If you are looking inside a PC, the hard drive is approximately 3x5x1 inches. It will have a strand of wires running to it and is located near your A drive.( 3x5 or dvd)
You put it in the disc drive and it will play just like a dvd
Study Unit: Multimedia CD & DvD Drives. Page 64 DVD-RAM
DVD key? I think if you look on the DVD drive itself it may say something about a key.
The DVD Drive is a drive that is used for reading CDs or DVDs.
Very much depends on the capabilities of the drive. Most drives will tell you in the manual. Or you can look up the drive on the manufacturer's website and check there. Some drives will have a DVD+/-DL on the front, if it says "DL" it can handle dual layers.
yes my DVD drive can burn
No you have to buy an external dvd drive
The purpose of a DVD drive is to read and write CD's and DVD's. If the drive also has rewriting capability, it can also burn CD's and DVD's.
DVD's
DVD drive reads DVD ROM's most game for the computer are now made on DVD roms so one is required to play these games
A floppy drive or a CD drive or a DVD drive.