Leaving a USB drive in a company parking lot is a classic example of social engineering, where the bad actor relies on human curiosity to prompt someone to pick up the USB drive and insert it into their computer, potentially infecting the system with malicious code.
* Social engineering (Answer D): The attacker manipulates human behavior (in this case, curiosity) to exploit security weaknesses.
* Hacking (Option A): Hacking refers to directly breaching security systems or exploiting software vulnerabilities, not manipulating humans.
* Insider threat (Option B): This involves a legitimate insider within the organization carrying out malicious activities, which isn't the case here.
* Phishing (Option C): Phishing typically involves emails or messages designed to deceive individuals into providing sensitive information.
CompTIA Server+ Reference:This topic is covered under SK0-005 Objective 4.2: Explain server security concepts and best practices.

The port that should be disabled on the firewall is port 3389. Port 3389 is used by Remote Desktop Protocol (RDP), which is a protocol that allows remote access and control of a Windows system through a graphical user interface. RDP can pose a security risk if it is not properly configured or secured, as it can expose the system to unauthorized or malicious access from external sources. Therefore, port 3389 should be disabled on the firewall unless it is needed for legitimate purposes.
References: CompTIA Server+ SK0-005 Certification Study Guide, Chapter 3, Lesson 3.3, Objective 3.3

Comprehensive Detailed Explanation with all CompTIA Server+ SK0-005 Study Guide References:If the fans are running at full speed, it may indicate that the CPU or system temperature is too high. This is often caused by a poorly attached or improperly seated heat sink, which prevents efficient heat dissipation. Reattaching the heat sink with proper thermal paste resolves the issue.
* A. Replace the PSU:Not relevant to temperature control.
* B. Reseat the video card:Would not affect fan speed unless a GPU temperature issue exists, which is not stated here.
* C. Reseat the RAM:Unrelated to fan operation.

According to the CompTIA troubleshooting methodology, the fourth step is to establish a plan of action to resolve the problem and implement the solution1. The best practice is to test each solution individually to determine the root cause, rolling back the changes in between each test. This way, the technician can isolate the cause and avoid introducing new problems or making the situation worse. Testing each solution in succession and restoring the server from the latest snapshot (D) is not a good option because it may not identify the root cause and may overwrite important data. Implementing the shortest solution first to identify the issue and minimize downtime is also not a good option because it may not solve the problem or may create new issues. Consulting internet forums to determine which is the most common cause and deploy only that solution (A) is not a good option because it may not apply to the specific situation or may be outdated or inaccurate

A SAN (Storage Area Network) is a network of storage devices that can provide shared storage capacity to multiple servers. By connecting the server to a SAN, the administrator can increase the storage capacity of the server without adding any internal disks or expansion cards. This solution can be implemented quickly and without any downtime. Verified References: [What is a SAN and how does it differ from NAS?]