CompTIA A+ Core 2 Question I-85

A technician is called into an office where multiple users are reporting duplicate IP address errors. Upon arrival, the technician skims notes from the previous technician who serviced the office and finds that DHCP functionality was disabled on the internal router. Which of the following explanations is MOST likely the issue?

A. The previous technician turned off DHCP to free up resources for QoS functionality.
B. The previous technician decided to use DNS instead of DHCP for handling IP addresses.
C. The previous technician moved the office to a mismanaged static IP address setup.
D. The previous technician did not setup DHCP reservations properly and therefore the router is giving multiple users the same IP.

Correct Answer: C

CompTIA A+ Core 2 Question I-32

A technician is installing a webcam in a nursery for a user to monitor their baby. The user wants to ensure that the webcam is not broadcasting externally. Which of the following would the technician implement on the SOHO router to prevent the broadcast?

A. Enable MAC filtering
B. Enable static IPs
C. Block the outbound port
D. Change the default SSID

CompTIA A+ Core 2 Question G-94

A user attempts to remote into their machine at night but cannot connect. The user believes that someone is unplugging their computer from the network at night and plugging in a personal machine. Which of the following security measures would BEST prevent this behavior from continuing?

A. Limit the port to a specific MAC address.
B. Set the port to only activate during business hours.
C. Disable DHCP on the network router.
D. Deactivate the port that is being used from the switch.

Correct Answer: A

CompTIA A+ Core 2 Question G-66

A technician installs a new SOHO wireless router to replace a failed router and users report connectivity issues and IP errors. Which of the following is the MOST likely cause?

A. Their server has gone down
B. There are too many static IP addresses on the network
C. The new routers firewall is malfunctioning
D. Users need to refresh their IP configuration

Correct Answer: D

CompTIA A+ Core 2 Question G-49

A technician enabled remote management on the small office WAP to manage this device from another location. Users are reporting that the WAP has changed its SSID without anyones knowledge. Which of the following would prevent this from occurring?

A. Change to user MAC filtering
B. Change default usernames and passwords
C. Disable the SSID from broadcasting
D. Enable static IP addresses

CompTIA A+ Core 2 Question G-38

A critical server was replaced by the IT staff the previous night. The following morning, some users are reporting that they are unable to browse to the Internet upon booting their workstations. Users who did not shut down their workstations the previous day are able to connect to the Internet. A technician looks at the following report from a workstation with no Internet connectivity: IP Address: 192.168.1.101 Netmask: 255.255.255.0 DHCP Server: 192.168.1.1DNS Server: 192.168.1.2 Default Gateway: 192.168.1.1 Given the above report, which of the following is the cause of why some workstations are unable to browse the Internet?

A. The workstation has an APIPA address.
B. The DHCP server is unavailable.
C. The default gateway router is misconfigured.
D. The DHCP server is misconfigured.

CompTIA A+ Core 2 Question F-83

A technician is tasked with improving the security of a SOHO network. The office is comprised of a single wireless router located under the front desk where the office manager sits. All desktop computers are wired into the router which is configured with strong device credentials. Additionally, wireless is disabled on the router. Which of the following should the technician perform NEXT to improve the security of the SOHO network?

A. Disable the routers remote management feature.
B. Enable WPA2 wireless encryption.
C. Change the routers default admin name and password.
D. Place the router in a locked room.