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There are many different companies that produce EIDE hard drives. Wherever computer accessories are sold, there should be an area for hard drives that will likely carry EIDE ones. Check out BestBuy or Staples for assistance.
Typically EIDE cables connect to IDE Hard-drives and optical drives such as CD and DVD Drives. The cable connects between the motherboard of the computer and the hard-drive or optical drive. Normally most motherboards have two idea buses. You can have to drives per cable. So a total of 4 drives.
Only two drives can be supported on an IDE cable. One Master and one Slave.
Only two drives can be supported on an IDE cable. One Master and one Slave.
A maximum of two devices can be placed on an EIDE / PATA cable. Not all cables will include two connectors for doing so, though.
EIDE cable uses a 40-pin connector at the end of the cable to interface with the drive.
40
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2
Only one master is connected to single IDE cable
As many as needed. In laptops/notebooks there is usually only one hard disk. In a desktop or server there could be potentially any number of disk drives. If you mean a CD/DVD drive the same applies.
there is IDE and EIDE. It is basically not that common these days.