System_Design_and_Configuration_1

System_Design_and_Configuration_1 - TheConfigurationPhase...

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The Configuration Phase  of Systems Design Objectives: Define candidate solutions: The possible matches between : Business requirements as defined during systems analysis Hardware and software specifications from various vendors Analyze the feasibility of alternate solutions Recommend a system solution
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Define Candidate Solutions System Analyst role - Most knowledgeable about the business requirements. System Designer role - Database administrator; advise on database technology. Network administrator: advise on network technology. Applications administer - new and existing applications development tools and standards. Deliverable The candidate solutions for a new system.
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Candidate Solutions Alternative solutions are defined in terms of their: Input/output methods, Data storage methods, Computer hardware and software requirements, People implications. Options may include: Do nothing ! Leave the current system unchanged. Reengineer the (manual) business processes, but not the computer-based processes. Enhance existing computer processes. Add a new , but limited , application (e-mail)
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  Sample  Candidate  Systems  Matrix Characteristics` Candidate 1 Candidate 2 Portion of System Computerized Brief description of that portion of the system that would be computerized in this candidate. COTS package Platinum Plus from Entertainment Software Solutions would be purchased and customized to satisfy Member Services required functionality. Member Services and warehouse operations in relation to order fulfillment. Benefits Brief description of the business benefits that would be realized for this candidate. This solution can be implemented quickly because its a purchased solution. Fully supports user required business processes for Soundstage Inc. Plus more efficient interaction with member accounts. Servers and Workstations A description of the servers and workstations needed to support this candidate. Technically architecture dictates Pentium pro, MS Windows NT class servers and Pentium, MS Windows XP workstations (clients). Same as candidate 1. Software Tools Needed Software tools needed to design and build the candidate (e. g., database management system, emulators, operating systems, languages, etc.). Not generally applicable if applications software packages are to be purchased. MS Visual C++ and MS ACCESS for customization of package to provide report writing and integration. MS Visual Basic 6.0 Visible Analyst Internet Explorer Application Software A description of the software to be purchased, built, accessed, or some combination of these techniques. Package Solution
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System_Design_and_Configuration_1 - TheConfigurationPhase...

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