Yes
Solid state Flash drives USB Hard disks drives
The drivers to access it as a disk are loaded.
turn on the PlayStation without a disk in it then go into the picture that looks like a memory card and click (pressing x or o i cant remember) on the ones you want to delete and the PlayStation will tell you the rest
Not possible sd card is just a disk to store files on, it is not assigned to the operating system. Windows ReadyBoost With Windows ReadyBoost, you can use a flash memory device, like a universal serial bus (USB) flash drive or secure digital (SD) memory card, to improve your computer's system performance without having to add additional memory. The flash memory device serves as an additional memory cache-memory that the computer can access much more quickly than it can access data on the hard disk drive.
Definitely an External hard disk is better than the flash memory because of it's stability.
A flash memory card is a card that holds digital data. An example of a flash memory card would be an SD Card, Micro SD, Memory Stick Pro Duo, Flash Drive (Thumb Drive, USB key). All Ipod models except the ipod classic use flash memory. Flash memory has no moving parts, but, hardrives do. Those are classified under, non-flash memory. Flash memory cards have different memory capacities. The higher the capacity, the more expensive it will be. But, the higher capacity, the more stuff can be put on it. Hope this helps
RAM (Random Access Memory), ROM (Read Only Memory), Flash Memory, or Disk
Yes San Disk Memory reader will work absolutely flawlessly with the San Disk Memory sticks.
Hard driveFlash driveDigital tape
An SD card is a flash-memory card, and it's name derives from the company that first produced it: SanDisk. They are small and thin and Ideal for use in portable devices. From a PC's viewpoint they can be treated like disk drives.
"A 2gb flash memory disk should hold approximately 500 songs. This, of course, could vary depending on factors such as the file size and the song length."
A memory disk, if I understand you correctly, is a small device that looks like a credit card. You can slide it into some devices, like a laptop or a camera, and it will give it more memory.