| Boolean operators |
Operators for the linkage of different search words with the search (AND, OR, NOT) |
| Clearinghouse |
Selecting one topic-specific news service achievement in the WWW, synonymously for Subject gateway (see below) |
| Information retrieval |
Purposeful looking for and finding of documents by means of a EDP-supported procedure |
| Meta data |
Data, which give further information to the document, which from this to be taken are not (e.g. copyright, ISBN) |
| OCLC |
On-line computers LIBRARY center: Non profit enterprise, which offers services for (university) libraries |
| OPAC |
On-line Public ACCESS Catalog: publicly accessible, electronic library catalog |
| Pay by Use |
Electronic settlement type for (information) services in the Internet |
| Pdf |
Portable document format: platform-independent document format |
| Portal |
General entrance to a field of activity, with the integration of several communication, information and publication forms |
| SFX services |
With the link resolver SFX (the company Ex Libris Group) context depending bibliographic data can be linked with full texts |
| Subject gateway |
News service achievement, which focused technically access to systematically listed Internet resources made possible |
| Streaming Media |
Audio and video data, which are shown at the same time from the WWW received and. |
| Thesaurus |
hierarchically arranged, field of activity-specific composition from terms to index, store and investigate |
| Virtual technical library |
Hybrid library with technical focus with access to locally stored electronic media and in the Internet existing media |
| Web catalog |
Collection of addresses (URLs) of web pages, which are sorted according to certain topics |
