DSA Factory
Curriculum
Operating systems

Files and disks

About 7 steps, from the first idea to a mastery test.

  1. Stage 0FilesFree
    1. 1Files and directories12 min
    2. 2How file blocks are laid out13 min
    3. 3Inodes14 min
    4. 4Free space and crash safety13 min
  2. Stage 1DisksFree
    1. 1How long a disk access takes12 min
    2. 2Disk scheduling15 min
  3. Stage 2Disk schedulingComing soon
  4. Stage 3ReliabilityFree
    1. 1RAID13 min
Start freeTry a step first