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 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
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
A technician needs to install additional access points for a new high speed connection being added in the new office space. Which of the following will MOST likely be installed to allow additional CAT5 cable connections?（）A. Smart JackB. DemarcC. 110 BlockD. 66 Block
A user is trying to connect their new desktop to the network but is unable to get an IP address.The technician tests the cable and finds that there are too many open pairs.Which of the following wiring standards needs to be used in the replacement cable?（）A. 568BB.CrossoverC. 569-AD. 607-A
A network technician arrives to work and discovers users are having a problem connecting thecompany server. The server operator was working on upgrades the night before.Which of the following documents should the technician use to attempt to discover the problem?（）A. Network mapsB. Change managementC. BaselinesD. Cable management
A network technician arrives to work and discovers users are having a problem connecting the company server. The server operator was working on upgrades the night before. Which of the following documents should the technician use to attempt to discover the problem?（）A、Network mapsB、Change managementC、BaselinesD、Cable management
Five minutes after issuing the show running-config command, a technician enters the command again and notices that several access list statements have been altered. Because of this, the technician believes that the router is being configured by an unknown person through Telnet. Before changing the router passwords, the technician would like to discover if anyone is connected to the router by Telnet and stop them from making further changes. Which commands will accomplish these options?（）A、show hostsB、show sessionsC、show connectionsD、disconnectE、CTRL+SHIFT+6xF、exit
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
A user is trying to connect their new desktop to the network but is unable to get an IP address. The technician tests the cable and finds that there are too many open pairs. Which of the following wiring standards needs to be used in the replacement cable?（）A、568BB、CrossoverC、569-AD、607-A
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 a technician came out and installed a new wireless router, one of the wired workstations began having problems connecting to the file server. This is only an intermittent problem. Which of the following actions will the technician MOST likely perform to resolve this problem?（）A、Change the router's SSIDB、Move the router's locationC、Check user permissionsD、Check the cable ends
A technician needs to find an end of a network cable drop. Which of the following tools would the technician use?（）A、Cable testerB、MultimeterC、Toner probeD、Loopback plug
A technician is attempting to determine whether a CAT5 patch cord is a straight-through or acrossover. Which of the following is the BEST to use to determine the cord type?（）A、Cable testerB、Loopback cableC、MultimeterD、Extension magnet
After testing a new 100BaseTX cable, the technician determines that only pairs 4, 5, 7, and 8 are straight-thru wires. Which of the following MOST likely describes this cable type?（）A、Crossover cable with open pairsB、Crossover cableC、Rollover cableD、Straight-thru cable with open pairs
A technician needs to check which ports are open in the Windows Firewall. Which of the following willallow the technician to view these settings?（）A、netsh firewall show loggingB、ipconfig /allC、netsh firewall show stateD、arp -a
When testing a CAT5 cable, the technician notices that pin A is open. However, the cable stillworks fine. Which of the following describes how this is possible?（）A、The cable was tested for 100Base-TX.B、The cable is a 1000BaseT cable.C、The switch uses link aggregation,D、The switch was setup to use MDIX
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
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
While performing a preventative maintenance check on a personal computer, a technician notices thatseveralunused expansion card slots have open ports. Which of the following BEST describes why the covers for these card slots should be reinstalled?（）A、Help limit radio frequency interference (RFI) inside the case.B、Help ensure proper air flow through the case.C、Help prevent moisture buildup in the case.D、Help limit electrostatic discharge (ESD) inside the case.
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 needs to install additional access points for a new high speed connection being added in the new office space. Which of the following will MOST likely be installed to allow additional CAT5 cable connections?（）A、Smart JackB、DemarcC、110 BlockD、66 Block
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
单选题After testing a new 100BaseTX cable, the technician determines that only pairs 4, 5, 7, and 8 are straight-thru wires. Which of the following MOST likely describes this cable type?（）ACrossover cable with open pairsBCrossover cableCRollover cableDStraight-thru cable with open pairs
单选题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?（）AOpen pairsBAttenuationCCrosstalkDInterference
单选题A technician needs to find an end of a network cable drop. Which of the following tools would the technician use?（）ACable testerBMultimeterCToner probeDLoopback plug
多选题Five minutes after issuing the show running-config command, a technician enters the command again and notices that several access list statements have been altered. Because of this, the technician believes that the router is being configured by an unknown person through Telnet. Before changing the router passwords, the technician would like to discover if anyone is connected to the router by Telnet and stop them from making further changes. Which commands will accomplish these options?（）Ashow hostsBshow sessionsCshow connectionsDdisconnectECTRL+SHIFT+6xFexit
单选题When testing a CAT5 cable, the technician notices that pin A is open. However, the cable stillworks fine. Which of the following describes how this is possible?（）AThe cable was tested for 100Base-TX.BThe cable is a 1000BaseT cable.CThe switch uses link aggregation,DThe switch was setup to use MDIX