yes ovbiously
There are many different amounts of memory that a person can store on an external USB hard drive. Generally, the largest out there is the 2 TB hard drive.
Games? no. only save data.
Yes, you can. Download an app from the playstore which can transfer app files to external memory. But keep in mind, all apps cannot be transferred.
Program Store Enable: The read strobe to external program memory.
The DSi XL does not need (and cannot have) a RAM upgrade. It has a small amount of internal storage space. If you want to take a lot of photographs, store MP3's or download DSi store games, you will also need an SD memory card for it.
An memory storage device that is literary on the outside of the computer case; such as a flash drive, CD, DVD, or external/portable hard drive.
Computer memory is categorized into primary and secondary memory. While primary memory is the main memory of the computer which is used to store data or information temporarily, whereas secondary memory refers to external storage devices that are used to store data or information permanently.
It is to store your save files, channels and Virtual Console games.
At a store
Well, it is possible-with a USB flash stick or a UBS memory card reader. Incase of Laptops they come embedded with memory card readers. For older CPU's external memory card readers are available at any store.
Simple answer: Yes.
No you get PSP games on your PS3 at the PlayStation Store and then you move them to the PSP. The PSP will not play PS3 games, but the PS3 can download and store the PSP games and not play them