CIS 1200 Chapter Notes - Chapter 2: Virtual Keyboard, Green Computing, Printed Circuit Board

• School: University of Guelph
• Department: Computing and Information Science
• Course: CIS 1200
• Professor: John Saville

Document Summary

Data: representation of a fact, a figure or an idea. Can be a number, a word, a picture, or even a recording of sound. Information: is data that has been organized or presented in a meaningful fashion. Processing: manipulating, calculating, or organizing data into information. Binary language: la(cid:374)guage (cid:272)o(cid:374)sisti(cid:374)g of (cid:1005)"s a(cid:374)d (cid:1004)"s that is used to pro(cid:272)ess data i(cid:374)to information. Each 0 and 1 is a binary digit or a bit for short. 8 bits combine to create one byte. Hardware is any part of the computer you can physically touch. Software is the set of computer programs that enables the hardware to perform different tasks. Application software: set of programs you use on a computer to help you carry out tasks such as writing a research paper. System software: set of programs that enables your computers hardware devices and application software to work together. Most common type of system software is the operating system (os).