Filesystem Glossary
Browse 14 filesystem terms defined in plain English, from the cultural dictionary of computing.
14 Filesystem Terms
- Configuration File
- A Configuration File is a development concept used to shape how software is built, executed, or maintained in real systems. Developers rely on it to make code...
- File Descriptor
- A File Descriptor is a development concept used to shape how software is built, executed, or maintained in real systems. Developers rely on it to make code...
- File Handle
- A File Handle is a development concept used to shape how software is built, executed, or maintained in real systems. Developers rely on it to make code easier...
- File Handling
- The set of operations for creating, reading, writing, and closing files. Proper file handling includes using context managers or RAII to ensure files are...
- File Lock
- A File Lock is a development concept used to shape how software is built, executed, or maintained in real systems. Developers rely on it to make code easier to...
- File System
- A File System is a development concept used to shape how software is built, executed, or maintained in real systems. Developers rely on it to make code easier...
- File Watcher
- A File Watcher is a development concept used to shape how software is built, executed, or maintained in real systems. Developers rely on it to make code easier...
- Flat File
- A Flat File is a development concept used to shape how software is built, executed, or maintained in real systems. Developers rely on it to make code easier to...
- Path
- A string that specifies the location of a file, directory, or resource — either as an absolute path from the root (e.g., /usr/bin/node) or a relative path from...
- Path Traversal
- A vulnerability that allows an attacker to access files or directories outside the intended path by manipulating file references such as `../` sequences or...
- Symbolic Link
- A filesystem entry that contains a path reference to another file or directory rather than actual data. The OS transparently follows the link when accessed,...
- Symlink
- A symbolic link — a special file that acts as a pointer to another file or directory. Unlike hard links, symlinks can cross filesystems and point to...
- Time-of-Check Time-of-Use
- A race condition where a resource changes between the time it is checked and later used. It shows up in application security, identity, infrastructure, or...
- Watcher
- A process or library that subscribes to filesystem change notifications (via inotify on Linux, FSEvents on macOS, or ReadDirectoryChangesW on Windows) and...
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