Organizacion de Archivos.ppt
Transcript of Organizacion de Archivos.ppt
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Data, Information & Knowledge
Three Similar Terms?
Data - Information - Knowledge -
Whats the difference? Definitions?
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Data
Data -
raw materialbasic facts
supplied substance
Inputto the process!
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Information
Information
given answersproduced results
derived outcomes
Outputof the process!
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Knowledge
KnowledgeAlgorithmics
Logic operativesInduction/Deduction/Reduction/etc
Rule/Case/Example-based
Explanation generation
Driverof the process(ing)!
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Data, Information & Knowledge
Data - ((content Information -
(Application/Systems)
Knowledge - (Artificial Intelligence)? So what is afile
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Files and Data
File - Collection of data that have logical connection.
Concentrate at File Level!
Interest is only in a Single File!
Emphasis is on File Organization!
"-" " !?"
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File Organization Syllabus (1)
Motivation for File Organization
IntroductionData, Information and Knowledge
Data Units Hierarchy
The Stream ModelInternal/External Memory
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File Organization Syllabus (2)
Hardware and Its ParametersInternal Memory Technologies
External Storage Technologies
Device Interfaces and Management
Disk Parameters
Blocking and Buffering
Data Transfer Rates
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File Organization Syllabus (3)
Fundamental File Organizations
File Performance Measures
Basic, Higher-Level and Hybrid File
Organizations
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File Organization Syllabus (4)
Basic File Organizations
(1) Pile File(2) Sequential Files
(3) Indexed-Sequential Files
(4) Direct (Access) Files
Summary of Basic Files
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File Organization Syllabus (5)
Higher-Level File Organizations
(5) Multi-rings (Linear Files)(6) B-Trees (Non-Linear Multi-index Files)
Summary of Higher-Level Files
Summary of Six Fundamental FileOrganizations
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File Organization Bibliography (2)
6. A. Silberschatz, P. B. Galvin, and G. Gagne, OperatingSystems Concepts, 6th Edition, Wiley, 2002,http://www.bell-labs.com/topic/books/os-book/
7. A. Silberschatz, P. B. Galvin, and G. Gagne, AppliedOperating Systems Concepts, 1st Edition, Wiley, 2000,
http://www.bell-labs.com/topic/books/aos-book/8. W. Stallings, Operating Systems: Internals and Design
Principles, 4th Edition, Prentice-Hall, 2000,http://WilliamStallings.com/OS4e.html
9. S. Toledo, Operating Systems (in Hebrew),
Akademon, 2001.10. R. Hieferman, Data and File Organization -- Principles
and Applications (in Hebrew), Hod-Ami, 1995.
11. File Organization (in Hebrew), Volumes 1--3, OpenUniversity Matach, 1992.
http://www.bell-labs.com/topic/books/os-book/http://www.bell-labs.com/topic/books/aos-book/http://williamstallings.com/OS4e.htmlhttp://williamstallings.com/OS4e.htmlhttp://williamstallings.com/OS4e.htmlhttp://williamstallings.com/OS4e.htmlhttp://www.bell-labs.com/topic/books/aos-book/http://www.bell-labs.com/topic/books/aos-book/http://www.bell-labs.com/topic/books/aos-book/http://www.bell-labs.com/topic/books/aos-book/http://www.bell-labs.com/topic/books/aos-book/http://www.bell-labs.com/topic/books/os-book/http://www.bell-labs.com/topic/books/os-book/http://www.bell-labs.com/topic/books/os-book/http://www.bell-labs.com/topic/books/os-book/http://www.bell-labs.com/topic/books/os-book/ -
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How to name FO books?
Data
Information
File
Structures
Organization
Design
ManagementSystems
Bases
Algorithms
AnalysisProcessing
Applications
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