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14 cards from this deck
OS function allocating, tracking & freeing memory resources
Paging, segmentation, virtual memory
Memory divided into small fixed-size blocks called pages
Fixed-size blocks in physical RAM where pages are loaded
Fragmentation
Maps program's pages to physical memory page frames
Memory divided into variable-sized segments by program logic
Logical structure of program (code, data, stack)
Extends physical memory by using disk space as additional RAM
Disk section storing inactive process pages when RAM is full
System slowdown from excessive swapping between RAM and disk
Supports multitasking & allows programs larger than RAM
Slower access (disk vs RAM) & increased storage wear
Paging: fixed-size; Segmentation: variable-size by logic
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