Final answer:
The primary Army information system used for planning and executing deployment operations is the Global Combat Support System-Army (GCSS-Army). It integrates various components to provide real-time visibility and control over supply chains and operations.
Step-by-step explanation:
The primary Army information system currently used at installations and unit level to plan and execute deployment operations is the Global Combat Support System-Army (GCSS-Army). GCSS-Army is a web-based system that integrates various components, including finance, logistics, and maintenance, to provide real-time visibility and control over supply chains and operations.
It allows Army personnel to track inventory, manage equipment, generate reports, and streamline processes related to deployment and sustainment. The system enhances efficiency, accuracy, and collaboration across different Army units and installations. It is designed to improve overall readiness, increase operational effectiveness, and reduce costs.
With GCSS-Army, users can effectively plan, coordinate, and execute deployment operations by ensuring the availability of necessary resources, managing logistics, and tracking the movement of personnel and equipment.