cayf11_ppt_05

Report
Computers Are Your Future
Eleventh Edition
Chapter 5: Application Software:
Tools for Productivity
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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.
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Publishing as Prentice Hall
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Application Software:
Tools for Productivity
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Objectives
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Understand how system software
supports application software.
List the most popular types of generalpurpose applications.
Discuss the advantages and
disadvantages of standalone programs,
integrated programs, and software
suites.
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Objectives



Discuss the advantages of Web-hosted
technology and file compatibility.
Explain the concept of software
versions and software upgrades.
Understand how commercial software,
shareware, freeware, and public domain
software differ.
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Objectives

Describe the essential concepts of
application software and the skills
needed to use it.
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General-Purpose Applications
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Application software is any program
that gives the user the ability to
complete work on the computer.
General-purpose applications,
such as word-processing or
spreadsheet programs, enable users to
complete common tasks.
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General-Purpose Applications

Types of general-purpose application
software
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Personal productivity programs
Multimedia and graphics software
Applications that work through and run
from the Internet
Home and education programs
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General-Purpose Applications

Personal productivity
programs
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Make it easier to do work
Examples

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
Word-processing software
Spreadsheet or database
software
Presentation software
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General-Purpose Applications

Multimedia and graphics software
includes the use of two or more
media, such as graphics plus video or
audio.
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General-Purpose Applications

Multimedia and graphics software
programs
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Professional desktop publishing
Multimedia authoring
Paint, drawing, and animation
Image editing
3D rendering
Audio
Video editing
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General-Purpose Applications

Codecs are algorithms that reduce file
size and allow faster Internet transfer
speeds.
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Lossless compression does not delete any
information needed to reproduce the
image without flaw.
Lossy compression removes some
information, but the loss is typically not
noticeable.
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General-Purpose Applications

Use paint programs to
create bitmapped
images (raster
graphics), which are
made up of tiny dots
known as pixels.
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General-Purpose Applications

Paint program standard file formats

Graphics Interchange Format (GIF)
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Lossless compression of simple images
Often used for Web pages
Joint Photographic Experts Group
(JPEG)
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Lossy compression of complex images
Also used for Web pages
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General-Purpose Applications
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Portable Network Graphics (PNG)
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Windows Bitmap (BMP)
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Patent-free alternative to a GIF
Lossless compression, suitable for Web use only
Compression optional
Files tend to be large
Tag Image File Format (TIFF)
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Includes descriptive information with the image
Used in publishing
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General-Purpose Applications

Drawing programs
create vector
graphics that can be
edited and resized
without distortion.
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General-Purpose Applications

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Three-dimensional rendering
programs provide graphic objects with
3D effects.
Image editors
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Are advanced types of paint programs
Can change complicated bitmapped objects,
including photographs
Can edit, but not create, bitmapped images
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General-Purpose Applications

Animation
programs give
the user the
ability to create
animation from
images and run
the animation.
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General-Purpose Applications

Audio software is
used to capture and
process sound used
in multimedia
presentations.
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General-Purpose Applications

Standard sound file formats
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MP3
Windows Media Audio (WMA)
WAV
Ogg Vorbis
Musical Instrument Digital Interface (MIDI)
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General-Purpose Applications
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Video editors enable the user to:
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Modify digitized videos.
Save those videos in at least one of the
following video file formats:
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Moving Picture Experts Group (MPEG)
QuickTime
Video for Windows
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General-Purpose Applications

Multimedia authoring systems
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Used to create multimedia presentations
Require a large amount of disk space and memory to
run properly
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General-Purpose Applications

Applications that work through the
Internet
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Examples
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E-mail
Instant messaging software
Web browsers
Video conferencing programs
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General-Purpose Applications
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Web-hosted technology
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Share files and collaborate.
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Windows Office Live
Google Docs
Help avoid file incompatibility.
Undesirable Internet software
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Spyware monitors your activity.
Adware targets products to your interests.
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General-Purpose Applications
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Home and educational programs
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Computerized reference software
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Multimedia dictionaries
Encyclopedias
How-to guides
Personal finance software
Computer games
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Tailor-Made Applications
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Software designed for specific
businesses or users are known as
tailor-made applications.
Tailor-made applications normally cost
more than general-purpose applications
because of their development costs.
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Tailor-Made Applications
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Custom software, developed for a
user’s specific needs, may be necessary
when an application is not available.
Packaged software is developed for
the mass market.
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Standalone Programs, Integrated
Programs, & Software Suites
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A fully self-contained program is called a
standalone program.
Advantages
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Purchased and installed separately
Function by themselves
Disadvantages
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Take a lot of storage space
Do not share resources
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Standalone Programs, Integrated
Programs, & Software Suites

Integrated programs provide
leading productivity programs in one
package.
Easy to learn and share the same
interface Example: Microsoft Works
 Have fewer features than standalone
programs and software suites

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Standalone Programs, Integrated
Programs, & Software Suites
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A software suite (office suite) is a
bundle of standalone programs.
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Word processing
Spreadsheet
Presentation graphics
Database
Personal information
Share common code, drivers, and
graphic libraries.
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System Requirements &
Software Versions
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System requirements outline the
minimal level of resources that a
program requires.
Releases of programs are cited by a
year or version number.

In a version number, a decimal number
indicates a maintenance release.
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System Requirements &
Software Versions
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Time-limited trial versions are
occasionally offered for commercial
programs by software companies.
Beta versions of software are
sometimes available to users.
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Software is in the final testing stages and
may contain bugs.
Access is free.
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System Requirements &
Software Versions
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Software is kept current through
software upgrading.
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Small fixes to software are called patches.
Large or major fixes to software are called
service packs or service releases.
Software can be distributed through the
Internet and purchased in stores.
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System Requirements &
Software Versions

Documentation may be in print
or downloaded from the Internet.
Brief tutorials
 Read Me files
 Help files

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Software Licenses
& Registration
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A contract included with purchased
software that permits the user to install
the program on one computer is known
as a software license.
A contract that gives organizations the
right to install copies of programs on a
precise number of computers is known
as a site license.
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Software Licenses
& Registration

Commercial Software
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Users must purchase before using
Examples
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Microsoft Office
Adobe Acrobat
Apple iLife
Shareware
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You may try software before purchasing it.
If you like it, pay for it and continue using it.
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Software Licenses
& Registration
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Freeware
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Public domain software
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Free to users as long as users do not sell it to others
Copyright-free software
Users can modify or sell
Copy-protected software

Internal process prohibits making unauthorized
copies
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Installing & Managing
Application Software
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Installing software on a computer
involves moving the software to the
hard disk and properly configuring the
software.
Uninstalling software takes the
program off the hard disk.
Launching software moves it from the
hard disk to memory.
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Installing & Managing
Application Software
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Users can choose options to identify
how they want a program to run.
Defaults are software settings used by
the program unless overridden by the
user.
Quitting or closing down an application
is known as exiting.
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Summary


System software supports application
software, the programs that give the user
the ability to complete work on the
computer.
General-purpose software includes
personal productivity programs,
multimedia and graphics software,
Internet programs, and home and
education software.
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40
Summary


Types of programs available to users
include standalone programs,
integrated programs, and suites of
personal productivity software.
Office suites that incorporate Webhosted technology are gaining
popularity with today’s users.
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Summary


New or updated versions of software
are usually cited with a version number.
Small changes to software are defined
as patches, and larger changes or fixes
are known as service packs or service
releases.
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Summary


Software can be categorized as
commercial, shareware, freeware, and
public domain software.
To use their computers effectively, users
should learn to install applications, start
applications, select options, and exit the
applications.
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