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  • 1. IF1524Sistem Pendukung Keputusan(Decision Support System) Disusun Oleh:Irfan Subakti Jurusan Teknik InformatikaFakultas Teknologi InformasiInstitut Teknologi Sepuluh NopemberSurabaya2002

2. KATA PENGANTAR Kuliah Sistem Pendukung Keputusan di Jurusan Teknik Informatika, Fakultas TeknologiInformasi, Institut Teknologi Sepuluh Nopember (ITS), ini diberikan sebagai salah satu Mata KuliahPilihan yang termasuk dalam bidang minat Sistem Informasi yang memiliki bobot 3 SKS (SatuanKredit Semester). Tujuan yang ingin didapat dari Mata Kuliah ini adalah untuk memberikan dasar pengertiantentang pengambilan keputusan dalam organisasi dan penggunaan sistem berbasis komputer untukmendukung pengambilan keputusan. Tak ada gading yang tak retak, demikian jugalah dalam penyusunan Buku Panduan ini.Kami mohon maaf bila ada kekurangan. Semoga Tuhan Yang Maha Pengasih memberikan segalakurnia-Nya kepada kita dalam segenap langkah-langkah kita ini. Amiin. Penyusunirfan@its-sby.eduiiSistem Pendukung Keputusan Irfan Subakti 3. DAFTAR ISI HalamanKATA PENGANTAR .................................................................................................................. iiDAFTAR ISI ........................................................................................................................... iiiTUJUAN INSTRUKSIONAL UMUM ............................................................................................viiMATERI ..............................................................................................................................viiPRASYARAT MATA KULIAH .....................................................................................................viiPUSTAKA ..............................................................................................................................viiBAB 1MANAGEMENT SUPPORT SYSTEM (MSS).................................................................... 11.1. Manajer dan Dukungan Komputer.............................................................................. 11.2. Managerial Decision Making & Management Information Systems (MIS). ..................... 11.3. Kerangka Kerja Decision Support (DS). ...................................................................... 11.4. Decision Support Systems (DSS)................................................................................ 21.5. Group Support Systems (GSS). .................................................................................. 21.6. Executive Information (atau Support) Systems (EIS atau ESS). ................................... 31.7. Expert Systems (ES). ................................................................................................ 31.8. Neural Computing (Artificial Neural Network).............................................................. 31.9. Evolusi dari Alat Pengambil Keputusan Terkomputerisasi............................................. 31.10. Pelbagai Perbedaan diantara MIS dan DSS. ................................................................ 51.11. Hubungan antara Decision Support-Expert System. .................................................... 51.12. Dukungan dari Pengambilan Keputusan. .................................................................... 61.13. Hybrid Support Systems. ........................................................................................... 71.14. Computer-Based Information Systems di Departemen Personalia................................. 71.15. Kesimpulan. ............................................................................................................. 8BAB 2PENGAMBILAN KEPUTUSAN, SISTEM, PEMODELAN, DAN DUKUNGAN ......................... 92.1. Sistem. .................................................................................................................... 92.2. Model. ................................................................................................................... 102.3. Proses Pemodelan. ................................................................................................. 102.4. Intellegence Phase.................................................................................................. 112.5. Design Phase.......................................................................................................... 112.5.1. Komponen-komponen Model Kuantitatif. .................................................................. 112.5.2. Struktur Kuantitatif Model. ...................................................................................... 122.5.3. Prinsip Pemilihan. ................................................................................................... 122.5.4. Pengembangan (Penyediaan) Alternatif.................................................................... 132.5.5. Memprediksi Hasil dari Setiap Alternatif.................................................................... 142.5.6. Pengukuran Hasil (Level Pencapaian Tujuan)............................................................ 142.6. The Choice Phase. .................................................................................................. 142.7. Evaluasi: Multiple Goals, Analisis Sensitivitas, What-If, dan Pencarian Tujuan. ......... 152.8. Faktor Kritis Sukses. ............................................................................................... 162.9. Implementasi. ........................................................................................................ 162.10. Bagaimana Keputusan itu Didukung? ....................................................................... 172.11. Human Cognition Manusia dan Gaya Keputusan. ...................................................... 172.12. Kesimpulan. ........................................................................................................... 18BAB 3DECISION SUPPORT SYSTEMS ................................................................................ 193.1. Pengertian. ............................................................................................................ 193.2. Karakteristik dan Kemampuan DSS. ......................................................................... 193.3. Komponen DSS....................................................................................................... 213.4. The Data Management Subsystem........................................................................... 223.5. The Model Management Subsystem. ........................................................................ 233.6. The Knowledge Subsystem...................................................................................... 243.7. The User Interface (Dialog) Subsystem. ................................................................... 243.8. User....................................................................................................................... 253.9. Hardware dan Software DSS. .................................................................................. 263.10. Klasifikasi dan Dukungan DSS.................................................................................. 263.11. Gambaran Menyeluruh. ........................................................................................... 283.12. Level Teknologi. ..................................................................................................... 283.13. Kesimpulan. ........................................................................................................... 29BAB 4MANAJEMEN DATA ................................................................................................. 304.1. Sumber Data. ......................................................................................................... 304.2. Pengumpulan dan Permasalahan Data. .................................................................... 30 iiiSistem Pendukung Keputusan Irfan Subakti 4. 4.3. Pelayanan Database Komersial. ............................................................................... 304.4. Database dan Manajemen Database. ....................................................................... 314.5. Fourth-generation Systems...................................................................................... 314.6. Struktur Database dan SQL. .................................................................................... 324.7. Object-oriented Database........................................................................................ 324.8. Aplikasi Database dan Spreadsheet.......................................................................... 324.9. Enterprise DS dan Information Warehouse. .............................................................. 334.9.1. Konsep Information Warehouse (IW). ...................................................................... 334.10.Arsitektur Client/Server. .......................................................................................... 344.11.Multidimensionality. ................................................................................................ 344.12.Pengaksesan Data: Data Dipping. ............................................................................ 354.13.Intelligent Database................................................................................................ 354.14.Kesimpulan. ........................................................................................................... 36BAB 5PEMODELAN DAN MANAJEMEN MODEL.................................................................... 375.1. Pemodelan dalam MSS............................................................................................ 375.2. Model Statis dan Dinamis. ....................................................................................... 375.3. Certainty, Uncertainty, dan Resiko. .......................................................................... 375.