JK0-023試験無料問題集「CompTIA Network+ certification 認定」

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トータル 995 問
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Which of the following will BEST block a host from accessing the LAN on a network using static IP addresses?

An unusual amount of activity is coming into one of the switches in an IDF. A malware attack is suspected. Which of the following tools would appropriately diagnose the problem?

In contrast to earlier Wi-Fi speeds, which of the following BEST describes the antenna and channelization properties used in 802.11n?

After a new firewall is installed, users report that they do not have connectivity to the Internet. The output of the ipconfig command shows an IP address of 169.254.0.101. Which of the following ports would need to be opened on the firewall to allow the users to obtain an IP address? (Select TWO).

An organization recently installed a firewall on the network. Employees must have access to their work computer from their home computer. In which of the following ways should the firewall be configured?

Lisa, a technician, is asked to not allow FTP traffic on a network. Which of the following ports should be blocked on the firewall to achieve this?

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

Which of the following syslog severity codes indicates an emergency and that the system is unusable?

Kim, a network administrator, should consult which documentation sources FIRST to determine the cause of recent network issues?

Which of the following provides RSA encryption at the session layer?

Which of the following cable types supports the FURTHEST distance when connecting various MDFs?

Assigning IP addresses from a pool of predetermined available addresses is the role of which of the following network appliances?

Which of the following is the unit used to transfer information at Layer 2 of the OSI model?

After repairing a computer infected with malware, a technician determines that the web browser fails to go to the proper address for some sites. Which of the following should be checked?

Which of the following appliances creates and manages a large number of secure remote-access sessions, and also provides a high availability solution?

Which of the following BEST describes a firewall that can be installed via Add/Remove programs on a Windows computer?

A technician is developing a shortcut sheet for the network to be able to assist in future troubleshooting scenarios. Which of the following should the network devices have to ease manageability efforts?

Which of the following does the IP address 169.254.222.10 indicate?

An organization notices a large amount of malware and virus incidents at one satellite office, but hardly any at another. All users at both sites are running the same company image and receive the same group policies. Which of the following has MOST likely been
implemented at the site with the fewest security issues?

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トータル 995 問