EECS 1520 Study Guide - Final Guide: Readwrite, Parallel Computing, Data File

• School: York University
• Department: Electrical Engineering and Computer Science
• Course: EECS 1520
• Professor: John Hofbauer

Document Summary

Hardware- physical elements (printer, wires, circuit board, mouse) Software- programming instructions for a computer to execute. Data- info in a form a computer can use. Gottfired leibniz- machine to perform all whole number operations. Augusta ada bryron (lovelace)- fist programmer, concept of the loop. Assembly language written in artificial programming language then changed to machine language. System software utility programs, language translators, operating systems. Separation between user and hardware programs for ppl who do not know how to program. New application software for users spread sheets, word processors, database management systems. Magnetic drum memory that rotated under a read/write head. Magnetic cores replaced magnetic drum info available instantly. Parallel computing interconnecting central processing units that increase processing speed. Networking ethernet pcs could connect and share resources late 1980s. File system logical view provided by an operating system to manage info as a collection of files. Directory named group of files, also called a folder.