a collection of documents that corresponds to a directory on the file system

a file if a well-defined format hat maps external identifiers and/or entity names to file names in a probably system-dependent but application-independent manner

a logical structure that contains "mapping" information

a single file containing the thumbnails for each image in a directory

a XML file, which is standardised, follows the specification, and allows only URIs

A file containing mappings from public identifiers to system identifiers and other information.

A file that provides a mapping of identifiers to actual file locations to be used in the current process. The identifiers could be PUBLIC or SYSTEM identifiers for DTDs or system entities, as well as URIs for stylesheet files. The file locations being mapped to can be local directory paths or URIs. See Chapter 4, XML catalogs for more information.

A component of a data dictionary that contains a directory of its DBMS objects as well as attributes of each object.

The directory of all files available to a computer.

Helper file for the display and transformation tools, which maps public identifiers and URLs to the local file system.

On the computer, a catalog is a directory of files, or a directory of storage space.

For Indexing Service, a collection of all index information and stored properties for a particular group of file system directories. By default, Indexing Service indexes the System and Web catalogs on your hard drive. See also: property