HP Integrity NonStop J-Series - Manual (Page 324)

APPENDIX C
GLOSSARY
Access. The right of an application to open, read, or update
information in a data base file.
Access path. An established order in which an application reads
records.
Alphanumeric data. Data that consists of uppercase and lowercase
letters of the alphabet, digits, blanks, and special
characters.
Alternate key. A key field that identifies a record in a
key-sequenced, entry-sequenced, or relative file; alternate
keys need not have unique values.
APPL. A keyword that identifies the type of object that
represents an application and its attributes.
Appl attribute. A characteristic of an application.
Application. A complete sequence of machine instructions and
routines necessary to solve a problem.
Approximate mode. A positioning mode that provides record access
by a key value equal to or greater than a supplied key value.
Assignment. A convention in which an ASSIGN command is issued to
make logical file assignments for programs. A logical file
assignment equates a Tandem file name with a logical file of a
program and optionally attributes characteristics to that
file.
Attribute. A characteristic of an object.
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