问题:单选题When installing a new Plug and Play sound card, a technician should turn off and unplug the computer; remove the computer’s cover; locate the sound card slot, insert and secure the card in the slot and:()A plug in and turn on the computer; let Windows recognize the new hardware and install the driver.B plug in the computer; let Windows recognize the new hardware and plug in the speakers.C let Windows recognize the new hardware; install the driver and plug in the speakers.D turn on and plug in the computer; let Windows recognize the new hardware and install the driver.
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问题:单选题A technician is troubleshooting a CD/DVD drive. There is a disk in the drive and the tray wont eject. Which of the following actions should the technician take FIRST? ()A Shutdown, restart and verify that the BIOS recognizes the drive and try again.B Replace the CD/DVD drive.C Pry the tray open with a small, flat head screwdriver.D Place the end of a paper clip in the emergency eject pinhole on the CD/DVD drive.
问题:多选题A technician is installing a printer that uses a parallel cable to connect to a computer. Which of the following pin configurations might the technician encounter? ()A9 pin D-typeB36 pin CentronicsC25 pin CentronicsD13 pin D-typeE25 pin D-type
问题:单选题A computer has been upgraded with a new hard drive and after reassembling the computer and turning the computer on, the drive LED remains lit and an error message during power-on self test (POST) states, ’No Drive Present.’ Which of the following would MOST likely be the cause?()A The motherboard was damaged and needs replacing.B The floppy drive was not reconnected.C A configuration disk was left in the floppy drive.D The ribbon cable has been installed incorrectly.
问题:单选题Which of the following is the process a scanner uses to scan images to a computer?()A Light is shown through the image and onto the scanner headB Light is reflected off a mirror onto the Charged Coupled Device (CCD)C Light is flashed off a mirror onto the CCDD Light is reflected off the image and into a camera
问题:单选题Which of the following desktop hardware should a technician be MOST concerned with disposing of correctly?()A batteriesB power cordsC disk drivesD hard drives
问题:多选题When a computer does not recognize an internal modem, a technician should determine whether:()Athe modem is seated properly.Bthe number being dialed is valid.Cthere are resource conflicts.Dthere is power to the modem.Ethe modem speaker is enabled.
问题:单选题A technician receives a new printer for repair and the work order states that when powered on theprinter makes a loud noise and will not print. Which of the following actions should the technician take? ()A Install new drivers on the computer.B Install a new ink cartridge.C Install a print head on the printer.D Remove the packing tape from the print head.
问题:单选题When experiencing video problems, which of the following should be performed FIRST to ensure that the monitor is not causing the problem? ()A Check for the latest video drivers.B Install a known-good video adapter.C Attach the monitor to a known-good computer.D Replace the monitor.
问题:单选题Which of the following is used to produce the best LCD image on a laptop?()A Dual scanB Active matrixC Passive matrixD Active scanning
问题:单选题A printer takes a long time to print high-end graphics. Which of the following would be the FIRST action to take?()A Recommend the use of smaller graphics.B Replace the toner cartridge.C Recommend connecting fewer users to the printer.D Check the amount of memory installed.
问题:单选题A work order states that a customer used Windows updates and after rebooting the computer, the video driver was corrupted and the computer was in safe mode. Which of the following would be the BEST action to take?()A Download and install the correct video driver from the manufacturer’s web site.B Remove the video driver and reboot the computer.C Use the Driver Roll Back feature in Device Manager.D Go back to Windows update and specify the correct video driver.
问题:单选题Which of the following would be an example of a biometric device?()A USB security keyB smart card readerC thumb print readerD encryption password
问题:单选题Which of the following is the recommended maintenance for a laser printer? ()A Clean all fan filters; wipe down the paper path and re-adjust the corona wire.B Clean all pickup rollers; re-adjust the corona wire and replace the fuser assembly.C Clean all pickup rollers; replace the fuser assembly and clean all fan filters.D Clean all pickup rollers; wipe down the paper path and clean all fan filters.
问题:单选题A technician receives a work order requesting the installation of an NLX motherboard into a micro ATX case. Which of the following should the technician recognize?()A A standard ATX power supply will not be able to connect to the NLX adapter.B The system will not start up.C The case is too small for the motherboard.D The motherboard was not meant for this style of case.
问题:单选题A technician receives a new printer for repair and the work order states that when powered on the printer makes a loud noise and will not print. Which of the following actions should the technician take? ()A Install new drivers on the computer.B Install a new ink cartridge.C Install a print head on the printer.D Remove the packing tape from the print head.
问题:单选题Which of the following would be the safest environmental condition for working on multiple systems at one time?()A A tiled room with anti-static mats and wrist straps.B A clean, carpeted room with anti-static mats and wrist straps.C A tiled room in a warehouse with outside ventilation.D A clean, carpeted room with air purifiers and dehumidifiers.
问题:单选题During boot up, a laptop screen displays vertical colored lines and then the LCD screen goes blank. There are no display problems when connected to an external monitor. Which of the following actions should be taken to resolve the problem? ()A Replace the laptop.B Replace the LCD screen.C Replace the LCD pixels.D Re-select the LCD in Device Manager.