There are two main categories of storage devices. Primary storage, such as RAM, is used by computer systems to temporarily store and retrieve data. Secondary storage devices, such as hard drives, offer a more permanent solution. Some electronic devices use flash memory cards as storage devices as well.
The definition of upmost is uppermost or nearest to the top. The cabinets nearest to the top are examples of the upmost cabinets. upmost. upmost.
n. 1  The uppermost or forwardmost part of the human body, containing the brain and the eyes, ears, nose, mouth, and jaws. 2  The analogous part of various vertebrate and invertebrate animals. 3  The pus-containing tip of an abscess, a boil, or a pimple.  The rounded proximal end of a long bone.