The learning objectives for Chapter 3 include: Understand the history and evolution of computer hardware; identify the major types and uses of microcomputer, midrange, and mainframe computer systems; outline the major technologies and uses of computer peripherals for input, output, and storage;. | Computer Hardware Chapter 3 McGraw-Hill/Irwin Copyright © 2011 by The McGraw-Hill Companies, Inc. All rights reserved. Multimedia Lecture Support Package to Accompany Basic Marketing Lecture Script 6- Understand the history and evolution of computer hardware. Identify the major types and uses of microcomputer, midrange, and mainframe computer systems. Outline the major technologies and uses of computer peripherals for input, output, and storage. Learning Objectives Multimedia Lecture Support Package to Accompany Basic Marketing Lecture Script 6- Identify and give examples of the components and functions of a computer system. Identify the computer systems and peripherals you would acquire or recommend for a business of your choice, and explain the reasons for your selection. Learning Objectives Multimedia Lecture Support Package to Accompany Basic Marketing Lecture Script 6- Early Computing 1880s Punched cards turned sensors On or Off 1946 ENIAC First Digital computer - . | Computer Hardware Chapter 3 McGraw-Hill/Irwin Copyright © 2011 by The McGraw-Hill Companies, Inc. All rights reserved. Multimedia Lecture Support Package to Accompany Basic Marketing Lecture Script 6- Understand the history and evolution of computer hardware. Identify the major types and uses of microcomputer, midrange, and mainframe computer systems. Outline the major technologies and uses of computer peripherals for input, output, and storage. Learning Objectives Multimedia Lecture Support Package to Accompany Basic Marketing Lecture Script 6- Identify and give examples of the components and functions of a computer system. Identify the computer systems and peripherals you would acquire or recommend for a business of your choice, and explain the reasons for your selection. Learning Objectives Multimedia Lecture Support Package to Accompany Basic Marketing Lecture Script 6- Early Computing 1880s Punched cards turned sensors On or Off 1946 ENIAC First Digital computer - programmable Used vacuum tubes Would fill room 39 ft by 39 ft Late 1950s Transistors replaced vacuum tubes Smaller, faster, cooler Counting on fingers and toes Stone or bead abacus Calculate comes from calculus, the Latin word for stone 1642: first mechanical adding machine Invented by Blaise Pascal Wheels moved counters Modified in 1674 by Von Leibnitz Age of industrialization Mechanical loomed used punch cards 19th Century Charles Babbage proposed the Analytical Engine, which could calculate, store values in memory, perform logical comparisons Never built because of lack of electronics 1880s Hollerith’s punched cards used to record census data using On/Off patterns The holes turned sensors On or Off when run through tabulating machine This company became the foundation for IBM 1946 - First Generation Computer ENIAC Programmable 5000 calculations per second Used vacuum tubes Drawbacks were size and processing ability 1950s ENIAC replaced by UNIVAC 1, then the IBM 704 Calculations jumped
