[Free] 2018(June) Dumps4cert CompTIA JK0-023 Dumps with VCE and PDF Download 301-310

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2018 May CompTIA Official New Released JK0-023
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CompTIA Network certification

Question No: 301 – (Topic 3)

Which of the following has the HIGHEST data rate speed?

  1. T1

  2. ADSL

  3. SDSL

  4. OC-3

Answer: D

Question No: 302 – (Topic 3)

Horizontal cable is terminated on which device in the wiring closet?

  1. Demarc

  2. Switch

  3. Punch down tool

  4. Patch panel

Answer: D

Question No: 303 – (Topic 3)

Which of the following has a DB-9 connector?

  1. SC

  2. RS-232

  3. LC

  4. RJ-45

Answer: B

Question No: 304 – (Topic 3)

Which of the following wireless standards is the only one capable of operating in either of the 802.11 wireless spectrums?

  1. A

  2. B

  3. G

  4. N

Answer: D

Question No: 305 – (Topic 3)

Which of the following 802.11 standards transmits the signals the GREATEST distance?

  1. a

  2. b

  3. g

  4. n

Answer: D

Question No: 306 – (Topic 3)

Which of the following defines the pinout of an 8P8C eight pin modular jack for a CAT6a cable?

  1. 568B

  2. RJ-11

  3. RJ-45

  4. RS-232

Answer: A

Question No: 307 – (Topic 3)

Zach, a network administrator, is checking work on some new CAT5 LAN network cabling installed at an organization. Multiple lines are receiving poor signals, and Zach finds the lengths of the runs to be sometimes over 350 feet (107 meters). Which of the following is the cause of the issue?

  1. CAT5 cable runs over 330 feet (100 meters) need to utilize STP instead of UTP.

  2. CAT5 cabling is limited to single-run lines of 330 feet (100 meters).

  3. CAT5 cabling is limited to single-run lines of 250 feet (76 meters).

  4. CAT5 cabling needs to have terminators installed at each end for runs over 330 feet (100 meters).

Answer: B

Question No: 308 – (Topic 3)

In the event of a fire in an office building, which of the following cable types should be installed to prevent toxic gas from burning PVC cable coatings?

  1. CAT6a

  2. Plenum

  3. Crossover

  4. STP

Answer: B

Question No: 309 – (Topic 3)

Which of the following are standard fiber cable connector types? (Select TWO).

  1. RJ-11

  2. F-connector

  3. MTRJ

  4. DB-9

  5. ST

Answer: C,E

Question No: 310 – (Topic 3)

An 802.11b wireless network has a maximum data rate of:

  1. 11 Mbps.

  2. 20 Mbps.

  3. 28 Mbps.

  4. 54 Mbps.

Answer: A

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