Primary Volume Descriptor
E459005
The Primary Volume Descriptor is a key data structure in ISO 9660 file systems that defines the overall layout and metadata of the disc, including directory locations and volume information.
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
ISO 9660 structure
ⓘ
file system data structure ⓘ |
| cardinality | exactly one per ISO 9660 volume ⓘ |
| containsField |
Abstract File Identifier
ⓘ
Application Identifier ⓘ Application Use ⓘ Bibliographic File Identifier ⓘ Copyright File Identifier ⓘ Data Preparer Identifier ⓘ File Structure Version ⓘ Location of Optional Type L Path Table ⓘ Location of Optional Type M Path Table ⓘ Location of Type L Path Table ⓘ Location of Type M Path Table ⓘ Logical Block Size ⓘ Path Table Size ⓘ Publisher Identifier ⓘ Root Directory Record ⓘ Standard Identifier ⓘ System Identifier ⓘ Volume Creation Date and Time ⓘ Volume Descriptor Type ⓘ Volume Descriptor Version ⓘ Volume Effective Date and Time ⓘ Volume Expiration Date and Time ⓘ Volume Identifier ⓘ Volume Modification Date and Time ⓘ Volume Sequence Number ⓘ Volume Set Identifier ⓘ Volume Set Size ⓘ Volume Space Size ⓘ |
| definedInStandard | ISO 9660 NERFINISHED ⓘ |
| followedBy |
Supplementary Volume Descriptor
ⓘ
Volume Descriptor Set Terminator NERFINISHED ⓘ Volume Partition Descriptor ⓘ |
| hasVolumeDescriptorTypeValue | 1 ⓘ |
| location | Volume Descriptor Set ⓘ |
| mustExist | true ⓘ |
| precededBy | Boot Record Volume Descriptor ⓘ |
| role |
defines overall layout of the disc
ⓘ
locates root directory ⓘ stores volume metadata ⓘ |
| standardIdentifierValue | CD001 ⓘ |
| usedFor |
identifying volume characteristics
ⓘ
locating path tables and directories ⓘ mounting ISO 9660 volumes ⓘ |
| usedIn | ISO 9660 file system ⓘ |
| volumeDescriptorVersionValue | 1 ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.