Original Answer:
no they are not
Edit:
Actually, Blu-ray drives are backwards compatible for reading and writing DVD and CDs. Just look up Blu-ray drives at the Web site for your favorite "big box store." Or you can just toss a music CD into your Blu-ray player at home.
It means floppy drives that are built for higher capacities, or with newer technologies can also read floppy drives with older technologies/less storage. But not vice versa.
Yes all bluray drives will play cds.
DVD players and drives cannot handle Bluray discs, whether recording to them or reading from them. Bluray players and drives on the other hand can use DVD discs as well as Bluray discs.
Yes. SATA drives and controllers are backwards and forwards-compatible. However, a 3.0 drive attached to a 1.5 controller will only run at 1.5 speed.
The main growth technologies were DVD-ROM drives and writable CD and DVD drives, whereas revenues from floppy drives and cartridge drives had stagnated.
2000 by Trek Technologies in Singapore.
If you mean between hard drives and ssd's (solid state drives), then you need to read the wikipedia page on Solid State Drives, it has a comparison of the two technologies.
Flash drives. Or you can use EEPROM if you want to be technical, since this refers to electrically erasable non-volatile memory that is the core of these technologies.
A backcast is a backward stroke, a strike which drives someone backwards, or an analysis of events which happened in the past.
Yes. Your ps3 will notice nothing
Flash drives are compatible with all types of computers, but the computer must download the driver software from the internet, which may take all of a few seconds, to use the flash drive.
The LG 20x External USB Double-Layer DVD RW/CD-RW Drive is compatible.