 

      110

    • E. 

      443

  • 25. 
    What is the default subnet mask for a Class B network?
    • A. 

      255.255.255.224

    • B. 

      255.255.255.0

    • C. 

      127.0.0.1

    • D. 

      255.255.0.0

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