问题：单选题A computer is failing to boot. Which of the following tools would be used FIRST in troubleshooting? （）A Time Domain Reflectometer (TDR)B OscilloscopeC Power supply testerD Spectrum analyzer...
查看答案
问题：单选题A technician plugs a USB device into the computer. The system tray displays a message that reports the device is installed, but may not work properly. Which of the following is the MOST likely cause of the message?（）A The device needs a firmware update...
问题：单选题Which of the following utilities would a technician use to prevent a service from starting duringsystem startup?（）A Event ViewerB System File CheckerC MSCONFIGD Task Manager...
问题：单选题On laptops, the internal wireless adapter is known by which of the following form factors?（）A PCIB Mini PCIC ISAD PCIe 1x...
问题：单选题A technician wants to create a spanned volume on a set of hard drives. Which of the following tools will identify if the drives will support a spanned volume?（）A System InformationB Disk ManagementC Device ManagerD Task Manager...
问题：单选题A laser printer displays ‘perform user maintenance’. The manufacturer’s information was not available when the user performed the maintenance, and the laser printer continues to display the maintenance code. Which of the following items needs to be per...
问题：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...
问题：单选题Which of the following is a sign that a computer has been infected by a worm?（）A Screensaver changed on its ownB Unauthorized outgoing emails being sentC Desktop background changed on its ownD Left and right mouse buttons have been flipped...
问题：单选题A technician installed a new wireless access point on an existing small office home office (SOHO) network with a selective security option enabled. All wireless computers connect to the new network except one computer that cannot connect to the wireles...
问题：单选题Which of the following would be the BEST way to restrict access to the WAP from certain clients?（）A Disable DHCP serverB Enable WEP encryptionC Disable SSID broadcastD Enable MAC filtering...
问题：多选题Which of the following are methods to automatically update the antivirus application?（） (Select TWO).AEstablish rules in the email scheduling program to perform updates.BSelect Update Now from the program options.CUse the Automatic Update feature built...
问题：单选题A customer states that it takes a while to refresh their display when multitasking and switching between windows, in Windows XP. Which of the following is the BEST way to shorten the delay and increase response time?（）A Tell the user to use Safe Mode.B...
问题：单选题Which of the following will occur if a laptop SATA 1 drive is installed on a SATA 2 controller?（）A The drive will run at the lower SATA 1 speed.B The drive will not work due to incompatibility.C The drive will run at the higher SATA 2 speed.D The drive...
问题：单选题A technician needs to change an existing drive formatted in FAT32 to a NTFS format, whileretaining the data. Which of the following is the BEST way to make this change?（）A Use Device Manager to disable the drive, then format it as NTFS.B Use Disk Manag...
问题：A client needs to be able to install a new local printer, bu...
问题：单选题A technician has just completed a CPU upgrade on a motherboard. Which of the following will MOST likely cause the PC not to boot?（）A The technician used generic thermal paste.B The processor had pins broken during installation.C The memory is incompati...
问题：单选题After visiting the Windows Update website on a Windows 2000 computer and installing all updates, a user reports that they are unable to select any resolution above 640X480 with sixteen colors. Which of the following procedures should the technician com...
问题：单选题Which of the following is the number of SCSI devices that can be added to a single narrow SCSI bus?（）A 6B 7C 8D 9...
问题：A user states that their web browser was recently updated an...
问题：Which of the following is a common location of the CMOS batt...
