ROM
Flash memory is an electronic non-volatile computer storage medium that can be electrically erased and reprogrammed. Flash memory gets its name because the microchip is organized so that a section of memory cells are erased in a single action or "flash."
A memory card (sometimes called a flash memory card or a storage card) is a small storage medium used to store data such as text, pictures, audio, and video, for use on small, portable or remote computing devices.
nonvolatile storage
Non-volatile storage
Flash memory consists of nonvolatile memory chips that can be used for storage by the computer or the user. Flash memory was introduced in 1984.
Those camera storage discs have flash memory. Flash memory is considered very reliable. One aspect why this medium is reliable is because it contains no moving parts, unlike a hard drive. Flash media is not perfect though and is susceptible to overheating, freezing, and electric damage.
A "flash stick" is another word for a USB flash drive. The term "flash" is used because it consists of flash memory data storage. Flash memory is is a non-volatile computer storage (computer memory that can retain the stored information even when not powered) that can be electrically erased and reprogrammed.
No.
No, its not an optical storage device.
it is a multi devive
Flash provides nonvolatile storage. The contents of flash may be overwritten.
That is simple as example USB flash memory, pen drives, memory cards.