CIS 1200 Chapter Notes - Chapter 2: Inkjet Printing, Laser Printing, Wireless Usb

• School: University of Guelph
• Department: Computing and Information Science
• Course: CIS 1200
• Professor: Tuuli Kukkonen

Document Summary

Chapter 2: looking at computers: understanding the parts. Data :representation of a fact, a figure, or an idea (ie. a number, a word, picture, recording etc= little meaning to u) (ie. number 3578389 and name zoe deschanel) Information: data organized/presented meaningfully (ie. comp. gives computer listing showing zoe can be reached by phone at [phone]= data is useful) Computers good for processing (manipulating, calculating, or organizing) data into information (input data, process data into info, output info) Ie) come to guelph= give personal data and dig photo (data) to comp, process= id card (organized output of data); info stored into comp. for later. Computer uses numbers to process data information. Uses language they understand: binary language: consist of 2 digits (0 and 1) to do things like processing data, print report, edit photo, Binary digit (bit): each 0 or 1. Byte: 8 binary digits (bits) combined: a byte in evry letter, number, special character (@): k: 01001011.