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The System Study Dr. Merle P. Martin CSU Sacramento Agenda Waterfall Model Preliminary Design Checklists The System Study Go / No-go Decision The FHC Presentation Waterfall Model Development process not really serial May redo steps

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the system study
The System Study

Dr. Merle P. Martin

CSU Sacramento

agenda
Agenda
  • Waterfall Model
  • Preliminary Design Checklists
  • The System Study
  • Go / No-go Decision
  • The FHC Presentation
waterfall model
Waterfall Model
  • Development process not really serial
  • May redo steps
  • Waterfall model of Systems Analysis
    • Figure 9-9
preliminary design checklists
Preliminary Design Checklists
  • Pages 303-307
  • Output
  • Input
  • Files
  • Interactive screens
  • Processes
output
Output
  • Make report look good
  • Include only fields needed
  • 80-position format
  • Print layout form (Figure 9-1)
input
Input
  • Easy to use
  • Concise (only required fields)
  • Aesthetically pleasing
  • Machine-readable
files
Files
  • Consolidate files with similar names
  • Not too much detail at this time
  • ERD
  • Data-element-to-file table (Figure 9-5)
interactive screens
Interactive Screens
  • Well-balanced (e.g., spacing)
  • Not cluttered (20% rule)
  • Minimize use of color
  • Use highlighting (15%)
processes
Processes
  • Eliminate if don’t alter data
  • Consolidate similar processes
  • Make serial processes parallel
    • e.g., multiple form copies
  • Decouple processes
    • place data store between
the system study10
The System Study
  • Problem Statement
  • Existing System Documentation
    • project may be delayed
  • Problem Correction Alternatives
  • Recommended Solutions
  • Documentation
    • in appendices
go no go decision
Go / No-go Decision
  • Possibilities
    • Rework
    • Scrap
    • Delay
    • Proceed with SDLC
  • Figure 9-9, page 314
fhc system proposal
FHC System Proposal
  • Foundation Health Corporation existing systems:
    • PROMIS: memberships and renewals
    • PROGRES: price quotes
    • QCARE: medical claims / other customer service
proposal
Proposal
  • Replace PROMIS and PROGRES with new system
  • Link to QCARE
  • Two phases
  • New system is Foundation Rating and Enrollment System (FARE)
today s systems
Today’s Systems

Premium

Accounting

Quote Disks

PROGRESS &

Other Quoting Systems

PROMIS

Spreadsheets

Q/Care

IBM Mainframe

Underwriting

Spreadsheets

Sales

Under-

writing

fare phase 1 eliminate progress

Premium

Accounting

FARE Phase 1 (Eliminate PROGRESS)

New Premium

Accounting

Interface

Q/Care

DB2

IBM Mainframe

Sales

FARE

Under-

writing

fare phase 2 eliminate promis

Premium

Accounting

FARE Phase 2 (Eliminate PROMIS)

Renewal

Process

New Premium

Accounting

Interface

Q/Care

DB2

IBM Mainframe

Sales

FARE

Under-

writing

fare objectives
FARE Objectives
  • Multi-state, multi- product rating system
  • Step to paperless process
  • Manage work flows
  • Integrate info sources
  • FHC common look for proposals
  • Utilize existing technology
  • Enterprise-level database
fare cost benefit
FARE Cost / Benefit
  • Cost reductions
  • Revenue enhancements
  • Alternatives
    • reengineer current system
    • in-house design new system
    • off-the-shelf product
    • culture eliminated outsourcing design
  • Tangible / Intangible matrix
benefits grid
Benefits Grid

Tangible Intangible

Improve Profitability Cross-Selling Opportunities

of New Business

Improved Member Retention

More Less Paperwork and

Revenue Administration Costs / Higher System Availability

Increase in Prospecting

of New Business

Elimination of Duplicate Accurate Rating (Single-Rating

Data Entry Engine Concept)

Less Costs Multiple Proposals / Improved Audit Process

Improved Communication

Improved Speed of Turnaround

Rekeying of Proposals in Word

concepts to remember
Concepts to Remember
  • Preliminary Design checklists
  • System Study contents
  • Go / No-go decision