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2018 Aug CompTIA Official New Released JK0-023
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CompTIA Network certification
Question No: 381 – (Topic 4)
Which of the following commands can Lisa, a technician, use on a server to display the default router setting?
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ping
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nslookup
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route
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arp
Answer: C
Question No: 382 – (Topic 4)
Which of the following is used to limit the amount of bandwidth used on a link for different applications to improve overall performance?
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QoS
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Fault tolerance
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Load balancing
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Traffic shaping
Answer: D
Question No: 383 – (Topic 4)
A network administrator suspects that recent traffic problems could be caused by a high
CPU load on company routers. Which of the following would BEST be used to monitor CPU cycles on the routers?
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TACACS
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SNMP
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Syslog
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DOCSIS
Answer: B
Question No: 384 – (Topic 4)
Which of the following basic devices blocks ports and can sometimes filter data?
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Repeater
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Hub
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Firewall
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Switch
Answer: C
Question No: 385 – (Topic 4)
Which of the following is used to restrict access according to user policies?
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Content filter
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DHCP server
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DNS server
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VPN concentrator
Answer: A
Question No: 386 – (Topic 4)
Users are reporting a large decrease in network performance. After further investigation, the network administrator notices large amounts of traffic coming from a specific IP address. The network administrator needs to identify the payload of the network traffic. Which of the following could be used to collect that information?
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ipconfig
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ping
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sniffer
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route
Answer: C
Question No: 387 – (Topic 4)
A new business’ web server has seen a huge spike of legitimate traffic in the last week. The owners want to ensure the site has no problems as the business continues to grow. For Kim, a network administrator, which of the following is the MOST important concern for this company?
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Caching
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Asset management
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Traffic shaping
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High availability
Answer: D
Question No: 388 – (Topic 4)
The day network administrator is having problems on the network and realizes that the night administrator implemented a new device that is causing broadcast traffic. Which of the following should be implemented to avoid miscommunication between the administrators?
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Asset management
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System baselines
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System logging
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Change management
Answer: D
Question No: 389 – (Topic 4)
Sandy, a technician, is troubleshooting a cable problem. She has checked both ends and suspects an issue 50 yards (46 meters) from the location. Which of the following network tools will confirm this analysis?
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TDR
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Protocol analyzer
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Multimeter
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Cable crimper
Answer: A
Question No: 390 – (Topic 4)
Which of the following devices should Jeff, an administrator, connect to a protocol analyzer in order to collect all of the traffic on a LAN segment?
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Hub
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VLAN
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Router
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Server
Answer: A
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