When a client calls and describes a problem with a computer not being able to reach the Internet, in which of the following places of the OSI model would a
technician begin troubleshooting?

Which of the following WAN technologies is associated with high latency?

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 helps prevent routing loops?

A network technician is troubleshooting a problem at a remote site. It has been determined that the connection from router A to router B is down. The technician at
the remote site re-terminates the CAT5 cable that connects the two routers as a straight through cable. The cable is then tested and is plugged into the correct
interface. Which of the following would be the result of this action?

Two weeks after installation, a network technician is now unable to log onto any of the newly installed company switches. The technician suspects that a malicious
user may have changed the switches’ settings before they were installed in secure areas. Which of the following is the MOST likely way in which the malicious user
gained access to the switches?

A network administrator recently installed a web proxy server at a customer’s site. The following week, a system administrator replaced the DNS server overnight.
The next day, customers began having issues accessing public websites. Which of the following will resolve the issue?

CORRECT TEXT
SIMULATION
After recent changes to the pictured network, several users are unable to access the servers. Only PC1, PC2, PC3, and PC4 are clickable and will give you access

to the command prompt and the adapter configuration tabs.
Instructions: Verify the settings by using the command prompt, after making any system changes. Next, restore connectivity by making the appropriate changes to
the infrastructure. When you have completed these steps, select the Done button to submit.

A PC technician has installed a new network printer that was preconfigured with the correct static IP address, subnet mask, and default gateway. The printer was
installed with a new cable and appears to have link activity, but the printer will not respond to any network communication attempts. Which of the following is MOST
likely the cause of the problem?

A company has changed ISPs for their office and ordered a new 250 Mbps symmetrical Internet connection. As a result, they have been given a new IP range. The
ISP has assigned the company 10.10.150.16 /28. The company gateway router has the following interface configuration facing the ISP:
Interface A:
IP address: 10.10.150.16
Subnet mask: 255.255.255.240
Default gateway: 10.10.150.32
Speed: 1000 Mbps
Duplex: Auto
State: No Shutdown
None of the workstations at the company are able to access the Internet. Which of the following are the reasons? (Select TWO).