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1. Pengantar Teknologi Informasi. (Information Technology. Foundation). Sesi 6 dari 16. Satrio Yudho ([email protected]). 2008. 09/17/08. Satrio Yudho. 2.
Topik Sesi ini…

Pengantar Teknologi Informasi (Information Technology Foundation) Sesi 6 dari 16 Satrio Yudho ([email protected]) 2008

09/17/08

Tujuan „

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Wise Words

Memahami konsep data, informasi dan database (basis data). Memahami peranan data dan informasi berbasis teknologi.

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Satrio Yudho

“Orang yang menguasai informasi adalah orang yang berkuasa..”

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Contoh contoh „ „ „

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Data

Pernahkah anda menggunakan Search engine seperti Google, Yahoo dsb.? Pernahkah anda menggunakan aplikasi Phonebook dalam telepon selular ? Masih ingatkah anda bagaimana mencari alamat email seseorang dalam Friendster, FaceBook dsb ? Terbayangkah oleh anda bagaimana Chat engine seperti Yahoo Messenger menyimpan daftar alamat email seluruh teman anda ?

Definisi : -

Data... data is raw. It simply exists and has no significance beyond its existence (in and of itself). http://www.systems- thinking.org/dikw/dikw.htm

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Data are raw facts that constitute building block of information. Sumathi et al 2007.

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Data refers to a collection of organised information, usually the result of experience, observation or experiment, other information within a computer system, or a set of premises. This may consist of numbers, words, or images, particularly as measurements or observations of a set of variables. http://en.wikipedia.org/wiki/Data

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Information

Database

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Definisi :

Definisi : information is data that has been given meaning by way of relational connection. This "meaning" can be useful, but does not have to be. In computer parlance, a relational database makes information from the data stored within it

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A database is a well-organized collection of data that are related in a meaningful way, which can be accessed in different logical orders.

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Database..

Data Models

Tujuan Database :

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Reduced data redundancy: Improved data integrity: Improved data security: Reduced development time

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Fitur Umum DBMS „ „ „

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Query Languages

Data Dictionary Database Utilities Database Recovery

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Relational Databases Hierarchical Databases Network Databases Object Oriented Databases

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Structured Query Language Query By Example

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End Of Sesi 6

Thank’s For Coming, All Course Material are available at: http://yudhos.wordpress.com

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