What is the exact data capacity in bytes of a mode-2 cd-rom


1. RAID level 3 is able to correct single-bit errors using only one parity drive. What is the point of RAID level 2? After all, it also can correct only one error and takes more drives to do so.

2. What is the exact data capacity (in bytes) of a mode-2 CD-ROM containing the now-standard 80-min media? What is the capacity for user data in mode 1?

3. To burn a CD-R, the laser must pulse on and off at a high speed. When running at 10x speed in mode 1, what is the pulse length, in nanoseconds?

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Basic Computer Science: What is the exact data capacity in bytes of a mode-2 cd-rom
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