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单选题
A technician is working on a PC that may have malware. Which of the following should thetechnician try FIRST?（）
A
Educate the end user about how a computer becomes infected.
B
Perform a clean install of the OS.
C
Boot the PC in Safe Mode.
D
Quarantine all infected files.
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After making a long CAT5 cable, the technician fears that the cable may have been damagedduring the pull, but does not have a cable tester. Which of the following would be the BESTalternative tool to determine whether there are any breaks or shorts in the cable?（）A. MultimeterB. VoltmeterC. Loopback plugD. Toner probe
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A technician is renaming files on a PC from a command prompt and is currently in the root of driveC: Which of the following commands should the technician use to move to a different directory? ()
A.CDB.DIRC.MDD.RD
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A technician needs to ping a client’s machine that the technician is working on, to ensure that thenetwork card is functioning correctly. Which of the following IP addresses should be used?()
A.10.76.0.1B.127.0.0.1C.192.168.0.1D.255.255.255.0
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A technician has had several support requests for one PC. The technician has reseated the PCIcards and replaced the hard drive in the PC located in a school cafeteria kitchen. PCs located in the business office or the classrooms have not had this issue.Which of the following is MOST likely causing this PC’s issue?（）A. Faulty RAMB. 240 volt Kitchen outletsC. Power BrownoutsD. Excessive Heat
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A user reports that their laptop does not have network connectivity, but was working fine lastweek. The technician executes IPCONFIG to see what the IP address is but it comes up with a169.254.254.1 address. This address is not part of the company‘s subnet.Which of the following MOST likely identifies this address type?（）A.MulticastB.DHCPC.APIPAD.Broadcast
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A technician needs to ping a client’s machine that the technician is working on, to ensure that thenetwork card is functioning correctly. Which of the following IP addresses should be used?（）A、10.76.0.1B、127.0.0.1C、192.168.0.1D、255.255.255.0
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The technician has replaced a power supply with an identical power supply, and now the high end graphics card is not working. Which of the following should the technician check?（）A、The memoryB、The CMOS batteryC、The PCIe power jackD、The processor for chip creep
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A technician is renaming files on a PC from a command prompt and is currently in the root of driveC: Which of the following commands should the technician use to move to a different directory? （）A、CDB、DIRC、MDD、RD
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A technician has had several support requests for one PC. The technician has reseated the PCIcards and replaced the hard drive in the PC located in a school cafeteria kitchen. PCs located in the business office or the classrooms have not had this issue. Which of the following is MOST likely causing this PC’s issue?（）A、Faulty RAMB、240 volt Kitchen outletsC、Power BrownoutsD、Excessive Heat
考题
A technician is dispatched to install additional RAM in a computer. The technician unplugs thesystem from the power source, and removes the cover of the PC. Which of the following shouldthe technician do NEXT?（）A、Update the BIOS for compatibility.B、Put on an ESD strap.C、Use an anti-static bag to hold the RAM while installing.D、Clean out the PC with compressed air.
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A technician has a PC that has no Internet connection. The IP address for the PC is 169.254.XXX.XXX. Which of the following should be checked FIRST?（）A、DHCP settingsB、BIOS settingsC、DNS settingsD、Power settings
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The technician is repairing a PC which appears to have a failing RAM module. After replacing the module, the extra memory still is not registering. Which of the following is MOST likely the issue?（）A、Jumper settings are incorrectB、The RAM module is defectiveC、The memory slot is defectiveD、CMOS needs to be flashed
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A technician arrives in Germany and discovers that when their PC is plugged into the outlet, nopower is received. Which of the following actions should the technician take to get the PC tooperate?（）A、Change the BIOS settings to the local timeB、Adjust the voltage selector switchC、Attach a 220 volt power strip from the current region to the PCD、Attach a 120 volt battery backup power supply to the PC
考题
A technician is working on a PC that may have malware. Which of the following should thetechnician try FIRST?（）A、Educate the end user about how a computer becomes infected.B、Perform a clean install of the OS.C、Boot the PC in Safe Mode.D、Quarantine all infected files.
考题
单选题The technician has replaced a power supply with an identical power supply, and now the high end graphics card is not working. Which of the following should the technician check?（）A
The memoryB
The CMOS batteryC
The PCIe power jackD
The processor for chip creep
考题
单选题A VPN connection is not working correctly and the technician is unable to ping the VPN server. Which of the following actions should the technician do FIRST?（）A
Call their local ISPB
Verify the IP information of the serverC
Check their local Internet connectionD
Verify the hostname of the server
考题
单选题A user reports that their laptop does not have network connectivity, but was working fine last week. The technician executes IPCONFIG to see what the IP address is but it comes up with a 169.254.254.1 address. This address is not part of the company's subnet. Which of the following MOST likely identifies this address type?（）A
MulticastB
DHCPC
APIPAD
Broadcast
考题
单选题A technician does not have power to a PC. Which of the following tools should the technician use to check for electricity?（）A
Cable testerB
Power supply testerC
Tone generatorD
Multimeter
考题
单选题A technician has had several support requests for one PC. The technician has reseated the PCIcards and replaced the hard drive in the PC located in a school cafeteria kitchen. PCs located in the business office or the classrooms have not had this issue. Which of the following is MOST likely causing this PC’s issue?（）A
Faulty RAMB
240 volt Kitchen outletsC
Power BrownoutsD
Excessive Heat
考题
单选题The technician is repairing a PC which appears to have a failing RAM module. After replacing the module, the extra memory still is not registering. Which of the following is MOST likely the issue?（）A
Jumper settings are incorrectB
The RAM module is defectiveC
The memory slot is defectiveD
CMOS needs to be flashed
考题
单选题A technician has fixed a reported issue with a heavily used software program and users have verified that the program is working correctly. Which of the following should the technician do NEXT？（）A
Document the process and update the baseline.B
Test the theory of probable cause and verify with the software vendor.C
Establish a plan of action to be included in the business impact analysis.D
Implement the software manufacturer workaround.
考题
单选题You are on a multiple product tanker and carrying methyl acrylate，diethanolamine，and triethylamine. Which statement is TRUE? （）A
Methyl acrylate may be loaded in a tank adjacent to diethanolamine but not triethylamineB
The heating coils to the cargo tank loaded with methyl acrylate must be blanked offC
Valve components made of aluminum，copper，or zinc may not be in contact with the cargoesD
Each crew member working on deck must have an emergency escape breathing apparatus
考题
单选题Which of the following commands would a technician use to view the active applicationconnections on a local PC to the network?（）A
ipconfigB
netstatC
nslookupD
net use
考题
单选题After making a long CAT5 cable, the technician fears that the cable may have been damagedduring the pull, but does not have a cable tester. Which of the following would be the BESTalternative tool to determine whether there are any breaks or shorts in the cable?（）A
MultimeterB
VoltmeterC
Loopback plugD
Toner probe
考题
单选题A technician is preparing user education to raise awareness of malware. The technician’s goal is to increase user awareness and prevent the future spread of malware. All of the following are malware symptoms EXCEPT:（）A
increased number of pop-ups.B
decreased volume of spam.C
decreased system performance.D
home page hijacking.
考题
多选题A technician turns on a PC and before the computer boots up, the technician is prompted for apassword. The technician does not know the password. Which of the following can the techniciando to allow access to the PC?（） (Select TWO).ASet the clear password jumper on the motherboardBEnter the BIOS setup and select the clear password settingCRemove the power cord from the power supply and then plug it back inDPower cycle the PCERemove the CMOS battery for 15 minutes
考题
单选题A user reports that their computer suddenly will not boot. When the technician arrives, they discover that the user is very worried they will not be able to complete a research paper theyve been working on which is due by the end of the day. Which of the following is an appropriate response to the users concerns? （）A
A Trojan may have infected the OS or worked its way into the MBR. What did you download recently that caused the problem?B
I understand your concern, and will try to have your computer working again as quickly as possible so that you can finish your report.C
If the paper was so important to you, you should have created a backup copy so you could finish it on another computer.D
I do not understand why you are upset. I am sure your professor will understand and you will be able to turn in the paper tomorrow.
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