Computer Software. Overview of Computer Software Application- Specific Programs System Management...
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Transcript of Computer Software. Overview of Computer Software Application- Specific Programs System Management...
![Page 1: Computer Software. Overview of Computer Software Application- Specific Programs System Management Programs General Purpose Application Programs System.](https://reader035.fdocuments.in/reader035/viewer/2022062804/56649ebd5503460f94bc7082/html5/thumbnails/1.jpg)
Computer Computer SoftwareSoftware
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Overview of Computer SoftwareOverview of Computer Software
Application-Specific
Programs
SystemManagement
Programs
GeneralPurpose
ApplicationPrograms
SystemDevelopment
Programs
ApplicationSoftware
SystemSoftware
ComputerSoftware
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General-PurposeGeneral-PurposeApplication ProgramsApplication Programs
Software Suites and Integrated Software Suites and Integrated PackagesPackages
Oracle E-Business SuiteOracle E-Business Suite
ProgramsProgramsMicrosoftMicrosoft
OfficeOfficeLotusLotus
SmartSuiteSmartSuite
CorelCorelWordPerfectWordPerfect
OfficeOffice
SunSunStar OfficeStar Office
WordWordProcessorProcessor
SpreadsheetSpreadsheet
PresentationPresentationGraphicsGraphics
DatabaseDatabaseManagerManager
Personal Info.Personal Info.ManagerManager
Word
Excel
PowerPoint
Access
Outlook
WordPro
1-2-3
Freelance
Approach
Organizer
WordPerfect
Quattro Pro
Presentations
Paradox
Corel Central
StarWriter
StarCalc
StarImpress
StarBase
StarSchedule
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General-PurposeGeneral-PurposeApplication ProgramsApplication Programs
• Web Browsers• Electronic Mail and Instant
Messaging (IM)• Word Processing and Desktop
Publishing• Electronic Spreadsheets• Database Management• Presentation Graphics• Personal Information Managers • Groupware – Collaboration
Software
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General-PurposeGeneral-PurposeApplication ProgramsApplication Programs
Application Service Providers Application Service Providers (ASPs)(ASPs)
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System Software:System Software:Computer System ManagementComputer System Management
Software Interface Between End Users and Software Interface Between End Users and ComputersComputers
End UsersApplication Software
System Software
ComputerHardware
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Operating SystemsOperating Systems
The User Interface• Command-Driven• Menu-Driven• Graphical User Interface
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Operating SystemsOperating Systems
UserInterface
ResourceManagement
TaskManagement
FileManagement
Utilitiesand OtherFunctions
End User Systemsand Network
Communications
Managingthe Use ofHardwareResources
Managing theAccomplishment
Of Tasks –
ManagingData andProgram
Files
Providinga Variety of
SupportServices
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Operating SystemsOperating SystemsResource Management
–Virtual MemoryFile ManagementTask Management
–MultitaskingMicrosoft Windows
–Windows NT–Windows 2000–Windows XP–Windows Server 2003
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Operating SystemsOperating SystemsUNIX
–Solaris by Sun–AIX by IBM
Linux–Open-Source Software–Freeware–Red Hat–Novell SUSE Linux–VA Linux
Mac OS X
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Programming LanguagesProgramming Languages
Machine Languages
Assembler Languages
Use Binary Coded Instructions101010101011101111001100
110011100111010110101101111011
Use Symbolic Coded InstructionsLOD YLOD YADD ZADD ZSTR XSTR X
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Programming LanguagesProgramming Languages
High-Level Languages
Fourth-Generation Languages
Use Brief Statements or ArithmeticBASIC: X = Y + ZX = Y + ZCOBOL: COMPUTE X = Y + ZCOMPUTE X = Y + Z
Use Natural and NonproceduralStatements
SUM THE FOLLOWING NUMBERSSUM THE FOLLOWING NUMBERS
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Programming LanguagesProgramming LanguagesObject-Oriented Languages
Savings Account Object
Withdraw(amount)
CurrentCurrentAccountAccountBalanceBalance
DepositDeposit(amount)(amount)
Print Monthly
Statement
Get
Ow
ner
Cal
cula
teIn
tere
st
Get
Balance
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Programming LanguagesProgramming Languages
Web Languages and ServicesHTMLXMLJAVA
– Platform Independence– Program Applets
JAVA2 Enterprise EditionMicrosoft .NET Software
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Programming LanguagesProgramming Languages
J2EE and .NET Compared
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Programming LanguagesProgramming Languages
Web Services Applications
Client Application
Web Service is DeliveredBack to Client in XML
Web Service ComponentsCommunicate Via SOAP, an XML-Based Protocol forConnecting Applicationsand Data
Web Services is Translatedto XML, Which Acts as a Platform-Neutral Wrapper
Uses UDDI Web ServicesDirectory to Locate DesiredWeb Service