Which of the following is a proprietary Cisco AAA protocol?

• TKIP

• AES

• RADIUS

• TACACS+

Answer explanation

TACACS+ is a proprietary Cisco AAA protocol used for authentication, authorization, and accounting. It is the correct choice among the options provided.

A technician is asked to resize a partition on the internal storage drive of a computer running macOS. Which of the following tools should the technician use to accomplish this task?

• Console

• Disk Utility

• Time Machine

• FileVault

Answer explanation

The technician should use Disk Utility to resize a partition on the internal storage drive of a computer running macOS.

A desktop specialist needs to prepare a laptop running Windows 10 for a newly hired employee. Which of the following methods should the technician use to refresh the laptop?

• Internet-based upgrade

• Repair installation

• Clean install

• USB repair

• In-place upgrade

Answer explanation

The technician should use a clean install to refresh the laptop, ensuring a fresh installation of Windows 10 for the newly hired employee.

A user reports that a PC seems to be running slower than usual. A technician checks the system resources, but the disk, CPU, and memory usage seem fine. The technician sees that the GPU temperature is extremely high. Which of the following types of malware is most likely?

• Spyware

• Cryptominer

• Ransomware

• Boot sector virus

Answer explanation

The most likely type of malware causing the slow performance due to high GPU temperature is a Cryptominer, which uses the GPU to mine cryptocurrency, consuming resources and causing overheating.

A user is experiencing frequent malware symptoms on a Windows workstation. The user has tried several times to revert to a previous state, but the malware persists. Which of the following actions would most likely resolve the issue?

• Quarantine the system files

• Reimage the workstation

• Encrypt the hard drive

• Disable TLS 1.0 support

Answer explanation

Reimaging the workstation is the most likely solution to resolve the malware issue.

An advisory change committee did not approve a requested change due to the lack of alternative actions if the implementation failed. Which of the following should be updated before requesting approval again?

• Scope of the change

• Risk level

• Rollback plan

• End-user acceptance

Answer explanation

The Plan de reversión should be updated to include alternative actions in case of implementation failure before seeking approval again.

A technician is setting up a new laptop. The company's security policy states that users cannot install virtual machines. Which of the following measures should the technician implement to prevent users from enabling virtualization technology on their laptops?

• UEFI password

• Secure boot

• Account lockout

• Restricted user permissions

Answer explanation

To prevent users from enabling virtualization technology, the technician should implement a UEFI password to restrict access to BIOS settings where virtualization can be enabled.

During a recent flight, an executive unexpectedly received several records of dogs and cats while trying to watch a movie on their iPhone with in-flight Wi-Fi. The executive does not have contact records that send images like these and has not seen these images before. To best resolve this issue, the executive should:

• Set AirDrop to only accept files from known contacts

• Completely disable all wireless systems during the flight

• Stop using iMessage and only use secure communication apps

• Allow only messages and calls from saved contacts

Answer explanation

Configuring AirDrop to only accept files from known contacts will prevent receiving unexpected images from unknown sources.

A technician receives a call from a user who cannot open Outlook. The user indicates that Outlook was working fine yesterday, but the computer may have restarted overnight. Which of the following is the MOST likely reason why Outlook has stopped working?

• Spam filter installation

• Invalid registry settings

• Malware infection

• Operating system update

Answer explanation

The most likely reason for Outlook to stop working after a computer restart is due to a system operating system update that may have occurred overnight.

A bank would like to enhance building security in order to prevent vehicles from driving into the building while also maintaining easy access for customers. Which of the following BEST addresses this need?

• Guards

• Bollards

• Motion sensors

• Access control vestibule

Answer explanation

Bollards are the best option as they can prevent vehicles from driving into the building while still allowing easy access for customers.