CIS 101 Lecture Notes - Lecture 1: Floppy Disk, Xara, Hertz
22 Apr 2016
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Document Summary
These notes are to accompany the computer concepts powerpoint presentation. Please refer to these notes when viewing the presentation. Slides 2 & 3 identify the major objectives of this presentation and these notes. Slide 4: a computer is defined as an electronic device that operates under the control of internally stored instructions that can accept input, process data (both mathematical processes and logical processes), produce output, and store the results. There are 4 general operations of a computer (based on this definition): Data is the numbers, words, images, etc. that are given to the computer during the input process. Devices: keyboard, mouse, joystick, touch screens, etc: process. This is the manipulation of the data to create useful information. Data is processed very quickly within the computer, within billionths of a second. Once the raw facts are processed into a meaningful form it is called information. Computer processing is accomplished through the cpu (central.
