Contents   Fixed field   Access points   0xx   1xx   2xx   3xx   4xx   5xx   6xx   7xx   8xx   9xx   Control subfields

753  System Details Access to Computer Files (R)

Input Standards

Optional/Optional
1st Indicator  Undefined
blank character Undefined
2nd Indicator  Undefined
blank character Undefined
Subfields (R=Repeatable  NR=Nonrepeatable) Input Standards
ǂa Make and model of machine (NR) Required if applicable/Required if applicable
ǂb Programming language (NR) Required if applicable/Required if applicable
ǂc Operating system (NR) Required if applicable/Required if applicable

Definition

The type of machine, programming language, and/or operating system used with computer files and accompanying material. Use field 753 to provide access to the bibliographic record which would otherwise not be possible and to facilitate the capability of selecting and arranging records for production of printed indexes.

1st Indicator

Undefined. The 1st indicator position is undefined and contains a blank ( blank character ).

blank character

Undefined

2nd Indicator

Undefined. The 2nd indicator position is undefined and contains a blank ( blank character ).

blank character Undefined

Subfields

 
ǂa Make and model of machine

The make and model of the machine on which the computer file operates.

753     IBM PC
ǂb Programming language

The name of the programming language associated with the data comprising the computer (e.g., Pascal).

753     Compaq ǂb Basic ǂc DOS 3.2
ǂc Operating system

The name of the operating system.

753     Apple II ǂc DOS 3.3

Indexing

For indexing and searching information, see Searching WorldCat Indexes, field 753.

This page last revised: August 23, 2016