(1) The low-level file management handled by the operating system. See file system. (2) Software that manages data files. See file management system. THIS DEFINITION IS FOR PERSONAL USE ONLY.

Applications "talk to" the operating system for all user interface and file management operations. Also called an "executive" or "supervisor," an operating system performs the following functions.

Effective user and group management also involves enforcing security policies such as password complexity, account expiration ...

Examines the structure and function of operating systems as an intermediary between applications and computer hardware. Topics include OS design goals, hardware management, multitasking, process and ...

Presents an introduction to major operating systems and their components. Topics include processes, concurrency and synchronization, deadlock, processor allocation, memory management, I/O devices and ...