1. What is D5 and D9 ?
DVD-5 (Single Side Single Layer)
D5 holds around 4 700 000 000 bytes and that is 4.37 computer GB where 1 kbyte is 1024 bytes*. DVD+R/DVD+RW and DVD-R/DVD-RW support this format. This is the most common DVD Media, often called 4.7 GB Media.
DVD-9 (Single Side Dual Layer)
D9 holds around 8 540 000 000 bytes and that is 7.95 computer GB. DVD+R support this format. This media is called DVD+R9, DVD+R DL or 8.5 GB Media. A DVD-9 (dual layer) disc and hold 2...
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