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Which of the following is an example of two-factor authentication?

A token device and a PIN

Which of the following components do switches use to optimize network performance by performing switching operations in hardware rather than using the CPU and software?

An application-specific integrated circuit

Users report that the network is down. As a help desk technician, you investigate and determine that a specific router is configured so that a routing loop exists. What should you do next?

Determine if escalation is needed.

A user is unable to connect to the network. You investigate the problem and determine that the network adapter is defective. You replace the network adapter and verify that it works. What should you do next?

Identify the results and side effects of the solution.

You are in the process of implementing a network access protection (NAP) infrastructure to increase your network's security. You are currently configuring the remediation network that non-compliant clients will connect to in order to become compliant. You need to isolate the remediation network from the secure network. Which technology should you implement to accomplish this task?

Network segmentation

With Wireshark, you've used a filter to capture only the desired packet types. Using the information shown in the image, which of the following BEST describes the effects of using the host 192.168.0.34 filter?

Only packets with 192.168.0.34 in either the source or destination address are captured.

You want to make sure that a set of servers will only accept traffic for specific network services. You have verified that the servers are only running the necessary services, but you also want to make sure that the servers will not accept packets sent to those services. Which tool should you use?

Port Scanner

With Kerberos authentication, which of the following terms describes the token that verifies the user's identity to the target system?

Ticket

You are troubleshooting a connectivity problem on a Linux server. You're able to connect to another system on the local network but not to a server on a remote network. You suspect that the default gateway information for the system may be configured incorrectly. Which of the following commands would you use to view the default gateway information on the Linux server?

ifconfig

Which TCP/IP utility gives you the following output?

ipconfig

Which TCP/IP utility gives the following output?

ping

While working on a Linux server, you're unable to connect to the Windows Server system on the internet. You are able to ping the default gateway on your own network, so you suspect that the problem lies outside the local network. Which utility would you use to track the route a packet takes as it crosses the network?

traceroute