Reference Bit
Everything on SkillVeris tagged Reference Bit — collected across the glossary, study notes, blog, and cheat sheets.
2 resources across 1 library
Interview Questions(2)
What is the Clock (Second-Chance) Page Replacement Algorithm?
The Clock algorithm, also called second-chance, approximates LRU cheaply by arranging resident pages in a circular list with a single reference bit each, sweep…
What is the Reference Bit in Paging?
The reference bit (also called the accessed bit) is a single flag in each page table entry that the hardware sets whenever a page is read or written, giving th…