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2018 Aug CompTIA Official New Released JK0-023
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CompTIA Network certification
Question No: 231 – (Topic 3)
Which wireless standard works at a MAXIMUM data rate of up to 54Mbps?
A. 802.11b B. 802.11g C. 802.11n D. 802.1q
Answer: B
Question No: 232 – (Topic 3)
The network technician is troubleshooting a connectivity issue on a CAT5 cable with a wire map and notices that only pins 1, 3, and 6 are mapping correctly. Which of the following pins are open and keeping traffic from flowing correctly?
-
2
-
4
-
5
-
8
Answer: A
Question No: 233 – (Topic 3)
Which of the following would be used to connect a singlemode fiber cable to a CAT6 connection?
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Media converter
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T1-crossover
-
Multimode cable
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Coaxial
Answer: A
Question No: 234 – (Topic 3)
A user’s network connection is slow. After testing the cabling, the cable tester shows that only pins 1, 2, 3 and 6 are being used. After accurately terminating both ends, the tester displays the same results. Which of the following is the MOST likely cause?
-
DB loss on the cable
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Interference
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Split cable
-
Distance limitations
Answer: C
Question No: 235 – (Topic 3)
Which of the following cables supports 10Gbps throughput and 100 meters as the maximum distance?
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T1 crossover
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Singlemode fiber
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CAT6a
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Coaxial
Answer: C
Question No: 236 – (Topic 3)
An organization currently has CAT5e cabling throughout its office. Kim, the network technician, is troubleshooting a new CAT6 run that supports network traffic, but does not
meet specification when tested with a TDR. Which of the following is MOST likely the cause?
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Improper grounding
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TXRX reversed
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Incorrect termination
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Outdated NIC drivers
Answer: C
Question No: 237 – (Topic 3)
The network technician needs to install fiber cabling to connect two buildings less than 984 feet (300 meters) apart. Which of the following fiber types should be installed?
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Singlemode
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Multimode
-
Crossover
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F-Connector
Answer: B
Question No: 238 – (Topic 3)
Which of the following defines a rack located in an office building between the main rack and other office equipment?
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DSU
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MDF
-
CSU
-
IDF
Answer: D
Question No: 239 – (Topic 3)
Which of the following WAN technologies utilizes an optical SONET carrier and has a maximum bandwidth of 155.54Mbps?
-
DS3
-
E3
-
OC3
-
T3
Answer: C
Question No: 240 – (Topic 3)
In which of the following would Sandy, a technician, find the LARGEST number of 110 block patch panels?
-
MDF
-
Caching engines
-
Demarc
-
IDF
Answer: A
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