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UNIT 1,2,3.4, download 11111, download BN, developers-guide-open-source…
UNIT 1,2,3.4
CHAPTER 2 : SYSTEM DEVELOPMENT METHODOLOGY
METHODOLOGY IN INFORMATION SYSTEM DEVELOPMENT
METHODOLOGY
MORE FOCUSING ON COMPREHENSIVE PLAN ACTIVITIES IN THE SYSTEM DEVELOPMENT LIFE CYCLE.
APPROACH TO SYSTEM DEVELOPMENT
STRUCUTRED FOCUSED ON PLANNING, ANALYSIS, DESIGN, IMPLEMENTATION AND OPERATION,SUPPORT,SECURITY
SOURCE OF SOFTWARE
SYSTEM PLANNING (ACTIVITIES)
PRELIMINARY INVESTIGATION
PROJECT INITIATION
SOURCES OF SYSTEM PROJECT
SYSTEM REQUEST
REASON FOR SYSTEM PROJECT
SYSTEM REQUEST DOCUMENT
PROPERLY DESIGN REQUEST PROCESS
APPROVAL COMITTE
PRUPOSED : DESCRIBING BUISNESS REASON FOR PROJECT AND SYSTEM
REASON FOR INFORMATION SYSTEM
MORE INFORMATION
STRONGER CONTROL
BETTER PEROFRMANCE
REDUCED COST
IMPROVED SERVICES
WHO REQUEST FOR INFORMATION SYSTEM
TOP MANAGEMENT DIRECTIVE
EXISTING SYSTEM
USER REQUEST
EXTERNAL FACTOR
INFORMATION SYSTEM DEPARTMENT
IMPORTANT ELEMENT OF SYSTEM REQUEST
SYSTEM REQUIREMENT
ORGANIZATIONAL VALUE
INTANGIBLE VALUE
TANGIBLE VALUE
PROJECT NAME & SPONSOR
SPECIAL ISSUE
BUDGET CONSTRAIN
ORGANIZATION NEED
WHY INFORMATION SYSTEM IMPORTANT TO ORGANIZATIONS
MORE INFORMATION
REDUCED COST
BETTER PERFORMANCE
STRONGER CONTROL
IMPROVED SERVICES
5 HRM FUNCTIONAL
SAFETY AND HEALTH
COMPESATION AND BENEFIT
HUMAN RESOURCES DEVELOPMENT
EMPLOYEE AND LABOR RELATIONS
HUMAN RESOURCES PLANNING
TYPE OF INFORMATION SYSTEM IN ORGANIZATION
EXECUTIVE INFORMATION SYSTEM
Information system that helps in decision making at the top-level of an organization.
DECISION SUPPORT SYSTEM
Provides middle managers with the information that enables them
to make intelligent decisions.
MANAGEMENT INFORMATION SYSTEM
Allow managers to monitor & direct the organization
OFFICE INFORMATION SYSTEM
Two activities clerical and managerial activities.
TRANSACTION PROCESSING SYSTEM
Records company transactions,
EXPERT SYSTEM
Expert system are designed to solve complex problems
by reasoning through bodies of knowledge.
CHAPTER 3 : FEASIBILITY ANALYSIS
ECONOMICAL FEASIBILITY
IDENTIFY ISSUE LIKE PERFORMANCE SYSTEM IN THE ORGANIZATION
TECHNICAL FEASIBILITY
RESOURCES TO DEVELOP OR BUY AND OPERATE THE SYSTEM AT USER LOCATIONS
OPERATION FEASIBILITY
THE SYSTEM CAN BE USED AFTER IT HAS DEVELOP
EVALUATION SYSTEM REQUEST
EVALUATION COMITEE
WHO RESPONSIBLE TO EVELUATE SYSTEM REQUEST
EVALUATING FEASIBLITY
HELP MANAGEMENT TO MAKE DECISION TOWARDS SYSTEM REQUEST
FOCUS ON DEVELOP SYSTEM OR BUY NEW SYSTEM TECHNOLOGY
COST BENEFIT ANALYSIS
ECONOMICAL FEASIBILITY
FOCUSING ON BUDGET AND BENEFIT TO ORGANIZATION
INTANGIBLE BENEFIT
DIFFICULTY TO MEASURE IN MONETARY FORM
TANGIBLE BENEFIT
MEASURED IN THE FORM OF MONEY
FIANCIAL MODEL
NET PRESENT VALUE
ESTIMATED COST AND BENEFIT
BREAK EVEN POINT
OPPORTUNITY COST
PRESENT VALUE
THE TIME VALUE OF MONEY
RETURN ON INVESTMENT
INDICATOR OF A COMPANY PROFILE PERFORMANCE
FEASIBILITY SUPPORT
OBTAINING SUPPORT
INTANGIBLE ADVANTAGES
MANAGEMENT OBJECTIVE
COST BENEFIT ANALYSIS
CHAPTER 4 : SOURCE OF SOFTWARE
CLOUD COMPUTING PROVIDERS
PERSONAL DEVICES TO HANDLE APPLICATIONS
PAY FOR USE
PAY FOR SERVICES
OUTSOURCING INFORMATION TECHNOLOGY SERVICES FIRM, VENDORS OF ENTEPRISE SOLUTUONS SOFTWARE (ERP)
DEVELOP CUSTOM INFORMATION SYSTEM
CAN PROVIDE DOMAIN EXPERTISE
ORGANIZATION LACK RESOURCES TO DEVELOP IN HOUSE
OPEN SOURCE SOFTWARE-SOLUTIONS
10 PRINCIPLE SOFTWARE LICENSE
DERIVED WORKS
DISTRIBUTION OF LICENSE
SOURCE CODE
LICENSE MUST BE TECHNOLOGY-NEUTRAL
FREE REDISTRIBUTION
BUILD IT YOURSELF
ENTEPRISE SOLUTION SOFTWARE
INTEGRATED TO FOCUS ON BUISNESS PROCESS RATHER THAN BUISNESS FUNCTIONAL AREAS
IN HOUSE DEVELOPMENT
COMPANY USE THEIR OWN WORKERS TO DEVELOP IT SYSTEM
PACKAGE SOFTWARE PROVIDERS
WRITTEN AND READY FOR THE BUYER INSTALL
FLEXIBLITY AND DOCUMENTATION
WEIGHTED SCORING MDEL
STEP 2:BRAINSTORM YOUR CRITERIA
STEP 3: ASSIGN MEIGHT VALUES TO YOUR CRITERIA
STEP 1 : LIST OUT YOUR OPTIONS
STEP 4: CREATE YOUR WEIGHT SCORING CHART
CHARACTERISTIC OF SYSTEM THEORY
COMUNICATION
ENGAGE IN FEEDBACK
BOUNDARIES
SYSTEM,SUBSYSTEM AND SUPERSYSTEM
GOAL
TYPES OF SYSTEM
DESINGNED
SOCIAL
BIOLOGICAL
HUMAN ACTIVITY
PHYSICAL
IMPORTANT INDIVIDUALS IN INFORMATION SYSTEM
SYSTEM USER
Is an individual who uses the system for producing something.
SYSTEM DESIGNER
Responsible for integrating the technical solutions into the daily business environment
SYSTEM DEVELOPER
In many situations, system designers are the system developers
SYSTEM ANALYST
Project Managers for information systems development.
SYSTEM OWNER
Responsible for system justification and system acceptance.
CHAPTER 1:INFORMATION SYSTEM & SYSTEM THEORY
SOFTWARE
APPLICATION SOFTWARE
UNIMAS ATTANDANCE SYSTEM
SYSTEM SOFTEARE
OPERATING SYSTEM
SYSTEM DEVELOPMENT SOFTWARE
SYSTEM SUPPORT SOFTWARE
HARDWARE
COMPUTER
PRINTER
LAPTOP
INFORMATION SYSTEM CONCEPT
SOFTWARE
DATA
PROCESS
HARDWARE
HUMAN
TYPES OF SYSTEM
CLOSED SYSTEM
OPEN SYSTEM
TYPE OF DECISION MADE IN ORGANIZATION
UNSTRUCTURE DECISION
Decision that are part routine and part intuitive
SEMI STRUCTURE DECISION
Decisions that rely heavily on judgment , intuition,
and experience.
STRUCTURE DECISION
Routine, easily understood decisions that do not
require intuition or judgment.
