Week 7

Posted On Mei 2, 2009

Disimpan dalam Information System Design

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In this time, I have given a description of ERD in subjects ADSI. But I see some gaffe in ERD  . Here is the ERD :
gambar-er
from the picture above, we can see 2  awkwardness that is:
1. no cardinality between PART and PROJECT
2. Ternary relation between TANGGUNGAN and PROJECT

Week 6

Posted On April 25, 2009

Disimpan dalam Information System Design

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DATABASE NORMALIZATION

Database design process (review):
- Gather user needs / business
- Develop a needs-based ER Model user / business
- Convert E-R model to the set of relations –> tables in database
- Normalisasikan relations, to remove anomalies
- Implemented to create a database with a table for each relationship that is  normalization
(Baca Terusannya)

Week 5

Posted On April 19, 2009

Disimpan dalam Information System Design

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Definition of the database:

A set of data stored in the magnetic disk, optical disk or other secondary storage

Collection of integrated data-related data of an enterprise (company, government or private)

Manufacturing companies -> data production planning, actual production data, data ordering materials, etc.

Hospital -> patient data, doctor, nurse, etc.

(Baca Terusannya)

week 4

Posted On April 4, 2009

Disimpan dalam Information System Design

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Data Flow Diagram Also called DFD

DFD goal :

- Describes the distribution of the modules to a smaller point of view

- Easier for users with less understanding to understand the field of computer systems that will be done

(Baca Terusannya)

Week 3

Posted On Maret 27, 2009

Disimpan dalam Information System Design

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Initial Observation and Needs Analisys

Why we need Initial Observation and Need Analisys? There are some reasons :
1.Gap difference between the purpose of the system and actual system conditions

2. Reports detection problem is not really real , i.e :
- Too ideal destination
- Lack of resources and / or attitude
- Measurement system is less accurate
- System that is the purpose behind
- The difference between the system and the iddle system

(Baca Terusannya)

Week 2

Posted On Maret 7, 2009

Disimpan dalam Information System Design

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This is all about our classes in information and system design from week 3..continue from Week 1 post..

Before we start to build and develop an information system, we need to know the reasons need to be done so that the development of a system. Here are some reasons for the development of a system :

(Baca Terusannya)

Week 1

Posted On Februari 20, 2009

Disimpan dalam Information System Design

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Wuihh..gila rek..hampir 2 tahun gak nulis blog..untung sik aktif ni blog..:D

Sik..sik sekarang ini mesti pake bahasa inggris ngblognya..:D

Oke..oke jadi kita akan mulai pake bahasa inggris.., Jadi saat ini kita akan membahas tentang ADSI…”eit..eit mas..kok pake bahasa indonesia?”…hehehe

Ok…now start writing in english..:D

Let us start about ADSI..!
Do you know what is ADSI?..wekekeke..That is funny acronym if we remove the “D”..:D
Yes..right..ADSI is acronym from Analisis dan Desain Sistem Informasi..one of more course that I was take..

(Baca Terusannya)