The technician notices that one of the wires in a CAT5 cable is cut in half. Which of the followingconnectivity issues did the technician discover?（）A、Open pairsB、AttenuationC、CrosstalkD、Interference
The technician notices that one of the wires in a CAT5 cable is cut in half. Which of the followingconnectivity issues did the technician discover?（）
- A、Open pairs
- B、Attenuation
- C、Crosstalk
- D、Interference
相关考题：
After a technician replaces a laptop display, the technician now notices that the wireless no longer works. Which of the following would be the MOST likely cause?() A. The wireless switch was damaged during the display installation.B. The network card has failed.C. The new display is interfering with the wireless signal.D. The antenna connector was not reconnected.
A technician is dispatched to a malware infected system. Upon arrival, the technician notices themalware’s pop－up on the screen. Which of the following boot methods would the technician utilize?() A. Reboot in Safe ModeB. Reboot in Recovery ConsoleC. Reboot in Last Known Good ConfigurationD. Reboot in System Debug Mode
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A TestKing.com technician is troubleshooting connectivity problems between two routers that are directly connected through the serial line. The technician notices that the serial line is up but cannot see any neighbors displayed in the output of the show cdp neighbors command.In which OSI layer is the problem most likely occurring?（）A. PhysicalB. Data linkC. Network layerD. Transport layerE. Application layer
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The charts sold are of ______.A.newly edition with up to date correction and in reasonable pricesB.the current edition and incorporate the last Notices to Mariners correctionC.the current edition and incorporate the latest Notices to Mariners correction at the time of saleD.brand-new one with up to date correction and clean writing
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A technician purchases a new 120 GB IDE hard disk to use in an old server as a swap drive. After adding the drive to the server， the technician discovers that the operating system does not detect the drive. After rebooting the server， the technician notices the drive is missing from POST and comes to the conclusion that the BIOS needs to be updated. The technician downloads the latest version of the BIOS update from the manufacturer website. Which action should the technician take next？（）A、 backup the BIOS configuration to use laterB、 install the BIOS update from a command promptC、 create a bootable floppy and copy the BIOS update tools to the floppyD、 read the manufacturer’s guidelines and recommendations on installing the update
A technician notices that the BIOS event log shows a chassis intrusion. Which of the following is theMOST likely reason for the event? （）A、There is a loose object in the case.B、An optical drive drawer is open.C、The computer case was opened.D、An attacker hacked into the system.
After installing a new SATA hard drive the technician notices the drive is hot to the touch and is giving off a slight odor. Which of the following should the technician do? （）A、Install a larger fan near the hard drive to cool the system.B、Clean the drive with compressed air and continue to use it.C、Remove and replace the drive.D、Apply more thermal compound and reseat the drive.
After swapping an internal wireless card on a laptop with an identical model, the technician notices that the wireless does not work. Which of the following would be the MOST likely cause?（）A、Antennae is not connectedB、Wireless card is defectiveC、Drivers needs to be updatedD、OS needs to be updated
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A technician is setting up a new inkjet printer and notices that the images appear hazy. Which of the following should the technician perform FIRST to resolve the issue?（）A、Refill the cartridgesB、Replace the tonerC、Replace the network cableD、Calibrate the inkjet printer
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A technician is servicing a customer’s color laser printer and notices excess toner in the printer.Which of the following tools would BEST assist the technician in removing the excess toner?（）A、Damp towelB、Compressed airC、Alcohol wipeD、Computer vacuum
A technician has a laptop that is running slow and notices the fan is on high. Which of the following should the technician try FIRST?（）A、Clean the heatsink assembly of debris.B、Turn the fan off when the AC adapter is attached.C、Turn the fan to low in the BIOS.D、Replace the processor and fan.
单选题The charts sold are of （）.Anewly edition with up to date correction and in reasonable pricesBthe current edition and incorporate the last Notices to Mariners correctionCthe current edition and incorporate the latest Notices to Mariners correction at the time of saleDbrand-new one with up to date correction and clean writing
单选题Navigational charts are （） frequent changes，the important one of which are promulgated by Admiralty Notices to Mariners．Apublished withBcombined withCin connection withDsubject to
单选题A TestKing.com technician is troubleshooting connectivity problems between two routers that are directly connected through the serial line. The technician notices that the serial line is up but cannot see any neighbors displayed in the output of the show cdp neighbors command. In which OSI layer is the problem most likely occurring?（）APhysicalBData linkCNetwork layerDTransport layerEApplication layer
单选题A technician is working on a SOHO wireless network and notices that the wireless adaptor in the laptop shows excellent connection at 11Mbps. The technician has a wireless N adaptor. Which of the following would BEST describe this connection speed?（）AThe laptop is too far away from the WAP.BThe WAP is using 802.11a frequencies.CThe laptop is only set to allow 802.11n connections.DThe technician is on an 802.11b network.
单选题A technician at a small business goes into the server room to perform maintenance on a server and notices it is very hot and audible alarms are going off. The technician is unsure of how to remedy the situation. Which of the following should the technician do？（）ATurn off all the equipment in the server closetBInstall a fan in the server closetCTurn off the power to the server closetDFollow escalation procedures for emergencies
单选题A technician purchases a new 120 GB IDE hard disk to use in an old server as a swap drive. After adding the drive to the server， the technician discovers that the operating system does not detect the drive. After rebooting the server， the technician notices the drive is missing from POST and comes to the conclusion that the BIOS needs to be updated. The technician downloads the latest version of the BIOS update from the manufacturer website. Which action should the technician take next？（）A backup the BIOS configuration to use laterB install the BIOS update from a command promptC create a bootable floppy and copy the BIOS update tools to the floppyD read the manufacturer’s guidelines and recommendations on installing the update
单选题While upgrading an existing x445 with a second SMP expansion module and four processors， a technician notices the SMP connector cables are missing on the back， so the technician connects the cables. Upon powering up， the technician notices the upper SMP expansion module is disabled. Which of the following is the most likely cause of the problem？（）AThe system requires 220V power to enable the upper SMP expansion module.BThe technician cabled the SMP expansions wrong.CThe Xcel4 cache needs to be reset in the BIOS because of the addition of the second SMP expansion module.DIf no hardware licenses keys have been purchased for the processors in the upper SMP expansion module， it will not be activated.
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