Which of the following symptoms is MOST likely a sign of ransomware?

• Internet connectivity is lost.

• Battery life is reduced.

• Files on devices are inaccessible.

• A large number of ads appear.

A technician has been directed to dispose of hard drives from company laptops properly. Company standards require the use of a high-powered magnet to destroy data on decommissioned hard drives. Which of the following data destruction methods should the technician choose?

• Degaussing

• Drilling

• Incinerating

• Shredding

A user reports being unable to access the Internet or use wireless headphones on a mobile device. The technician confirms the headphones properly connect to another device. Which of the following should the technician do to solve the issue?

• Turn off airplane mode.

• Connect to a different service set identifier.

• Test the battery on the device.

• Disable near-field communication.

What should a support technician do first after remotely wiping a laptop that was left at a hotel by a sales staff member and preparing a new laptop for deployment?

• Recycle all the cardboard and other shipping materials appropriately.

• Call the hotel and demand the old laptop be sent back to the repair depot.

• Confirm the shipping address for the new laptop with the sales staff member.

• Document the serial numbers and usernames for asset management.

When installing M.2 devices in several workstations, which of the following is required?

• Air filtration

• Heat-resistant gloves

• Ergonomic floor mats

• Electrostatic discharge straps

Why would a technician run the 'sfc /scannow' command on a Windows desktop that continuously crashes during boot?

• The user's profile is damaged.

• The system files are corrupted.

• The hard drive needs to be defragmented.

• The system needs to have a restore performed.

When a user reports that their computer data is encrypted and a ransom in Bitcoins is demanded via a pop-up, the infection is most likely caused by what type of malware?

• Botnet

• Spyware

• Ransomware

• Rootkit

What should a network engineer do next after submitting a change request form for firewall maintenance that might cause a temporary outage?

• Perform a risk analysis

• Execute a backout plan

• Request a change approval

• Acquire end user acceptance

Which operating system uses NTFS as its standard filesystem type?

• macOS

• Windows

• Chrome OS

• Linux

Which Linux command is used to display a directory of files?

• ls

• cd

• mkdir

• rm