Matakuliah
Tahun
Versi
: M0184 / Pengolahan Data Distribusi
: 2005
:
Session – 1
INTRODUCTION
OBJECTIVES
• INFORMATION SYSTEM
• IMPLEMENTATION OF INFORMATION SYSTEM IN
ORGANIZATION
• PROBLEMS AROUND SYSTEM INFORMATION
IMPLEMENTATION
• PUSH VS PULL TECHNOLOGY
INFORMATION SYSTEM
• An Information system is a system that
collect and stores data
• A System is a group of interdependent
items that interact regularly to perform a
task
SYSTEM INFORMATION
Three-tier Architecture of
implementing system information :
• User Interface
• Applications
• Databases
INFORMATION SYSTEM APPLICATION
•
•
•
•
•
•
PURCHASING
STUDENT ADMINISTRATION
HUMAN RESOURCES
CUSTOMER RELATION MANAGEMENT
SUPPLY CHAIN
ETC
PROBLEMS AROUND SYSTEM
INFORMATION IMPLEMENTATION
TECHNOLOGICAL PROBLEM :
• INTERSITE ACCESSING AND PROCESSING IS CARRIED
OUT EFFICIENTLY
• TRANSFORMING DATA AND INTEGRATING PROCESS
BETWEEN NODES/SITES
• DISTRIBUTING DATA AROUND THE DISPERSED SITES IN A
OPTIMAL MANNER
• CONTROLLING ACCESS TO COMPUTERIZED
INFORMATION LINKED BY COMMUNICATION NETWORKS
• SUPPORING RECOVERY FROM FAILURE
• LOCAL AND GLOBAL SISTEM REMAIN A TRUE
REFLECTION OF THE REAL WORLD UNDER
CONSIDERATION BY AVOIDING DESTRUCTIVE
INTERFERENCE BETWEEN DIFFERENT TRANSACTION
AGAINTS SYSTEM
PROBLEMS AROUND SYSTEM
INFORMATION IMPLEMENTATION
CONT’D
USER AND ORGANIZATIONAL PROBLEM :
• DEVELOPING MODEL FOR ESTIMATING CAPAVITY AND OTHER
REQUIREMENTS AND THE EXPECTED TRAFFIC AGAINTS
DISTRIBUTED SYSTEM
• SUPPORTING THE DESIGN OF DISTRIBUTED INFORMATION
SYSTEM
• COPING WITH COMPETITION FOR RESOURCES BETWEEN
NODES/SITE
USER PULL VS TECHNOLOGY PUSH
USER PULL
DATABASE
SYSTEM
TECHNOLOGY
PUSH