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Archive for the ‘Analisis dan Disain SI’ Category

Business Process

Assumed that an employee (pegawai) is only one officer on the field (bagian), and a field consisting of several officers. An employee only to be leaders in one field only. Some employees can do some projects, as well as vice versa. And the project is done only on one field (bagian) and the field (bagian) can do a lot of projects. Every employee in the work are controlled by someone who came from the employees. Employees also have dependents, such as family and others.

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Overview Database Design Process

There are two main activities in database design process, there are : database design and applications design. Application design focuses on the programs and interfaces that access the database, generally considered part of software engineering. Next, in this chapter, we will focus on database design that purpose to design the conceptual schema for a database application.

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Definition

Data Flow is a network diagram illustrating a computerized system, manual or a combination of both, and representation in the form of a set of structured system components that are interconnected in accordance with the rules play. Advantage of DFD is possible to describe the system from the most high level and then them into a lower level (decomposition), whereas the lack of the DFD does not indicate the process is looping, decision-making process and the process of calculation.

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System Investigation Concepts

The problem is the gap in goal difference between the system and the actual system conditions. Investigation used to find out the cause of the failure of a system before an action. with the investigation, an analyst will understand the problem and the flow system further. Investigation aims to stabilize or show the actual problem occurred while analysts as a way to understand the system in depth.

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In this article, I will discuss to hit several things related to system development, among others: the importance of system development, principles in system development, system development alive cycle, and approach itself system development, difference between methodology, method and algorithm, several classifications from system development live cycle, technique in system development and difference between system analyst and programmers.

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Di dalam tulisan ini saya akan membahas mengenai beberapa hal yang berkaitan dengan pengembangan sistem, antara lain : perlunya pengembangan sistem, prinsip-prinsip dalam pengembangan sistem, siklus hidup pengembangan sistem, dan pendekatan pengembangan sistem itu sendiri, perbedaan antara metodologi, metode dan algoritma, beberapa klasifikasi dari siklus hidup pengembangan sistem, teknik dalam pengembangan sistem dan perbedaan antara sistem analis dan programer.

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Definition of System

I will talking about basic concept of the system. If we are discuses about system, this have two approach to attach the meaning of that. There are from his procedure and at component or element that his arrange. Looked from procedure, system is a work networks from procedures that interactions, do something work together or to completing something goal from the system. But, if we use approach element that his arrange, system is a set of elements that interactions for gain something goals.

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