| A | B |
|---|
| kernel | the central module of an operating system. It loads first and remains last in memory. Must be as small as possible. |
| user interface | the aspects of a computer or program which can be seen or heard or otherwise perceived by the human user, and the commands and mechanisms the user uses to control its operation and input data |
| virtual machine | software that mimics a hardware device |
| VFAT | the 32-bit file system that is native to Windows 95 (32-bit protected mode) |
| thunking | a process that enables 16-bit programs to call 32-bit functions and 32-bit functions to call 16-bit functions |
| thread | the actual component of a process that is executing |
| system virtual machine | the portion of Windows 95 that runs programs and other Windows subsystems by imitiating a different computer for each active program |
| Ring 0 | has access to all system resources and can interact directly with hardware |
| GDI | standard for representing graphical objects and transmitting them to output devices. manages system graphical interface (graphical output--screen, printer) |
| DLL | collection of shareable, executable code that can be used by many applications |
| DDE | a data sharing characteristic in which data in one applicationis also modified automatically in the application which shares the data |
| CDFS | 32-bit protected mode CD-ROM file system included with Windows 95 |
| API | provides programmers with standard routines for creating the components (such as windows) that make up windows |
| VxD | software for sharing devices and system resources such as memory among several applications |
