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2018 Aug CompTIA Official New Released JK0-023
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CompTIA Network certification
Question No: 391 – (Topic 4)
Zach, a new network technician, is monitoring network traffic and notices the network is operating at 80% of capacity. Which of the following could be used to determine if this is abnormally high traffic use?
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Network maps
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Cable management documentation
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Wire schemes
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Baseline
Answer: D
Question No: 392 – (Topic 4)
Which of the following reasons would MOST likely be used to implement QoS and traffic shaping solutions?
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Redundancy
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Fault tolerance
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Unified communications
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Data integrity requirements
Answer: C
Question No: 393 – (Topic 4)
Which of the following VPN methods is BEST used for connecting a remote office to the main company office?
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WEP-to-WPA
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RDP-to-RAS
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Client-to-site
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Site-to-site
Answer: D
Question No: 394 – (Topic 4)
Kim, a technician, needs to test if domain name resolution is functioning properly. Which of the following software tools would she use to accomplish this? (Select TWO).
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arp
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dig
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route
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nslookup
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netstat
Answer: B,D
Question No: 395 – (Topic 4)
A server that filters traffic between a WAN and a LAN is which of the following?
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Proxy server
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RAS server
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Default gateway
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Email server
Answer: A
Question No: 396 – (Topic 4)
Which of the following would MOST likely be used by a network administrator to test DNS resolution?
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dig
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ipconfig
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netstat
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nbtstat
Answer: A
Question No: 397 – (Topic 4)
A company has been just opened a new site in another country. Both sites share information across the WAN continuously throughout the business day. Which of the following should be implemented to ensure both sites are accessible?
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Traffic shaping
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QoS
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Caching engines
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High availability
Answer: D
Question No: 398 – (Topic 4)
A switch in IDF 3 has shut down at 3 p.m. everyday this week. Which of the following network tools should Kim, a technician, use to troubleshoot this problem?
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Environmental monitor
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Cable tester
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TDR
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Loopback plug
Answer: A
Question No: 399 – (Topic 4)
An administrator edits the network firewall configuration. After editing the configuration, the administrator logs the date and time of the edit and why it was performed in the firewall documentation. Which of the following BEST describes these actions?
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Asset management
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Baselines
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Network maps
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Change management
Answer: D
Question No: 400 – (Topic 4)
Which of the following performance optimization techniques would be MOST beneficial for a network-wide VoIP setup? (Select TWO).
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Proxy server
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Traffic shaping
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Caching engines
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Load balancing
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Quality of service
Answer: B,E
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