minggu 1 - ple teknik informatika

7/29/2019 Minggu 1 - PLE Teknik Informatika

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Program Studi Teknik InformatikaUniversitas Atma Jaya Yogyakarta2010

PENGANTAR SISTEM ENTERPRISE


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Outline

Apa yang dimaksud dengan SistemEnterprise ?

Functional Area pada Sistem Enterprise

Proses Bisnis dan Value Chain Model

Sistem Transaksional pada Enterprise


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Berbagai Istilah

Enterprise System

Enterprise Software

Enterprise Information System


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Enterprise System

Enterprise systems (ES) are large-scale,integrated application-software packages that

use the computational, data storage, and data

transmission power of modern informationtechnology (IT) to support processes,

information flows, reporting, and data analytics

within and between complex organizations.

(Davenport, T.H. (1998). "Putting The Enterprise

Into The Enterprise System". Harvard Business

Review(July-Aug 1998): 121131)
http://en.wikipedia.org/wiki/Information_technologyhttp://en.wikipedia.org/wiki/Information_technologyhttp://en.wikipedia.org/wiki/Business_processhttp://en.wikipedia.org/wiki/Business_processhttp://en.wikipedia.org/wiki/Information_technologyhttp://en.wikipedia.org/wiki/Information_technology


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Enterprise System


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Enterprise System

Karakteristik : Large scale or enterprise wide

Integrated, e.g., though shared database or

middleware Packaged

Application software

Real-time

Support processes and coordination of work inthe organization


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Enterprise System

Karakteristik lain:

Affect the work of many people across the organization

Mission critical (so usually require annual maintenance)

Possibly even shaping the enterprise

Record events (e.g., as documents in SAP) in the shareddatabase

Provide a shared model of reality across the organization

Support reporting for decision making

Expensive

Highly tailorable (need configuration + maybe code change) Difficult and time-consuming to implement Facilitate Internal control Frequently require considerable training


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Enterprise Software

Enterprise software, is software intended tosolve an enterprise problem (rather than a

departmental problem) and often written using

an Enterprise Software Architecture.

Due to the cost of building what is often

proprietary software, only large enterprises

attempt to build such enterprise software thatmodels the entire business enterprise and is the

core IT system of governing the enterprise and

the core of communication within the enterprise.
http://en.wikipedia.org/wiki/Softwarehttp://en.wikipedia.org/wiki/Enterprise_architecturehttp://en.wikipedia.org/wiki/Proprietary_softwarehttp://en.wikipedia.org/wiki/Information_technologyhttp://en.wikipedia.org/wiki/Information_technologyhttp://en.wikipedia.org/wiki/Proprietary_softwarehttp://en.wikipedia.org/wiki/Enterprise_architecturehttp://en.wikipedia.org/wiki/Software


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Enterprise Level Software

Enterprise level software : perangkat lunaksupport proses bisnis dari enterprise (biasanya,commercial organizations, dengan tujuanmeningkatkan enterprise's productivity andefficiency)

Layanan yang disediakan enterprise softwarebiasanya tool bisnis seperti : online shopping,online payment processing, interactive product

catalogue, automated billing systems, security,content management, CRM, ERP, BusinessIntelligence, HR Management, Manufacturing,EAI, Enterprise Forms Automation dll.


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Enterprise Level Software

Karateristik :

Performance

Scalability Robustness.

Mempunyai interface dengan ES yg lain ( contoh :LDAP , directory services)


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Enterprise Software

Tipe Software :

Dari Vendor PL

Software As a Service (SAaS)


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Enterprise Information System is generallyany kind of computing system that is of

"enterprise class". This means typicallyoffering high quality of service, dealing withlarge volumes ofdata and capable ofsupporting some large organization ("anenterprise").
http://en.wikipedia.org/wiki/Datahttp://en.wikipedia.org/wiki/Data


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Enterprise Information Systems provide a technologyplatform that enables organizations to integrate andcoordinate their business processes.

They provide a single system that is central to theorganization and ensure that information can be sharedacross all functional levels and management hierarchies.

Enterprise systems are invaluable in eliminating theproblem of information fragmentation caused by

multiple information systems in an organization, bycreating a standard data structure.
http://en.wikipedia.org/wiki/Business_processeshttp://en.wikipedia.org/wiki/Hierarchieshttp://en.wikipedia.org/wiki/Data_structurehttp://en.wikipedia.org/wiki/Data_structurehttp://en.wikipedia.org/wiki/Hierarchieshttp://en.wikipedia.org/wiki/Business_processes


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Enterprise

Situasi bisnis dalam satu entitas korporat,dalam berbagai ukuran.

Sistem yg memiliki berbagai fungsional areayang dipecah dalam sub sistem

Informasi semua fungsi dikelola secaraintegral dan dapat diakses sesuai kebutuhan


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Transaction Processing Systems

Batch Processing

Online Transaction Processing (OLTP)

Rudy Giuliani checking out ofa Wal-Mart using a bar codescanner that produces datacaptured by a transaction

processing system

Note: the barcodescanner is an example ofsource data

automation


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How Transaction Processing

Systems Manage Data


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Functional Area Enterprise

Functional area information Systems aredesigned to support a functional area byincreasing its internal effectiveness andefficiency in the following areas:

Accounting

Finance

Marketing Operations (POM)

Human Resources Management


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Procurement

Inventory

Finance

Maintenance

Engineering

Design

Controlling

Production

Planning

Sales

Shop Floor

execution

Quality

Fungsional Area dalam Enterprise

Enterprise


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Contoh Functional Area


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Proses Bisnis A business process or business method is a collection of related,

structured activities or tasks that produce a specific service or product(serve a particular goal) for a particular customer or customers.

It often can be visualized with a flowchart as a sequence of activities.(Thomas Davenport (1993). Process Innovation: Reengineering work through

information technology. Harvard Business School Press, Boston)

Cara untuk mengorganisasikan, mengkoordinasikan, dan fokus untukmemproduksi produk atau layanan yang bernilai

Aliran kerja nyata dari material, informasi, dan pengetahuan sekumpulan aktivitas

Cara yang unik untuk mengkoordinasikan kerja, informasi, danpengetahuan

Cara yang dipilih oleh manajemen untuk mengkoordinasikan kerja

Proses Bisnis dan Sistem Informasi
http://en.wikipedia.org/wiki/Task_(project_management)http://en.wikipedia.org/wiki/Task_(project_management)http://en.wikipedia.org/wiki/Flowcharthttp://en.wikipedia.org/wiki/Flowcharthttp://en.wikipedia.org/wiki/Task_(project_management)


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Contoh Proses Bisnis


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Manufacturing and production:Assemblingproduct, checking quality, producing bills of materials

Sales and marketing:Identifying customers, creating

customer awareness, selling Finance and accounting:Paying creditors, creating

financial statements, managing cash accounts

Human Resources:Hiring employees, evaluatingperformance, enrolling employees in benefits plans



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Cross-Functional Business Processes

Melampaui batasan antara sales, marketing,manufacturing, dan research and development

Melibatkan sekelompok pekerja dari keahlianfungsional yang berbeda untuk menyelesaikansuatu pekerjaan

Contoh: Order Fulfillment Process



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Figure 2-12

The Order Fulfillment Process



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Masalah umum yang dihadapi Perusahaan

Berfokus pada Fungsidaripada Proses

Aplikasi dibangun over time.

Data yang inkonsisten dan redundan

Penyampaian informasi yang terlambat

Kesulitan dan kontrol manajerial

Kesulitan dalam memonitor produktivitas proses

Reaksi untuk perubahan lambat


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Sistem Informasi Enterprise

Sistem Informasi berskala enterprise mengintegrasikanbermacam fungsionalitas yang ada dalam sebuah

perusahaan/enterprise

Integrated Enterprise


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Tujuan dan Tantangan SIE

Integrasi: Sistem yang berbeda melayani bermacam fungsi,menghubungkan level-level organisasional sulit, mahal

Memperluas cakupan pemikiran manajemen: Investasi

sistem yang besar, waktu pengembangan yang lama harusdipandu dengan tujuan yang sama

Memaksimalkan persepsi pelanggan tentang nilai tambahmelalui penggunaan best business practices dan kendali

real time. Meningkatkan inelastisitas permintaan pelanggan dan

meminimalkan biaya secara simultan.


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Value Chain
http://upload.wikimedia.org/wikipedia/commons/7/70/Porter_Value_Chain.png

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