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2018 Aug CompTIA Official New Released JK0-023
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CompTIA Network certification
Question No: 681 – (Topic 6)
Which of the following tools can the technician use to analyze TCP/IP packets when trying to determine a connection problem within a subnet?
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Wire mapper
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Protocol analyzer
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Cable tester
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SYSLOG server
Answer: B
Question No: 682 – (Topic 6)
A network technician is troubleshooting intermittent issues with VoIP call quality. A throughput tester can help assess the functionality of which of the following?
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LLDP
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VLAN tagging
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QoS
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SIP trunking
Answer: C
Question No: 683 – (Topic 6)
The components of a NIC function at which of the following layers of the OSI model? (Select TWO).
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Layer 1
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Layer 2
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Layer 3
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Layer 4
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Layer 5
Answer: A,B
Question No: 684 DRAG DROP – (Topic 6)
Under each network device, drag and drop the associated broadcast and/or collison description. Objects may be used multiple times, as needed.
Answer:
Question No: 685 – (Topic 6)
A recent flood in the office caused a lot of equipment to be damaged and the manager of the IT department would like a way to prevent such an incident in the future. Which of the following is the BEST way to mitigate such an equipment failure?
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Reduce the power input on the replacement servers.
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Cover the servers with plastic tarps.
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Purchase twice as many servers to create high availability clusters.
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Transfer the replacement servers offsite to a data center.
Answer: D
Question No: 686 – (Topic 6)
Which of the following tools would a technician use to determine if a CAT6 cable is properly terminated?
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Cable tester
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Punch down tool
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Crimper
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Multimeter
Answer: A
Question No: 687 – (Topic 6)
A user is getting very weak signals while trying to connect to the wireless. Which of the following should the user do to help with signal strength?
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Call the wireless provider and ask for a T3 circuit.
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Move the wireless router to a better location where line of sight is obtained.
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Reinstall the operating system to the PC to ensure the newest patches are installed.
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Install a hub to ensure there is a clear path for the cables to run.
Answer: B
Question No: 688 – (Topic 6)
Which of the following firewall rules will block destination telnet traffic to any host with the source IP address 1.1.1.2/24?
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Deny any source host on source port 23 to destination any
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Deny any source network 1.1.1.0/24 to destination any on port 23
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Deny source host 1.1.12 on source port 23 to destination any
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Deny any source network 1.1.1.0/24 with source port 23 to destination any
Answer: B
Question No: 689 – (Topic 6)
A network administrator wants to monitor traffic by deploying MIBs. Which of the follow network monitoring resources would be used?
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SCTP
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Packet sniffer
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DCCP
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SNMP
Answer: D
Question No: 690 – (Topic 6)
When configuring a WAP for a SOHO, which parameter will BEST limit access to the office area?
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Signal strength
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SSID enable
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Encryption
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Password hardening
Answer: A