2024年计算机考试-CompTIA认证考试近5年真题附答案

（图片大小可自由调整）2024年计算机考试-CompTIA认证考试近5年真题荟萃附答案第I卷一.参考题库(共100题)1.Which of the following RAID levels would be the BEST choice if performance was the onlydetermining factor？（）A、 RAID 0B、 RAID 1C、 RAID 5D、 RAID 102.WhichofthefollowingprovidestheMOSTstoragecapacitywithoutfaulttolerance?（）A、RAID1B、SASC、SATAD、JBOD3.An administrator logs into a server and notices slow performance.  When the system finishes thelogon process a message is displayed saying the system is out of Virtual Memory.  Which of thefollowing is the MOST likely cause of this issue？（）A、The drives have been configured as basic.B、The system partition with the page file is out of space.C、The VMFS has bad sectors.D、The drivers for the memory have become corrupt.4.Which of the following actions will prevent a driver from being reinstalled automatically？（）A、 Run the disable command.B、 Disable the device using Device Manager.C、 Review manufacturer manual.D、 Reboot the server， logon in Safe Mode， uninstall the driver.5.Acompanyneedsstrongwirelesssecurityenabledforminimalcost.WhichofthefollowingsecuritymeasuresistheBESTtouse?（）A、WEPB、PortfilteringC、WPAD、LongerSSIDbroadcastintervals6.A server administrator implements a solution that should fix an issue. Which of the followingshould the administrator do NEXT in the troubleshooting process？（）A、Notify users impacted by the problemB、Verify full system functionalityC、Document the actions and outcomesD、Identify the scope of the problem7.Which of the following is the BEST place to find the latest BIOS upgrade of the server system board？（）A、 Third-party vendorB、 BIOS manufacture websiteC、 Operating system manufacture websiteD、 Servers manufacture website8.Which of the following BEST describes a server where several physical server chassis are housedwithin an enclosure to share some redundant resources？（）A、 Tower serverB、 Rack mount serverC、 Blade serverD、 Bare metal server9.A Windows server has rebooted by itself several times.There are several functioning non-Windows servers in the same rack that are connected to the same uninterruptible power supply（UPS）.Which of the following is the MOST likely cause of the reboots？（）A、The UPS is malfunctioning.B、The user traffic to the server is too high.C、A BSOD is occurring.D、The non-Windows servers cannot be located on the same UPS as the Windows server.10.Ensuring that data is transmitted securely over an IP network is the main purpose of：（）A、TelnetB、FTPC、SIPD、TLS11.A high availability solution must be designed for a single file server.  Data must be replicatedbetween the disks to ensure a failure of one disk does not bring down the server.  Which of thefollowing meets these requirements？（）A、RAID 1B、RAID 0C、Active/passive clusterD、Disk-to-disk12.Using vi， you want to save changes to the file myfile with ：w!， but vi complains it cannot write to the file. Therefore， you want to check the write permissions on the file. To do this without leaving vi， you type：（）A、 ：!ls-I myfileB、 ：/ls-l myfileC、 esc ：Is -I myfileD、 ：？ls-l myfile13.While considering security， which of the following is the BEST place for a public web serveraccessible via the Internet？ （）A、 Internal networkB、 VLANC、 VPND、 DMZ14.WhichofthefollowingistheMOSTimportantstepincreatingasystemclassificationlist?（）A、VerifyingtheOSmanufacturersB、LocatingahostingfacilityC、ConsultingwiththesystemmanufacturersD、Interviewingsystemowners15.Which of the following commands will mount a remote Samba share when the user is Winuser and the password is somepass？（）A、 mount -t smbfs -o username=Winuser，password=somepass //SERVER/share /media/sambashareB、 mount -t smbfs -o username=Winuser，password=somepass //SERVER/share /media/sambashareC、 mount -t smbfs -o Winuser%somepass //SERVER/share /media/sambashareD、 mount -t smbfs -o username=Winuser%somepass //SERVER/share /media/sambashare16.WhichofthefollowingswitchesfortheFORMATcommandlineutilityallowsBob,atechnician,toformatafloppydisktheFASTEST?（）A、/cB、/qC、/xD、/v17.以下哪个文件系统是*nix系统特有的？（）A、FATB、EXT3C、NTFSD、FAT3218.Acustomerstatestheircomputerwasfineuntilyesterdaywhentheyheardapopnoiseandthecomputerstoppedworking.WhichofthefollowingcomponentsshouldthetechniciantestFIRST?（）A、MainsystemboardB、ProcessorC、HarddiskdriveD、Powersupply19.Atechnicianistroubleshootingaworkstationthathasthewrongtimeinformation.AllworkstationsshouldbepointingtoacentralNTPserver.Whichofthefollowinglocationswouldthetechnicianchecktoinvestigateerrormessagesrelatedtothisissue?（）A、IISlogB、ApplicationlogC、SystemlogD、Securitylog20.ThememoryslotsthatarenotpopulatedwithRAMBUSmemorymodulesrequirewhichofthefollowingdevices?（）A、RIMMB、CRIMMC、SODIMMD、DIMM21.Which of the following is the MOST common pin-out configuration used when crimping RJ-45 connectors？（）A、UTPB、T568A/BC、STPD、IEEE 802.522.Which of the following BEST describes CAT5e？（）A、Contains four pair of wires of various gaugeB、Contains two wires in a red fireproof jacketC、Contains four twisted pairs of wiresD、Contains eight wires within a thick jacket with a rip cord23.Safe Mode is an essential Startup tool for troubleshooting Windows 98. Which two methods cause the system to start up in Safe Mode？（）A、start the system in DOS Mode and run the WIN /S commandB、press the  key while restarting system - select Safe ModeC、start the system in DOS Mode and run the safe.EXE fileD、hold  key while restarting the system； select Safe Mode24.与PCI-X相比，以下哪项是PCI-e的主要优势？（）A、对背景噪声很敏感B、卡的高度C、共享总线拓扑D、点对点总线拓扑25.WhichofthefollowingistheMOSTlikelyauthenticationschemeusedin802.1x?（）A、CHAPB、RADIUSC、TACACS+D、Kerberos26.Which of the following is BEST described as a storage system that can be connected to multipleservers through a fiber channel？（）A、 JBODB、 SANC、 DASD、 NAS27.A group of users report that they can access local resources but cannot access the Internet. Whichof the following should the administrator use to test connectivity？（）A、 tracertB、 msconfigC、 routeD、 net use28.Bob,asupporttechnician,istryingtolocateaparticularregistrykeyusingREGEDIT.EXE,onaWindows2000PC.WhichofthefollowingistheBESTmethodofdoingthis?（）A、UsetheimportfunctionfromtheFilemenu.B、UsethefindfunctionintheEditmenu.C、UsethedisplaybinarydatafunctionintheViewmenu.D、Navigatethroughtheregistrysub-trees.29.Fromwhichofthefollowinglocationscanatechnicianmapadrive?（）A、SystemPropertiesB、HelpandSupportCenterC、AddHardwareWizardD、MyComputer30.An administrator receives a call from a user who is unable to receive email. After checking theworkstation and email settings the administrator is still not able to determine the problem.  Which of thefollowing is the NEXT step that the administrator should take？ （）A、 Create an action plan.B、 Escalate the issue.C、 Reboot the mail server.D、 Document the solution.31.Anaturaldisasterhasoccurredandtheadministratormustreturnthenetworktoahealthystatus.Whichofthefollowingshouldtheadministratordointhiscase?（）A、Followtheemergencyactionplan.B、Waitforanissuetobereported.C、Establishanewbaseline.D、Determineifescalationisnecessary.32.Whichofthefollowingisanadvantageofavirtualizedserverenvironment?（）A、HigheradministrativecomplexityB、IncreasedlevelofsecurityC、MoreeffectiveusageofcomputingresourcesD、Improvedperformanceforusers33.WhichofthefollowingcharacteristicsmustbematcheddependingonthespecificationsofthepowergridforthecountryaPSUwillbeutilizedin?（）A、WattageB、AmperageC、ResistanceD、Voltage34.Afterinstallinganewopticaldriveintoaworkstation,whichofthefollowingwillaskforanacknowledgement?（）A、IRQManagerB、BIOSC、DeviceManagerD、HardwareCompatibilityList35.考虑环境因素时，以下哪项是最重要的因素？（）A、应限制非授权人员进入服务器机房。B、服务器应放置在温暖黑暗的环境。C、从系统移除软盘驱动器。D、服务器管理员应确保进行足够的冷却。36.A user reports that the Windows update function will not run on the computer but the Internet can be accessed. The user is running an original version of Windows XP Professional. Which of the following is MOST likely the cause？（）A、The user has not registered the copy of Windows.B、The user has not applied at least Service Pack 1 to their system.C、The user does not know what site to access for the updates.D、The user needs to flush the DNS cache.37.A user selects their proper domain and is unable to log into their Windows computer.The errorstates：‘System cannot log you on to the domain because the system’s computer account in itsprimary domain is missing or the password on that account is incorrect’.Which of the following isthe MOST likely cause for this error？（）A、The computer’s account was removed from Active Directory.B、The user’s account was removed from Active Directory.C、The computer was disjoined from the domain.D、The user typed in the wrong password.38.Wheninstallingawirelessnetworkinalargearea,whichofthefollowingistheFIRSTthingthatshouldbeconsideredwhentryingtogettheMOSTcoverage?（）A、SSIDnamingB、DeviceplacementC、EncryptionmethodsD、Channelselection39.Whichofthefollowingcommandswillallowatechniciantodisablestartupprograms?（）A、formatB、sfcC、editD、msconfig40.In which of the following scenarios would MAC filtering be MOST effective as a part of wireless security？ （）A、A public place where guests are free to access the wireless network.B、A small office where a defined number of specific wireless devices are used.C、A meeting room where various company users will access the wireless network during meetings. D、An office where some users are unable to use WPA encryption due to older wireless cards so they use MAC filtering.41.Which of the following is the MOST important physical consideration when deploying a new server？（）A、 Humidity monitors， Biometrics， and fire suppressionB、 Cooling， rack space， and power requirements冷C、 Service level agreements， uninterruptible power supply （UPS） deployment， and CCTVD、 Biometrics， fire suppression， and power requirements42.Which of the following would be considered a routing protocol？（）A、OSPFB、DHCPC、SMTPD、SNMPE、RIP43.Atechnicianisattemptingtoremoveanumberofvirusesfromaninfectedsystem.Theantivirussoftwareinuseisfullyupdatedandhasdetectedtheviruses.However,amessagestatingthatthefileisinuseappearswhenthetechniciantriestoquarantineordeletetheinfectedfiles. Whichofthefollowingcanbedonetoresolvethisissue?（）A、Changethepermissionsonthefile.B、Endtherunningprocess.C、Runtheantivirusscanagain.D、Usethecommandlinetodeletethefile.44.Auserisreportingthattheircomputerismakingstrangenoisesandrandomlypowersoff.WhichofthefollowingtoolswouldMOSTlikelybeusedtotroubleshootthisproblem?（）A、POSTdiagnosticcardB、PowersupplytesterC、LoopbackplugD、Cabletester45.WhichofthefollowingisenabledintheBIOSthatwillpromptausertoentertheirpasswordeverytimethelaptopperformsaPOST?（）A、PowerUseraccessB、PoweronpasswordC、AdministrativepasswordD、Userprofileaccess46.WhichofthefollowingportsisBESTtousewhenaddinganetworkprinterinWindowsXP?（）A、USBB、COM5C、LPT1D、TCP/IP47.When migrating files from a Windows server A to a Samba server B with the command ’net rpc share migrate files -S A -destination=B -acls -attrs -U administrator’， some files that originally belong only to a Windows group （no user） will generate errors during the migration. Which option in smb.conf will force such files to be mapped to the correct UNIX UID and GID？（）A、 use acl = yesB、 map group acls = yesC、 force unknown acl user = yesD、 inherit acls = no48.WhichofthefollowingprinterswouldbetheBESTchoiceforprintingonmulti-partforms?（）A、ImpactprinterB、ThermalprinterC、InkjetprinterD、Laserprinter49.An administrator identifies that a server is shutting down. The administrator powers up the serverand OS loads but after a few minutes it powers down again.  Which of the following is the cause？（）A、 Redundant power supply failureB、 CPU overheatingC、 Memory failureD、 Hard disk failure50.AtechnicianisattemptingtoconfigureWindowsXPMediaCenteronadesktopfromaCD.The messagethatcomesuponthescreensays‘MissingNTLDRpressanykeytoreboot’. WhichofthefollowingshouldthetechniciandoNEXT?（）A、Replacethevideocardwithacompatibleone.B、ChecktheWindowsXPHardwareCompatibilityList.C、VerifythebootorderintheBIOS.D、InstallWindowsXPRC2first,thenupgradetoWindowsXPMediaCenter.51.AuserreportsthattheironboardRJ-45jackisdamagedandwillnolongerfunction.Whichofthefollowingwillprovidethisjackasanalternativetoreplacingthemotherboard?（）A、InstallaUSBserialadapterB、ConnecttoaUSBhubC、UseanexternalmodemD、UseanEthernetcard52.AnadministratorhasjustfinishedphysicallyreplacingthesystemboardinaWindowsdomaincontroller.WhichofthefollowingmustbedonebeforebootingtheserverbackintoWindows?（）A、UpdatethetimeanddateintheBIOS.B、UpdatethefirmwareontheSCSIcontroller.C、Updatethefirmwaretothelatestversion.D、ConfigureIPMIonthenewboard.53.Which of the following is the BEST way to allow web software through the server firewall？（）A、Implement an application exception.B、Implement an access control list （ACL）.C、Open the corporate firewall to allow port 80.D、Implement port blocking on port 80.54.Anetworktechnicianarrivestoworkanddiscoversusersarehavingaproblemconnectingthe companyserver.Theserveroperatorwasworkingonupgradesthenightbefore. Whichofthefollowingdocumentsshouldthetechnicianusetoattempttodiscovertheproblem?（）A、NetworkmapsB、ChangemanagementC、BaselinesD、Cablemanagement55.Whendebuggingaroutingproblem,thetime-to-live(TTL)valuecanbeusedtodetermine:（）A、Numberofroutesavailable.B、Numberofrouterhops.C、Timethatanadvertisedrouteisvalid.D、Timetomakearoundtrip.56.Aserverhasbeenassignedthe27/25IPaddress.Theserverisexperiencingstrangenetworkconnectivityrelatedproblems.WhichofthefollowingwouldBESTdescribetheproblem?（）A、IPaddressisclassful.B、IPaddressisasubnetbroadcastaddress.C、IPaddressisasubnetnetworkaddress.D、IPaddressisclassless57.Aworkstationhasanerrormessagethatstates“NTLDRismissing”.WhichofthefollowingisMOSTlikelythecause?（）A、ThesystemdidnotshutdowngracefullyB、TheCMOSbatteryisdeadC、TheBIOSfirmwareiscorruptD、Avirushascorruptedthefile58.Whensettingsecuritypermissionsonafolder,whichofthefollowingpropertiesapply?（）A、Guestusersareallowedchangedpermissions.B、Allsub-foldersinheritthemostrestrictivepermissionswithinthefolder.C、Allsub-folderswithinthatfolderaregivenapassword.D、Bydefault,readpermissionsaredeniedonallfileswithinthefolder.59.A companys computer policy dictates that all users workstations must use the companys corporateweb page as their default home page.  Which of the following methods should an administrator use toBEST comply with this policy？（）A、 Configure a logon script to set the homepage at logon.B、 Set the default homepage to the corporate website in Group Policy.C、 Manually configure the homepage on all workstations and setup trace logs to ensure compliance.D、 Set the default homepage to the corporate website on the base computer image.60.Whichofthefollowingtoolsisusedtoshowtheactiveroutesonaworkstation?（）A、nbstatB、arp-aC、arppingD、netstat-r61.A customer is concerned about excessive media jamming in their device. Which of the following is the FIRST thing a technician should check？（）A、Media feed rollersB、Cassette drawersC、Fusing sectionD、Device log data62.Auserispresentwhenatechnicianistroubleshootingtheirworkstation.Theyinsistonshowingthetechnician,stepbystep,whatoccurred.Howshouldthetechniciandealwiththissituation?（）A、Allowtheusertodemonstrateexpertise.B、Donotargue;empathizewiththeuser,andoffertohelp.C、Asktheusertowatchasthetechniciandiagnosesandcorrectstheproblem.D、Documenteachofthestepstoreplicateatalatertime.63.After a server inspection， an administrator notices a single drive failure on a server configured withRAID 5. Which of the following is the NEXT step to start rebuilding the array？（）A、Reestablish the mirror array.B、Perform online volume expansion.C、Insert hot plug drive.D、Move data to another volume.64.Routing convergence time is which of the following？（）A、Time required for a VPN connection to occurB、Time required by protocols to update their forwarding tables after changes have occurredC、Time required for an IDS to detect suspicious softwareD、Time required by switch ports to update their link status and transition to the forwarding state65.UserprofilesinWindows7arestoredinwhichofthefollowinglocations?（）A、C:/UserProfilesB、C:/DocumentsandSettings/UserProfilesC、C:/DocumentsandSettingsD、C:/Users66.Thenetworkadministratorhasjustfinishedinstallinganew10/100/1000switch,butreceivesreportsfromtheserveradministratorthatserversconnectedtothenewswitchseemtobeexperiencingslowLANconnections.Thenetworkadministratorcheckstheportconnectingthenewswitchtothecoreswitchandseesthefollowinginformation: WhichofthefollowingistheMOSTlikelycauseoftheslowconnections?（）A、TheservershavenothadVLANtaggingenabledontheirNICs.B、Speedandduplexhavenotbeenset.C、VLANtaggingwasnotsetonthetrunk.D、TheservershavebeenconnectedwithCAT5cable.67.Which of the following describes the difference between SATA and PATA？（）A、SATA operates on a single channel.B、PATA devices have three channels.C、PATA devices have their own channel whereas SATA does not.D、SATA devices have their own channel whereas PATA does not.68.AuserisreportingthataPCwillsuddenlyshutdownwithoutwarning.ThePCbootsupwithnoproblems,butafterusingthePCforashorttime,thePCturnsoff.Whichofthefollowingcomponentsshouldthetechniciancheck?（）(SelectTWO).A、CPUfanB、RAMC、HarddriveD、PowersupplyE、Videocard69.Each time the distance from the speaker is doubled， volume decreases by（）.A、3dBB、6dBC、12dBD、24dB70.Whichofthefollowingcommandswouldbeusedtogofromc:/windowstoc:/windows/system32?（）A、RDB、MDC、DIRD、CD71.A customer has security concerns about classified local data being compromised if the laptop isstolen. The customers laptop has Windows 2000 utilizing the FAT16 file system. Which of the following actions should be taken？（）A、Upgrade the operating system to Windows XP Home.B、Have the customer convert to NTFS and enable data encryption.C、Tell the customer that a laptop should not be used for classified data.D、Configure the wireless adapter to only connect to secure networks.72.A system administrator needs to specify a set of FQDN to IP address mappings for a legacyserver； the administrator does not want the legacy server to be referenced by other servers. Whichof the following should the administrator use to set this？（）A、DHCP serverB、DNS serverC、Host fileD、Route statements73.Which of the following memory technologies allows for single bit errors to be detected andsubsequently fixed？（）A、 RAIDB、 ECCC、 CASD、 SDRAM74.Which of the following commands will change all CR-LF pairs in an imported text file， userlist.txt， to Linux standard LF characters and store it as newlist.txt？（）A、 tr ’/r/n’ "  newlist.txtB、 tr -c ’/n/r’ "  userlist.txtC、 tr -d /r¯  newlist.txtD、 tr /r¯/n¯ userlist.txt newlist.txtE、 tr -s ®^M’¡®^J’ userlist.txt newlist.tx75.An administrator is adding additional memory into a server that registers 1GB of memory in the OSand notices that the system has 2GB of memory physically installed； however， the server only shows 1GBof memory during POST.  Which of the following is the MOST likely reason for this？（）A、 The OS does not support more than 1GB of memory.B、 The system memory has different manufacture dates.C、 Two of the memory sticks are defective.D、 The server is using memory interleaving.76.Which of the following is the MOST important consideration when purchasing a new server for amission critical application？（）A、RAID 0 compliantB、Notifying all stakeholders of the server upgradeC、Service Level AgreementD、KVM access77.WhichofthefollowingdenotestheFINALpointofresponsibilityforaserviceprovider?（）A、66blockB、PatchpanelC、WiringclosetD、Demarc78.Which of the following cable types can be used to decrease susceptibility toelectroniceavesdropping？ （）A、 Fiber opticB、 Fast EthernetC、 CoaxialD、 Thicknet79.AcustomerrequiresashockresistantmassstoragedeviceintheirPC.Whichofthefollowingdrivesshouldthetechnicianinstall?（）A、HarddiskB、SolidstateC、FloppyD、Tape80.WhichofthefollowingisthedefaultHTTPSport?（）A、25B、80C、110D、44381.Which of the following RAID arrays should be used to achieve the BEST fault tolerance？（）A、Four drives with RAID 0B、Four drives with RAID 3C、Four drives with RAID 5D、Four drives with RAID 1082.Atechnicianhasjustinstalledanupgradedgraphicscard.Thecomputerspowerturnsoffbeforeitfinishesbooting.Whichofthefollowingisthecauseoftheproblem?（）A、Themonitorcannotdisplaytheincreasedresolutionthatisafeatureofthenewgraphicscard.B、Thepowersupplydoesnotprovideenoughwattagetopowerthenewgraphicscard.C、Thenewgraphicscardisincompatiblewiththeexistingprocessor.D、ThecomputerdoesnothaveenoughRAMtosupportthenewgraphicscard.83.AuserreportsthattheyaregettinganerrorwhentryingtosaveavideofiletoashareonaserverrunningWindowsServer2003.Theadministratorlooksatthefileandfindsthatitis5GB.Theadministratorcheckstheserverandfindsthattheserverhas100GBoffreespace.Thisfileneedstobesavedontheserver. Whichofthefollowingshouldtheadministratordotoaccomplishthis?（）A、ConvertthefilesystemtoEXT3.B、ConvertthefilesystemtoVMFS.C、ConvertthefilesystemtoNTFS.D、ConvertthefilesystemtoFAT32.84.Alaserprinterprintspageswithagraybackground.WhichofthefollowingistheMOSTpossiblecauseoftheproblem?（）A、TransferrollerB、PapertypeC、PrintheadD、Fuser85.AtechnicianinstalledanewapplicationonaWindowsXPdesktop.Aftertheapplicationwasinstalled,thetechnicianrebootedthedesktopandreceivedabluescreenerror.Whichofthefollowingstepsshouldthetechnicianperform?（）(SelectTWO).A、BootintoSafeModeB、ReplacethemotherboardC、UninstalltheapplicationD、ReplacetheharddriveE、InstallmoreRAM86.A technician is working on a new computer running Windows XP and the hard drive is formatted at 20GB but is an 80GB hard drive. There is not another partition and no extra space can be foundunder Windows explorer.  Which of the following would be the BEST way to partition the remainder of the hard drive without data loss？ （）A、Add another hard drive and use that available space.B、Run FDISK.C、Use the Disk Management tool.D、Back up all important data to an external drive then reformat the hard drive.87.While installing a new PCI card the administrator touched the motherboard. While powering on theserver， a series of beeps were emitted and the server did not POST.  Which of the following could bedone to prevent this problem？ （）A、 Use ESD equipment.B、 Verify correct voltages are being supplied.C、 Use a system board tester to check for compatibility issues.D、 Install compatible PCI cards88.Whichofthefollowinginformationwouldbeonasystemclassificationlist?（）A、DiskdrivesizeB、IPaddressC、AcceptableoutagetimeD、Operatingsystemversion89.Which of the following keystrokes allows installation of third party storage drivers during a Windowsset-up？ （）A、 F6B、 F7C、 F8D、 F990.Aworkstationnolongerhasnetworkconnectivity.Uponvisualinspection,allconnectorsandsettingsseemtobeproperlyconfigured.Whichofthefollowingtoolsshouldthetechnicianusetotroubleshootthis