Sistem & Teknologi Informasi by:
Kudang B. Seminar, MSc, PhD
2/13/2013
Kudang B. Seminar
Ranah Hirarkhi SI
Manajemen SI Sumberdaya & Aktivitas Pengembangan SI Solusi Proses Bisnis Aplikasi SI Untuk Operasional, Manajerial, & Misi Strategis Teknologi SI
Hardware, Software, Telecommunications,& Data Management Konsep Dasar SI Konsep Model, Perilaku dan Teknis 2/13/2013
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Model Sistem Informasi (SI) Performance Control System
Data
Process
Info
Data Store 2/13/2013
N E T WAR E Kudang B. Seminar
Rantai Produksi Informasi
Users
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Definisi Teknologi Informasi TI) Teknologi informasi (TI) adalah teknologi elektronik untuk akuisisi,, pengolahan akuisisi pengolahan,, penyimpanan penyimpanan,, produksi dan distribusi informasi.. (Gunton informasi Gunton,, 1994 1994))
Sistem Komputer
TI Sistem Telekomunikasi
Data vs Information Data: Fakta hasil observasi atau pengukuran yang masih mentah Informasi: data yang telah Informasi: diolah/ditransformasi menjadi suatu yang berarti dan bermanfaat untuk pengguna (users) tertentu Data
Information
Data Pegawai Data Proyek Data Wilayah 2/13/2013
Data Processing
Hasil Analisis
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Sales Data
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Sales Data
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Sales Information
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Akuisisi Data Geografis
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Analisis Wilayah
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Analisis Spasial
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Information Quality Time Dimension • Timeliness • Currency
Content Dimension
•Frequency
• Accuracy
•Time period
• Relevance
Form Dimension
• Completeness
• Clarity
• Conciseness
• Detail
•Scope
• Order
•Performance
• Presentation 2/13/2013
•Media
Kudang B. Seminar
Information Quality Time Dimension • Timeliness: keseketikaan waktu tersedianya informasi • Currency: keterkinian kebenaran informasi •Frequency: kekerapan informasi disajikan •Time period: menunjukkan info masa lalu, kini, dan mendatang
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Information Quality Content Dimension • Accuracy: ketepatan & ketelitian produk informasi • Relevance: relevansi dengan konteks observasi/user tertentu • Completeness: kelengkapan/keutuhan informasi • Conciseness: kepadatan & keringkasan informasi • Scope: cakupan info yang diperlukan: luas atau detail • Performance: dapat menunjukkan kinerja • Confidentiality: kerahasiaan info bagi yang berhak • Validity: keabsahan info maupun proses produksi info sesuai dengan batasan 2/13/2013 Kudang B. Seminar yang ditetapkan
Information Quality Form Dimension • Clarity: kejelasan/kemudahan dipahami • Detail: kingkat kekhususan yang sesuai • Order: struktutr aliran/urutan info yang disajikan
• Presentation: style dan penampilan yang digunakan • Media: media yang digunakan dalam penyampaian info: paper, layar lebar, foto, suara, film, video
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Penentu Kualitas Informasi • Kualitas dan kuantitas data (GiGo: Garbage in Garbage out) • Kualifikasi SDM • Sopistikasi dan Utilisasi Teknologi (Hardware, Software, Netware) • Formalisasi Prosedur Operasi
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Kudang B. Seminar
Classification of IS Applications
Information Systems
Operations Support of Support Business Systems Operations Transaction Process Processing Control Systems Systems
Management Support of Support Managerial Systems Decision Making
Enterprise Collaboratio n Systems
MIS
Decision Support Systems
Executive Information Systems
Processing Control of Office Prespecified Interactive Information Business Industrial Communications Reporting for Decision Tailored for Transactions Processes and Productivity Managers Support Executives 2/13/2013
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Transaction Processing Systems Sample: Order Transaction
2/13/2013
Kudang B. Seminar
National Gobel in Brief
NABEL, 3/7/2003
Products
: TV, Audio, Refrigerator, Air Conditioner, Washing Machine, Electric Fan, Electric Iron, Pump, Car Audio, Pants Press
Brand
:
Established
: July 27, 1970
Audio Factory
2/13/2013
Air Conditioner Factory
Refrigerator Factory
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Collaboration Systems: Office Meeting & Discussion Forums
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Kudang B. Seminar
Decision Support Systems Decision-support systems (DSS) assist management decision making by combining data, sophisticated analytical models, and user-friendly software into a single powerful system that can support semi-structured or unstructured decision making. Examples American Airlines Price & route selections General Accident Customer buying Insurance patterns & fraud selection Frito-Lay, Inc. Price, advertising, & promotion selection Burlington Coat Store location & Factory inventory mix 2/13/2013
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Analisis Spasial
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Executive Information Systems (EIS) An integrated EIS package combines the ability to organize and present data in such a manner that it provides information supporting the analytical, communicative, and planning needs of executive users. Numerous general-purpose applications are combined into one program to support electronic mail, company internal and external news reporting, word processing, electronic calendars, address lists, and presentation graphics.
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DNC’s EIS Main Menu
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DNC’s EIS - Dashboard
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DNC’s EIS – Sub Menu
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Mengapa Organisasi Perlu Dukungan SI? •Support of business operations •Support of managerial decision making •Support of strategic advantage
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