[Free] 2018(June) Dumps4cert CompTIA JK0-023 Dumps with VCE and PDF Download 231-240

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2018 May 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?

  1. 2

  2. 4

  3. 5

  4. 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?

  1. Media converter

  2. T1-crossover

  3. Multimode cable

  4. 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?

  1. DB loss on the cable

  2. Interference

  3. Split cable

  4. Distance limitations

Answer: C

Question No: 235 – (Topic 3)

Which of the following cables supports 10Gbps throughput and 100 meters as the maximum distance?

  1. T1 crossover

  2. Singlemode fiber

  3. CAT6a

  4. 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?

  1. Improper grounding

  2. TXRX reversed

  3. Incorrect termination

  4. Outdated NIC drivers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?

  1. Singlemode

  2. Multimode

  3. Crossover

  4. 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?

  1. DSU

  2. MDF

  3. CSU

  4. 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?

  1. DS3

  2. E3

  3. OC3

  4. 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?

  1. MDF

  2. Caching engines

  3. Demarc

  4. IDF

Answer: A

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