Data entry has been the weakest link in the data-processing operation. ... For example, the arrangement of letters, numbers, and special characters on the Apple keyboard closely resembles that of a conventional ... Because users cannot feel key movement under their fingertips input must be constantly verified by looking at the screen. ... The Apple Macintosh has a key that, when pressed with a combination of one or more keys, allows the user to bypass the mouse to cut, delete, copy, anbsp;...
|Title||:||Computers and Data Processing Today with BASIC|
|Author||:||Steven L. Mandell|
|Publisher||:||West Group - 1986|