CS 121 Lecture Notes - Lecture 40: Bit Rate, Iso 9660, Constant Linear Velocity

• School: Eastern Oregon University
• Department: Computer Science
• Course: CS 121
• Professor: Richard Croft

Document Summary

The cd-rom is the variant of the cd technology used to store data and software. A cd-rom can store up to 870 mb of information, and all its features are specified in the "yellow book". Contents of the mode 1 and mode 2 sectors (including the form 1 and form 2 variants. The main difference between a cd-rom and an audio cd is the format in which the data is stored. On a cd-rom, the data area is divided into sectors, the content of which differs from the present in the structures of a cdaudio. There are two types of sectors: mode 1 (used on cd- Roms) and mode 2 (used on xa cd-roms, a variant derived from the cd-rom). Mode 2 sectors are further divided into two variants, called form1 and form2. Figure 4 shows the structure of these sector types.