A keypunch or key punch is a device used for precisely punching holes in specific locations on a stiff card. It was used in conjunction with early punched card computers. The punched card served as the program instruction for the computer. The locations of the punches were determined by the keys being struck by a human operator, much like typing...
Android Jelly Bean's primary design objective is to be faster and smoother than previous versions, while providing advanced features. Android Jelly Bean's interaction between different screens is faster than that of its predecessors.
Notable features added to this version include:
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