Choosing A File System - Ulead BURN.NOW 4.5 User Manual

14 ULEAD BURN.NOW USER GUIDE

Choosing a file system

When creating a new disc, you need to select an appropriate file system that will make
the disc readable on the device or operating system where the disc will be viewed or
played. Choose the file system in the Burning Options dialog box before burning the
disc. (Click Burn disc
• ISO 9660
ISO 9660 is a cross-platform file system that is readable on Windows operating
systems that include Vista, Macintosh, and Unix. When you create an ISO 9660 disc
with Joliet extensions, names of files/folders burned onto discs can have up to 64
characters in length.
Burn.Now allows ISO 9660 to be used as the file system for data and MP3 discs.
• UDF 1.5, 2.0 and 2.01
UDF (Universal Disc Format) is a file system developed by OSTA (Optical Storage
Technology Association). There are various UDF versions. UDF 1.5 (readable on
Windows 2000 and above) and higher versions (readable on Windows Vista and
above) support random packet writing and allows over 4 GB of data to be burnt onto
a DVD disc. (See
• UDF 2.5
UDF 2.5 file system provides the Mirror UDF metadata option storing 2 copies of
your data structure in physically separated areas on a disc. This enhances the
integrity of the file system data on a disc.
• UDF 2.6
UDF 2.6 file system supports the Pseudo OverWrite (POW) mechanism for recording
on write-once discs and drives such as BD-R (Blu-Ray Disc-Write Once). The POW
mechanism allows write-once media to function like a rewritable disc. This file system
also increases compatibility between consumer electronics video recorders and
computer systems.
• UDF/ISO 9660
UDF file system/ISO 9660 (also known as UDF Bridge) is a combination of two file
systems: UDF 1.02 and ISO 9660. Discs burned with this file system can be read by
Macintosh and Windows.
on the Toolbar.) The file systems that are available include:
"Appendix B: Glossary" for information on random packet writing.)