GO! All In One 2/E By: Shelley Gaskin, Nancy Graviett, Debra Geoghan Chapter 1 Computers, Information Processing, and Ubiquitous Systems Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall. 1

Objectives Recognize Computers Explain the Functions of a Computer Describe How Computers Represent Data Using Binary Codes Describe the Evolution of Computer Systems Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.2

Objectives (cont.) List the Various Types and Characteristics of Personal Computers Give Examples of Other Personal Computing Devices List the Various Types and Characteristics of Multiuser Computers Explain the Safe and Efficient Use of Technology Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.3

Recognize Computers Data + Processing = Information Ubiquitous computing (ubicomp) Smart homes Embedded computers Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.4

Recognize Computers (cont.) Convergence – Mobile payment systems Green computing – Smart appliances – Smart grid Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.5

Explain the Functions of a Computer Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall. 6 Storage InputOutput Processing Information Processing Cycle

Describe How Computers Represent Data Using Binary Codes Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.7

Describe How Computers Represent Data Using Binary Codes (cont.) Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.8

Describe the Evolution of Computer Systems Analytical Engine–19th century Turing machines–1936 Turing test–1950 Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.9

Describe the Evolution of Computer Systems (cont.) First generation: ENIAC– Second generation: Transistors–1950’s Third generation: Integrated circuits– 1960’s Fourth generation: Microprocessor–1970’s Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.10

List the Various Types and Characteristics of Personal Computers Personal computer Desktop computer – Workstation – All-in-one computer Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.11

List the Various Types and Characteristics of Personal Computers (cont.) Notebook – Netbook – Subnotebook Laptop Tablet computer Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.12

List the Various Types and Characteristics of Personal Computers (cont.) Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.13

Give Examples of Other Personal Computing Devices Mobile devices: – Smartphones – E-readers – GPS Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.14

Give Examples of Other Personal Computing Devices (cont.) Video game system – Game console – Game controller Video game simulation Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.15

List the Various Types and Characteristics of Multiuser Computers Multiuser computers: – Centralized resources and security – More powerful computers Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.16 Server Client

List the Various Types and Characteristics of Multiuser Computers (cont.) Midrange computers Mainframes Enterprise servers Supercomputers Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.17

List the Various Types and Characteristics of Multiuser Computers (cont.) Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.18

Explain the Safe and Efficient Use of Technology Ergonomics Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.19

Summary We are currently experiencing ubiquitous computing and convergence In the information processing cycle, data is converted into information Personal computers include desktops and portable devices Multiuser computers are accessed by clients Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.20

Questions Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.21

Copyright Copyright © 2015 Pearson Education, Inc. Publishing as Prentice Hall.22 All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of the publisher. Printed in the United States of America.