First Indicator Undefined # - Undefined |
Second Indicator Undefined # - Undefined |
Subfield Codes |
|
$a - Make and model of machine (NR) $b - Programming language (NR) $c - Operating system (NR) |
$6 - Linkage (NR) $8 - Field link and sequence number (R) |
Information on the technical aspects of a computer file and any accompanying material that may be used to select and arrange the record with other records in a printed index.
Used for the type of machine, operating system, and/or programming language. This kind of added entry is assigned according to various cataloging rules to give access to the bibliographic record which otherwise would not be possible and to facilitate the capability of selecting and arranging records for production of printed indexes.
753 | ##$aIBM PC$bPascal$cDOS 1.1 |
753 | ##$aCompaq$bBasic$cDOS 3.2 |
753 | ##$aApple II$cDOS 3.3 | ||||||||
753 | ##$aIBM PC$cWindows 98 | ||||||||
753 | ##$aIBM PC$cOS/2 Warp |
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