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List the six phases of the SYSTEMS DEVELOPMENT CYCLE
- 1. Feasability
- 2. Definition
- 3. Design
- 4. Development
- 5. Implementation
- 6. Systems Maintenance
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The Feasibility phase determines if a business computer system is ______ and if it is ______.
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List the steps that need to be completed in the feasibility phase.
- Define the problem (what is and what should be)
- Steering committee needs to approve before project team proceeds
- Verify if a business computer system is needed
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Technical Feasibility is simply determining whether a _______ can solve each problem.
computer
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Cost Feasibility includes these 5 parts:
- Computer
- Programs (build or purchase)
- Data (entry or conversion)
- Procedures (need to be developed)
- People (need training)
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Schedule Feasible is when you determine if a computer system can be implemented ____ ____ to solve the problem.
in time
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The 4 parts of the Feasibility Phase are:
- Defining the Problem
- Technical
- Cost
- Schedule
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When the 4 parts of the Feasibility Phase are completed, what must you do?
Take the results to the steering committee
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The Definition Phase is where the final systems ________ are determined from a user's perspective.
requirements
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The 3 parts of the Definition Phase are:
- Requirements
- Alternative Specifications
- Evaluate and Select the Best Alternatives
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In the Definition Phase, Requirements determine what _______ the system must produce to solve the _______ or goals.
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In the Definition Phase, Alternative Specifications is when you identify at least ___ or ____ alternates to obtain the ________ identifiedd to solve the user requirements.
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The necessary ______ _______ ______ _____ _______ need to be identified for each alternative.
- Hardware
- Software
- Data
- Procedures
- Personnel
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The Design Phase is when the ________ of the 5 components of a business computer system is created.
structure
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The five functions that need to be designed are:
- Input and Output screens and documents
- Data Bases
- Programs
- User Operational Procedures
- Training Materials and Procedures
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In the Development Phase, you do these 4 things.
- Write or purchase programs
- Write procedures
- Train Employees
- Unit test the new system
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In the Development Phase you will ____ or _____ programs
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In the Development Phase, you will write _______.
procedures
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In the Development Phase, you will ______ employees.
train
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In the Development Phase, you will ______ test the new system.
unit
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The Implementation Phase is when you implement a new ________.
system
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List 4 ways to implement a new system.
- Plunge
- Parallel
- Pilot
- Piecemeal
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The ________ system of implementation is the worst way to go. Too risky.
Plunge
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_______ implementation is when both the new and old system run for for some time until you are certain that the new system is working.
Parallel
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_______ implementation is when a new system is implemented among a small group of users.
Pilot
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_________ implementation is when the new system is installed in pieces at a time.
Piecemeal.
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Maintenance is the final part of a Systems Development Cycle and requires _______ and improving the system based on ________ ________ and ______ _______ _______.
- adjusting
- periodic evaluations
- new business conditions
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List the 4 parts of Negotiating a Project
- SCOPE
- DEADLINE
- RESOURCES (COST)
- QUALITY
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If one negotiated part of a project changes, then at least one of the others will be ______.
impacted.
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