System and Application Software

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Chapter 3

• System and Application Software

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Whats inside and on the CD?

• In this chapter you will learn about
• Many kinds of software
• The types of tasks they can carry out
• How to add software to your computer

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What is software?

• Instructions that tell a computer how to carry
  out a task is a computer program
• Programs form software to do tasks such as
• Document production
• Video editing
• Graphic design
• Web browsing

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What is software?

• Software is classified as system software or
  application software
• System software is to help computer carry out its
  basic operating functions
• Application software is used to help people carry
  out tasks such as creating documents, tracking
  finances, and editing photos

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What is software?
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What is software?

• System and application software work together to
  perform tasks

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What is software?

• Application software is subcategorized in a
  variety of ways
• Productivity software refers to word processing,
  spreadsheet, presentation, and database
  applications
• A software suite is related software bundled
  together
• Microsoft Office Suite
• CorelDRAW Graphic suite

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What is software?

• Business software is a broad umbrella for
  vertical and horizontal market software
• Vertical market software is designed to automate
  specialized tasks in a specific market
• Horizontal market software is generic software
  any business can use
• Payroll
• Accounting
• Project management

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What is software?

• Groupware is a type of application software
  frequently used in business
• Used to help several people collaborate

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What is an operating system?

• An operating system is master controller for all
  activities within a computer
• An Operating system (OS) does not help people
  perform application-specific tasks
• Older operating systems used a command-line
  interface
• Most modern operating systems feature easy-to-use
  graphical user interface (GUI)
• GUI represents controls and commands as easily
  manipulated pictures

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What is an operating system?

• Operating systems designed for handheld devices
  also feature GUIs
• Windows Mobile OS
• Symbian
• Palm OS

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What is an operating system?

• Large-scale computer systems allow monitoring of
• Multiple users
• Set up network security
• Maintain regular backups
• Optimize performance
• Operating systems also establish limits
• DOS limits program names to eight characters
• Amount of memory that can be installed
• Size of disk storage

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What is an operating system?

• Corrupted operating system files can result in an
  unstable computer
• Incompatibilities between operating systems and
  application software, files, or devices can cause
  computers to become unresponsive

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What is document processing software?

• Document production software assists with
• Composing
• Editing
• Designing
• Printing
• Electronic publishing

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What is document processing software?

• Word processing software has replaced typewriter
  for
• Creating
• Spell-checking
• Editing
• Formatting
• Desktop publishing software helps with graphic
  design to enhance format and appearance
• Web authoring software helps you design and
  develop customized Web pages

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What is document processing software?
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What is spreadsheet software?

• Spreadsheet software allows creation of
  electronic spreadsheets called worksheets
• Use worksheets to make calculations from inputted
  formulas
• Worksheets can be grouped to share data
• Turn data into colorful graphs
• Sort data
• Search for data that meets specific criteria
• Print reports

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What is spreadsheet software?
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What is presentation software?

• Presentation software supplies tools needed for
  combining into electronic slides
• Text
• Photos
• Clip art
• Graphics
• Animation
• Sound clips

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What is presentation software?

• Software is used
• In classroom lectures and oral presentations
• To create virtual classrooms for distant learning
• To illustrate ideas at company meetings,
  conferences, and sales events

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What is presentation software?

• Software includes tools for creating
• Speaker notes
• Line drawings, arrows, other simple shapes
• Complex diagrams
• Digital photographs
• Animation
• Videos
• Software includes templates, master slides, and
  themes to ensure uniformity

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What is presentation software?
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What is database software?

• A database is a collection of data stored in one
  or more computers
• Database software helps you
• Enter
• Find
• Organize
• Update
• Report
• Database software stores data as a series of
  records
• Many database software packages include tools to
  create
• Queries
• Electronic forms
• Reports

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What is database software?
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What about graphics software?

• The term graphics refers to
• Pictures
• Drawings
• Sketches
• Photographs
• Images
• Icons
• Graphics software is designed to create,
  manipulate, and print graphics

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What about graphics software?

• Paint software provides a set of electronic pens,
  brushes, and paints
• Photo editing software includes features designed
  to fix poor-quality photographs by
• Modifying contrast and brightness
• Cropping out unwanted objects
• Removing red eye
• Drawing software and CAD provide a set of lines,
  shapes, and colors to produce
• Diagrams
• Corporate logos
• Architectural blueprints
• Schematics

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What about graphics software?
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Can I create videos and music on my computer?

• Video editing software provides tools for
  transferring video footage from camcorder to
  computer to
• Clip out unwanted footage
• Assemble video segments in any sequence
• Add special visual effects
• Add soundtracks

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Can I create videos and music on my computer?
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What software do I need for music and other audio
applications?

• Digital audio is sound represented in binary
  format
• You store recordings on computers hard disk in
  waveform audio format
• Windows operating system has built-in utility
  called Sound Recorder
• MP3 software converts CDs into digital format
  called MP3
• MIDI format allows computers to communicate with
  music synthesizers

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What software do I need for music and other audio
applications?
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What about educational and entertainment software?

• Educational software helps you learn and practice
  new skills
• Computer-based training (CBT), sometimes referred
  to as e-Learning, can refer to a variety of ways
  of using computers for teaching and learning
• Teleconferencing
• Web-based tutorials
• Virtual classrooms

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What about educational and entertainment software?

• Computer games are the most popular type of
  entertainment software
• Multiplayer games provide an environment in which
  two or more players can participate in the same
  game
• Moving closer to virtual reality

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What is utility software?

• Utility software includes programs to optimize
  computers performance, protect data, and
  facilitate communication
• Desktop widgets
• Antivirus software
• Antispyware utilities
• Compression utilities
• Defragmentation utilities
• Backup software
• Various types of communications software

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