A USB flash drive is a type of plug and play portable storage devices that uses flash memory and is lightweight enough to attach to a key chain. USB flash drives also are called thumb drives, jump drives, pen drives, key drives, tokens, or simply USB drives.
NAND flash memory is a type of non-volatile storage technology that does not require power to retain data.Flash memory is a non-volatile computer storage chip that can be electrically erased and reprogrammed.
If your laptop is running slow, freezing or crashing, it could mean that you need a laptop memory upgrade. Operating systems, software and multimedia files keep getting bigger and hungrier, which can bog down even some of the newest computers.
Begin early; decide a career path for yourself only after determining the strengths, you goals, and the kind of course that suits your aptitude. The key thinking, then, is: think about your strengths, about where you want to go, about what style of course suits you best and start to plan your career trajectory early