CIS Flashcards
Gather and analyze facts about problems with current system and formulate solution
Systems Professionals
Primary users needs are solicited
End Users (Managers, Operations Personnel, Accountants, Internal Auditors)
Individuals who have an interest in the system but are not end users
Stakeholders (Accountants, Internal and external Auditors)
Readily available
and readily use of software system.
Turnkey Systems (Commercial Systems)
You need to further edit but it has it’s own accounting system.
General Accounting systems (Commercial Systems)
You can acquire what you need, there is only certain item in general accounting system.
Special purpose systems (Commercial Systems)
Moving from one system to another without human intervention.
Office Automation systems (Commercial Systems)
Doesn’t have items, only has modules.
Backbone systems (Commercial Systems)
there is a supporting vendor when making the system.
Vendor Supported systems (Commercial Systems)
Advantages of Commercial Software
Implementation Time
Cost
Reliability
Disadvantages of Commercial Software
Independence
The need for customized systems (becomes dependent on vendor)
Maintenance
Links individual projects or applications to the strategic objectives of the firm.
Systems Planning
allocation, processing, budgeting, informed decisions by systems specialists
Strategic Systems Planning
- Authorizing development of new systems
- Addressing and documenting user needs
- Technical design phases
- Participation of internal auditors
- Testing program modules before
implementing
o Testing individual modules by a team of
users, internal audit staff, and systems
professionals
Systems Development Activities
develop in existing technology
Technical Feasibility
availability of
funds
Economic Feasibility
conflicts between conceptual concept & discharge liabilities
Legal Feasibility
Compatibility
Operational Feasibility
ability to implement within acceptable time
Schedule Feasibility
Data Source
Data Flows
Error Rates
Data Stores
Controls
Resource Costs
Data Processes
Transaction Volumes
Bottlenecks and Redundant Operations
Gathering Facts and Facts Gathering Techniques
PHASE 1 (Phases and Associated Documentation)
Systems Planning
PHASE 2 (Phases and Associated Documentation)
Systems Analysis
PHASE 3 (Phases and Associated Documentation)
Conceptual System Design
ITERATIVE APPROACH
reduced time for cost development, maintenance, testing and improved user support & flexibility
PHASE 4 (Phases and Associated Documentation)
System and Evaluation and Selection
PHASE 5 (Phases and Associated Documentation)
Detailed Design
PHASE 6 (Phases and Associated Documentation)
Application Programming and Testing
PHASE 7 (Phases and Associated Documentation)
System Implementation (Go Live)
PHASE 8 (Phases and Associated Documentation)
Systems Maintenance