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SYSTEM ANALYSIS - Coggle Diagram
SYSTEM ANALYSIS
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Preliminary Analysis
System Requirements :
During requirements modeling, systems developers must identify and describe all system requirements.
A system requirement is a characteristic or feature that must be included in an information system to satisfy business requirements and be acceptable to users.
5 System Requirements:
3) Processes:
The student records system must calculate the GPA at the end of each semester.
The video rental system must not execute new rental transactions for customers who have overdue videos.
4) Performance:
The system must support 25 users online simultaneously.
Response time must not exceed four seconds.
The system must be operational seven days a week, 365 days a year
2) Inputs:
Manufacturing employees must swipe their ID cards into online data collection terminals that record labor costs and calculate production efficiency.
The department head must enter overtime hours on a separate screen.
5) Controls:
The system must provide logon security at the operating system level and at the application level.
The system must maintain separate levels of security for users and the system administrator.
1) Output:
The Web site must report online volume statistics every four hours, and hourly during peak periods.
The purchasing system must provide suppliers with up-to-date specifications
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