Computer Literacy for IC 3 Unit 1: Computing Fundamentals © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.1 Chapter 4: Identifying Software and Hardware Interaction and Types of Software

Learning Targets Unit 1, Chapter 4 16.I can identify hardware and software interaction 17.I can identify the steps of the development process 18.I can identify issues related to software distribution, updates, and upgrades 19.I can identify fundamental word processing concepts and uses © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.2

Learning Targets Continued Unit 1, Chapter 4 (continued) 20.I can identify fundamental spreadsheet concepts, processes, and uses 21.I can identify fundamental presentation software concepts and uses 22.I can identify fundamental database concepts and uses 23.I can identify fundamental graphic and multimedia concepts and uses © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.3

Learning Targets Continued Unit 1, Chapter 4 (continued) 24.I can identify other types of software and their uses 25.I can identify how to select software © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.4

Hardware and Software Interaction User interaction: Data input Application programs interpret inputs Software applies rules and processes Software communicates results Software interacts and shares data © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.5

Data Input Keyboard Entering text and numbers Mouse Select and reposition items Scanner Capture images Microphone Input voice commands © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.6

Software Commands Commands activate modules of instructions Ways to activate a command Click a menu option (File > Save) Click a button (Bold) Press a key (Enter) Voice commands © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.7

Software Applies Rules & Processes Rules allow software to make decisions Some common rules: AutoCorrect Change commonly misspelled words teh to the © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.8 Examples of AutoCorrect changes

Software Communicates Results © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.9 Results often sent to output devices Monitor Display, most common Printer Hard copy of results

Software Communicates Results © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.10 Results often sent to output devices CNC – Computer Numeric Control Instructions for automated machinery

Steps of the Development Process © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.11 Planning Program- ming Debugging Beta review Instructions and Help manuals Quality control

Software Distribution Software distributed in four ways: For single users For users on a network For employees or staff and student in an organization On the Web © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.12

Distributing Software Network license Anyone on the network can use the software Site license Allows qualified users to install the software Some allow home installation Application service provider (ASP) Specialty software Paid for on license basis or per-use basis © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.13

Software Updates After release, additional errors are identified Fixes are created to repair known issues Downloadable from the Web Often free for legal users Commonly known as: Updates Patches Service packs © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.14

Upgrading Software Major revision to software New interfaces New features Support for new technology Investment required Normally less expensive than full versions Check hardware requirements Often requires newer, more powerful hardware RAM, CPU, hard disk space, video card, etc. © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.15

Reasons to Update and Upgrade Updates protect us from Viruses – Antivirus updates User meltdown – system locking up over and over again Upgrades allow us to Access new tools, features, and gizmos Maintain compatibility Utilize new hardware to its full potential © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.16

Methods of Staying Up-to-Date Most Internet updates download an executable file Downloads from the Web Updates – secure or unsecured downloads Upgrades – secure downloads Order CD from manufacturer © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.17

Questions? © 2010 Pearson Education, Inc. | Publishing as Prentice Hall.18