[Free] 2018(June) Dumps4cert CompTIA JK0-023 Dumps with VCE and PDF Download 201-210

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

Question No: 201 – (Topic 3)

A network administrator has just been notified about the loss of Internet connectivity. Another technician had just performed non-scheduled maintenance and mentioned that some cabling may have been moved. Which of the following MOST likely caused the loss of Internet connectivity?

  1. Broadcast storm

  2. TX/RX cables reversed

  3. Mismatched MTU

  4. Incorrect routing table

Answer: B

Question No: 202 – (Topic 3)

Which of the following cable types allows for the LONGEST distance of a Gigabit Ethernet connection?

  1. Multimode fiber

  2. CAT6a

  3. Single mode fiber

  4. Coaxial

Answer: C

Question No: 203 – (Topic 3)

Which of the following would be considered a Demarc extension?

  1. A patch cable connecting a cable modem with a wireless router

  2. Patch panel wiring

  3. Punch down block wiring

  4. Copper wire connecting the main PSTN point of entry to a wall data outlet

Answer: D

Question No: 204 – (Topic 3)

Which of the following is MOST likely used with RG-6 media?

  1. MTRJ

  2. RJ-11

  3. RJ-45

  4. F-connector

Answer: D

Question No: 205 – (Topic 3)

The phone company has provided a channelized T1 line. Which of the following should this line be connected to?

  1. Switch

  2. CSU/DSU

  3. IDF

  4. MDF

Answer: B

Question No: 206 – (Topic 3)

Which of the following improves wireless performance by allowing only one wireless transmission on the network at a time?

  1. CSMA/CA

  2. CSMA/CD

  3. Wireless encryption

  4. Wireless bonding

Answer: A

Question No: 207 – (Topic 3)

At which of the following locations does the responsibility of a Telco provider cease?

  1. IDF

  2. CSU

  3. Demarc

  4. MDF

Answer: C

Question No: 208 – (Topic 3)

A technician is tasked with replacing some older RS-232 serial printers. Which of the following ports would the technician most likely find on these printers?

  1. BNC

  2. DB-9

  3. LC

  4. RJ-11

Answer: B

Question No: 209 – (Topic 3)

Joe, a technician, is troubleshooting connectivity issues with a new data circuit. Joe verifies that the ST fiber jumper is good. Which of the following is the problem?

  1. TX/RX reversed

  2. Interference

  3. Cable length

  4. Bad connectors

Answer: A

Question No: 210 – (Topic 3)

The ISP needs to terminate the WAN connection. The connection should be located in the network server room where the company LAN equipment resides. Which of the following identifies the location?

  1. Smart jack

  2. MDF

  3. VPN

  4. 66 block

Answer: B

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