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MultiMedia by Stephen M. Peters 2001 South-Western College Publishing
Chapter19InformationSystems and
Technology
Introduction to
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MultiMedia by Stephen M. Peters 2001 South-Western College Publishing
Sasaran Pembelajaran
Uraikan komponen kunci sebuah komputer dan
menjelaskan tujuan mereka.
Diskusikan perbedaan proses komputer dan
berhubungan teknologi, kontribusi bagi bisnis.
Uraikan sebagian dari tantangan kunci mengelola
teknologi informasi.
Identifikasi kemunculan teknologi dan implikasinya.
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MultiMedia by Stephen M. Peters 2001 South-Western College Publishing
Information Technologies
Increasing Value
Management
Information
Systems
Improve
DecisionMaking
Firm's
EarningsFirm's
Value
Improve
Efficiency
Firms
Revenue
Firms
Expenses
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MultiMedia by Stephen M. Peters 2001 South-Western College Publishing
MIS
Sistem informasi manajemen (MIS): mengatur adopsi,
penggunaan, dan manajemen teknologi informasi.
Teknologi Informasi meliputi :
Komputer
Telekomunikasi
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MultiMedia by Stephen M. Peters 2001 South-Western College Publishing
Arsitektur Sistem : Empat komponen
Kunci
Central Processing Unit (CPU)
Primary Storage
Secondary Storage
PeripheralsEverything You Need In A PC
Business Online:
Gateway
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Central Processing Unit (CPU)
Jantung suatu komputer.
Melaksanakan semua kalkulasi dan informasi gerak antar
komputer dan komponen lain.
pergerakan atau Kecepatan diukur dalam Megahertz.
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Primary Storage
Di mana informasi untuk sementara disimpan :
Random access memory (RAM).
Memori di mana data dan program berjalan dijaga
dan diakses.
Biasanya aplikasi akan berlari lebih cepat dengan
tersedianya RAM
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MultiMedia by Stephen M. Peters 2001 South-Western College Publishing
Secondary Storage
Meliputi :
Hard drives
Floppy disks
Magnetic tapes
CD ROMS
Lebih permanen dan kadang-kadang dapar
dipindahkan (removable storage).
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MultiMedia by Stephen M. Peters 2001 South-Western College Publishing
Kategori Sofware
Perangkat lunak Sistem atau Operasi : mengatur perangkatlunak program yang lain di dalam suatu sistem.
Aplikasi Perangkat lunak: program yang melaksanakan
fungsi spesifik.
Middleware: mengijinkan program aplikasi lain untukbekerja sama satu sama lain.
Perangkat lunak Utility : program yang melaksanakan
fungsi spesifik yan] biasanya untuk sistem.
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Menggunaan komputer
Computational Model
Sistem pengolahan data Interorganizational Sistem
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MultiMedia by Stephen M. Peters 2001 South-Western College Publishing
Sistem data proses
Akurasi
Kecepatan
KeluasanFleksibilitas
Keuntungan:
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MultiMedia by Stephen M. Peters 2001 South-Western College Publishing
Interorganizational Systems (IOS)
Sistem remote job entry (Remote job
entry systems)
Data elektronik Pertukaran
(Electronic data interchange -EDI) Pelayanan informasi komersial
(Commercial information service)
Penggunaan Komputer dan teknologi telekomunikasi untuk
memindahkan informasi ke pihak luar dari perusahaan.
Jenis-jenis IOS :
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Managing Information Technologies
Five Areas of Particular Importance
System Architecture
Acquiring Software
Development of
Information Systems
Implementation of
Information Systems
Security of
Information Systems
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Managing Information Technologies
System Architecture
Stand-Alone System
Mainframe System
Network System
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Managing Information Technologies
Acquiring Software
Compatibility
Upgradeability
Support
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Managing Information Technologies
Development of Information Systems
Enterprise Resource Planning
Systems Development Life Cycle
Incremental Development Techniques
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Managing Information Technologies
Implementation of
Information Systems
Overcome Passive Resistance
Overcome Active Resistance
Techniques For Successful Implementation
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Managing Information Technologies
Memastikan dukungan manajemen puncak.
Memasikan kebutuhan untuk sistem telah
dibentuk dan dikomunikasikan ke para pemakai. Meliputi penggunaan sistem di dalam disain dan
proses pengembangan.
Disain sistem yang dapat mendorong organisasi
Implementation Techniques
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Managing Information Technologies
Security of
Information Systems
Espionage: process of illegally gathering information.
Computer Virus: a program that attaches itself to
programs or disks and causes damage.
Sabotage: destruction of information by a perpetrator.
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Computer Virus Hygiene
Jangan menggunakan perangkat lunak kecuali jika daripenjual dikenal.
Jangan mengijinkan diskette dari komputer yang tak
dikenal untuk digunakan pada komputer anda. MENGGUNAKAN ANTIVIRUS
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Two Important Emerging
Technologies
Worldwide Network
Truly Intelligent SystemsTechnology
Explosion
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Worldwide Network
E-Commerce
Shopping all day everyday.
Availability of Information
Many reliable sources without leavinghome.
Infrastructure
Bandwidth expansion and updating.
Virtual Reality
Provides for a Sense of Being There.
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Truly Intelligent Systems
Artificial intelligence (AI)
Komputer bersifat percobaan dengan banyak
CPUS yang beroperasi secara serempak
Tujuan intelligence (AI) akan
melaksanakan tugas seperti, pemikiran
logis, bahasa, visi, dan motor skills
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