INTA 2040 Lecture Notes - Lecture 7: Digital Wallet, Critical Infrastructure, Electrical Network

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It is much more compact and in many ways it is much more usable compare to the ordinary telephones that your parents were using. It is a digital camera (different from the camera before). It is a digital communication device; for example, it allows you to send the photo to any place in the world. Gps: one of the gifts of the department of defense. Dod also put a whole lot of satellites up there; and all those satellites through a whole lot of complicated geometry can eventually pinpoint us to different locations. This thing has become so ubiquitous and it is used in so many different ways. Among other things with the regard to digital cameras, these are better cameras in a convenient form than the cameras your parents used (for example you can take better pictures and you can crop the images).

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