memory area
subdivision of a computer memory having some specific purpose, capabilities or limitations
Zero page
memory page starting at address zero
clipboard
data storage used to support copy and paste operations
extent
variable-sized, contiguous area of storage that some filesystems use as a unit of disk space allocation
upper memory area
the 384KiB area of physical memory between 640KiB and 1024KiB on IBM PC compatibles
High memory area
65,520 byte memory area, beginning at 1 MiB, on x86 systems operating in real mode
Upper Memory Block
areas of available memory within the Upper Memory Area (UMA), not in use by video RAM, ROM, or IO devices
Expanded memory
system of bank switching in DOS memory management
Conventional memory
first 640K of RAM under DOS
call stack
stack data structure that stores information about the active subroutines of a computer program
shared memory
memory that may be simultaneously accessed by multiple programs with an intent to provide communication among them or avoid redundant copies
garbage
regions of the memory of a computer system which will not be used by the system
heap
pool of memory that is dynamically allocated to satisfy memory requests
Disk Transfer Area
Memory area in MS-DOS