What is jointness and how does it apply to MDO?

• A. Jointness is the integrated planning and execution across services and agencies; in MDO it enables cross-domain coordination and effects under a unified command.
• B. Jointness refers to integrated training across services only.
• C. Jointness means the unified command for all operations without cross-domain coordination.
• D. Jointness is a concept unrelated to MDO.

Answer: (C)

Jointness is integrated planning and execution across services and agencies, and in MDO it enables cross-domain coordination and effects under a unified command. In multi-domain operations, success comes from synchronizing actions across domains—air, land, sea, space, and cyberspace—so that the combined activities produce effects that are greater than what any single domain could achieve alone. This requires a single command to guide and align end-to-end efforts, ensuring coherence and preventing stovepipes. Descriptions that limit jointness to training or imagine a single-domain, standalone command miss how MDO relies on cross-domain integration under a common authority.