What is the purpose of a 'security sweep'?

A 'security sweep' primarily serves the function of checking an area for security threats or hazards. During this process, security personnel meticulously search the designated space to identify any potential risks or vulnerabilities that could compromise safety. This may include looking for unauthorized individuals, assessing the physical condition of the environment, and ensuring that all security measures are intact.

The primary goal of a security sweep is to proactively maintain a secure atmosphere by identifying and addressing threats before they escalate. This aspect of security operations is critical in preventing incidents that could endanger individuals or property.

In contrast, the other choices represent different functions. For instance, patrolling to ensure order is an ongoing task that supports security but does not specifically involve the targeted examination inherent in a security sweep. Monitoring employee productivity focuses on workplace efficiency rather than safety concerns, while collecting maintenance data relates specifically to the upkeep of facilities and does not address security threats. Therefore, the correct answer reflects the distinct focus of a security sweep on identifying threats and ensuring overall safety.