A user calls the help desk and states that he was working on a spreadsheet and was unable to print it.
However, his colleagues are able to print their documents to the same shared printer. Which of the following
should be the FIRST question the helpdesk asks?

A company has had several virus infections over the past few months. The infections were caused by
vulnerabilities in the application versions that are being used. Which of the following should an administrator
implement to prevent future outbreaks?

When configuring a new server, a technician requests that an MX record be created in DNS for the new server,
but the record was not entered properly. Which of the following was MOST likely installed that required an MX
record to function properly?

An organization requires a second technician to verify changes before applying them to network devices. When
checking the configuration of a network device, a technician determines that a coworker has improperly
configured the AS number on the device. This would result in which of the following?

A technician is troubleshooting a wired device on the network. The technician notices that the link light on the
NIC does not illuminate. After testing the device on a different RJ-45 port, the device connects successfully.
Which of the following is causing this issue?

While troubleshooting a network outage, a technician finds a 100-meter fiber cable with a small service loop
and suspects it might be the cause of the outage. Which of the following is MOST likely the issue?

A network technician has been assigned to install an additional router on a wireless network. The router has a
different SSID and frequency. All users on the new access point and the main network can ping each other and
utilize the network printer, but all users on the new router cannot get to the Internet. Which of the following is
the MOST likely cause of this issue?

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?

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 technician has detected duplicate IP addresses on the network. After testing the behavior of rogue
DHCP servers, the technician believes that the issue is related to an unauthorized home router. Which of the
following should the technician do NEXT in the troubleshooting methodology?