What type of security operation focuses on providing early warning to the protected force?

The focus of a screen operation is to provide early warning to the protected force. In military operations, a screen involves deploying reconnaissance units or other forces in a position to observe and report on enemy movements. This allows the protected unit to be aware of potential threats and prepare for any necessary defensive measures. The key aspect of a screen operation is its proactive nature, as it seeks to detect the enemy before they can engage the main force, thus enhancing situational awareness and allowing for timely responses.

In contrast, guard operations are primarily concerned with protecting a specific location or asset from enemy actions, while area security focuses on securing a defined geographical area. Cover operations provide active protection by engaging enemy forces to shield the main force but do not necessarily prioritize early warning like a screen does. Thus, the characteristics of a screen make it uniquely suited for early detection and information gathering, which is critical for maintaining operational security and readiness.