Operating Systems Long-term Information Storage Three essential requirements: Must be possible to store a large amount of information 2. Information stored must survive the termination of the process using it 3. Multiple processes must be able to access the information concurrently The usual solution to all these problems is to store information on disks and other external media in units called files Gao Haichang, Software School, Xidian UniversityOperating Systems Gao Haichang , Software School, Xidian University 4 Long-term Information Storage Three essential requirements: 1. Must be possible to store a large amount of information 2. Information stored must survive the termination of the process using it 3. Multiple processes must be able to access the information concurrently The usual solution to all these problems is to store information on disks and other external media in units called files