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?（）A Crossover cable with open pairsB Crossover cableC Rollover cableD St
题目
Crossover cable with open pairs
Crossover cable
Rollover cable
Straight-thru cable with open pairs
相似考题
更多“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?（）A Crossover cable with open pairsB Crossover cableC Rollover cableD St”相关问题
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第1题：
An administrator is having a hard time adding a new switch to the network. After verifying that allthe ports are configured correctly on each switch, which of the following should the administratorverily NEXT?（）
A. Straight-through cable is used to connect both switches
B. Loopback plug is connected
C. Crossover cable is used to connect both switches
D. Cable is a rollover cable
参考答案：C
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第2题：
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、568B
- B、Crossover
- C、569-A
- D、607-A
正确答案:A -
第3题：
Which type of cable should be used to make a connection between the Fa0/0 port on a router and the Fa0/0 port switch?（）
- A、Rollover cable
- B、Console cab le
- C、Crossover cable
- D、Straight-through cable
- E、Serial cable
正确答案:C -
第4题：
A network administrator needs to add an additional connection to a room. The administrator adds a new Ethernet switch and must connect it to an existing switch. Which cable type should be used to connect the two switches?（）
- A、CAT3 cable
- B、Serial cable
- C、Crossover cable
- D、Rollover cable
正确答案:C -
第5题：
A technician is called for a computer that is not connecting to the network. Which of the following would be the MOST common tool used to identify the issue? （）
- A、Cable tester
- B、Multimeter
- C、Loop back plugs
- D、Crossover cable
正确答案:A -
第6题：
A crossover cable is MOST commonly associated with which of the following layers of the OSI model?（）
- A、Session
- B、Application
- C、Network
- D、Physical
正确答案:D -
第7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?（）
- 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
正确答案:A -
第8题：
A user has just moved a PC from one office to another. The patch cable and the NIC do notappear to be functioning in the new office but were working before the move. The patch cable is plugged in correctly to both the NIC and the wall jack. Which of the following actions should the technician take FIRST?（）
- A、Verify that the network card is compatible with the operating system.
- B、Verify that the port on the switch is enabled.
- C、Update the network card driver.
- D、Replace the network cable with a crossover cable.
正确答案:B -
第9题：
When making a serial connection between two Windows 2000 machines， which type of cable is needed for proper communications？（）
- A、RG-59 coaxial cable
- B、RS-232 Null Modem cable
- C、telephone cable
- D、UTP CAT5 patch cable
正确答案:B -
第10题：
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 pairs
BCrossover cable
CRollover cable
DStraight-thru cable with open pairs
正确答案： D解析： 暂无解析 -
第11题：
单选题A user has just moved a PC from one office to another. The patch cable and the NIC do notappear to be functioning in the new office but were working before the move. The patch cable is plugged in correctly to both the NIC and the wall jack. Which of the following actions should the technician take FIRST?（）AVerify that the network card is compatible with the operating system.
BVerify that the port on the switch is enabled.
CUpdate the network card driver.
DReplace the network cable with a crossover cable.
正确答案： D解析： 暂无解析 -
第12题：
单选题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?（）A568B
BCrossover
C569-A
D607-A
正确答案： D解析： 暂无解析 -
第13题：
A crossover cable is MOST commonly associated with which of the following layers of the OSI model?()A.Session
B.Application
C.Network
D.Physical
参考答案：D
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第14题：
Which of the following cables can be used to directly connect a laptop to a PC for ICS?（）
- A、IEEE 1394 cable
- B、CAT5 crossover cable
- C、CAT5e patch cable
- D、Parallel cable
正确答案:B -
第15题：
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 SSID
- B、Move the router's location
- C、Check user permissions
- D、Check the cable ends
正确答案:D -
第16题：
A technician needs to add network capacity. However, when plugging a second switch into the first switch, there is no link light. Which of the following is the cause of this situation?（）
- A、The switches are not stackable
- B、The cable was not wired using 568A
- C、The cable needs to be a crossover cable
- D、The switches have IGMP snooping enabled
正确答案:C -
第17题：
An administrator is having a hard time adding a new switch to the network. After verifying that allthe ports are configured correctly on each switch, which of the following should the administratorverily NEXT?（）
- A、Straight-through cable is used to connect both switches
- B、Loopback plug is connected
- C、Crossover cable is used to connect both switches
- D、Cable is a rollover cable
正确答案:C -
第18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?（）
- A、Crossover cable with open pairs
- B、Crossover cable
- C、Rollover cable
- D、Straight-thru cable with open pairs
正确答案:B -
第19题：
Which of the following should be used to test an internal NIC without having to connect it to thenetwork?（）
- A、Loopback cable
- B、Crossover cable
- C、Rollover cable
- D、Straight cable
正确答案:A -
第20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?（）
- A、Open pairs
- B、Attenuation
- C、Crosstalk
- D、Interference
正确答案:A -
第21题：
单选题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?（）AChange the router's SSID
BMove the router's location
CCheck user permissions
DCheck the cable ends
正确答案： C解析： 暂无解析 -
第22题：
单选题A technician needs to add network capacity. However, when plugging a second switch into the first switch, there is no link light. Which of the following is the cause of this situation?（）AThe switches are not stackable
BThe cable was not wired using 568A
CThe cable needs to be a crossover cable
DThe switches have IGMP snooping enabled
正确答案： D解析： 暂无解析 -
第23题：
单选题A crossover cable is MOST commonly associated with which of the following layers of the OSI model?（）ASession
BApplication
CNetwork
DPhysical
正确答案： C解析： 暂无解析 -
第24题：
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
正确答案： D解析： 暂无解析