Computer Science - Operating Systems - File systems - File System Concepts
4 sections. Section 1 'What is a File System?': Organizes how data is stored and retrieved on disk. Manages: files, directories, metadata, permissions. Common types: NTFS (Windows), ext4 (Linux), APFS (macOS), FAT32 (USB drives). Section 2 'File Concepts': File: named collection of data. Attributes: