quartz/content/notes/15-file-systems.md

title	aliases	tags
15-file-systems		cosc204 lecture

what is a file

an interface of OS to users

os manages files just as files - it doesn't care what type of file it is - they are all bytes arranges logically in sequence.

they are arrangges logically in sequence

files need to be interpreted. THis is done by applications. e.g., powerpoint, ms paint, etc.

• the OS provides a logical unit of storage for the user
  • the user refers to files
  • the operating system maps files onto regions of the storage
  • files are really an artifact of the dialogue between the user and the OS

how to define it

• a colle

file access pattersns

directory structure

file system implementation

disk allocation methods