Which term refers to distinguishing real objects of interest from other objects or phenomena?

• A. Identification
• B. Classification
• C. Threat Evaluation
• D. Discrimination

Answer: (D)

Discrimination is the ability to distinguish real objects of interest from other objects or phenomena. In air defense and sensor thinking, this means separating genuine targets from clutter, decoys, weather returns, or other false signals so you aren’t misled by non-targets. This step is what lets you move on to identification and threat assessment only after you’ve confirmed there’s a real target worth considering.

Identification focuses on determining exactly what the object is, classification groups objects into categories, and threat evaluation judges how dangerous the object may be. But discrimination specifically targets telling real targets apart from everything else first, which is why it’s the correct term in this context.