Graphical User Interface (GUI) Operating System
"The first principle of human interface design. The technology (should be) subservient to the goal. " Mac OS 1984, Apple Macintosh - first personal computer with an operating system designed as a GUI. GUIs h
An integrated collection of utilities. .that manage the operations of the hardware and maintain information storage and retrieval OS contains the "rules" of machine operation. .based on the architecture of the processor
Lecture Notes CGS1570 - KBrown, Sum03
DATA REPRESENTATION Computers are electronic need to be able to discern discrete signals of a predefined type (size, intensity, nature) Computers are digital have discrete elements that can be counted/divided into sub
Primary Storage: Memory
Primary storage is directly accessible by the processor Memory:
RAM = random access memory ROM = read only memory PROM/EPROM = programmable ROM
RAM is volatile (not retained w/o power) cache, interrupts, memory, flags.
two or more computers communicating for the purpose of sharing valuable resources
LAN (local area network) directly linked within a small geographic area (campus) MAN (metropolitan) implies high speed connection (fiber o
Review: Final Exam - CGS1570-064 Wednesday, 2 July 2003, 10:50am
Bring two pencils to the exam. No notes, books. No cell phones, pagers!
Class discussions, notes on class webpage, or handouts. Review all study guides & handouts from Exam I Searching the I
(Replace this line with your name in the header) page 1 Project 1: SEARCHING THE WORLD WIDE WEB CGS1570-064 - SUMMER 2003 Due: Friday, June 13, 2002 (beginning of class)
*Copy this document from the class web page /notes directory to your diskette: ./note