National banking & delivery systems along with cultural & training challenges were evaluated too. Based on Iran governmental services constraints‚ we presented an appropriate architecture for large scale online shopping systems. Some of design phase diagrams are presented that could be useful for software developing companies. Index Terms—B2C‚ Electronic Commerce‚ Online Shopping System‚ SDLC Phases. I. INTRODUCTION As electronic services are dependent on many governmental and private organizations
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Exercise 1 1. Draw an E-R diagram for each of the following situations (if you believe that you need to make additional assumptions‚ clearly state them for each situation): a. A hospital has a large number of registered physicians. Attributes of PHYSICIAN include Physician_ID (the identifier) and Specialty. Patients are admitted to the hospital by physicians. Attributes of PATIENT include Patient__ID (the identifier) and Patient_Name. Any patient who is admitted must have exactly one admitting
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schedule can only be change by the chief of the station. II. Data Flow Diagram A. Context Diagram B. Diagram 0 C. Lower-Level Diagram III. Data Dictionary A. Elements |Label
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1 INTRODUCTION 1.1 COMPANY HISTORY Organization Name. Chinneys Schooler’stuff Nature of Business. It is a retail and wholesale business. The process starts from the owner purchases/orders from the supplier/manufacturer and then the owner sells the product to the customers that request the product. It may be a direct selling from the shop to the customer or delivery from the business to the Customer. Owner. Nanette N. Molina Contact Number.09185484775 Address. ALDP Plaza Mall‚ Diversion
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BAR DIAGRAMS Bar diagrams are one of easiest and the most commonly used devices of presenting most of the business and economic data. These are satisfactory for categorical data or series. They consist a group of equidistant rectangles‚ one of each group or category of the data in which the values or the magnitudes are represented by the length or height of the rectangles‚ the width of the rectangles being arbitrary and immaterial. These diagrams are called one-dimensional because in such diagrams
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THE PLOT DIAGRAM The plot diagram: most people learn about it somewhere in elementary school‚ and indeed‚ it is the most elementary of tools a writer and reader can use in summarizing and outlining a story. It is so basic and flexible that pretty much every story written in existence can be outlined via the plot diagram. And yet‚ there are stories that‚ when outlined‚ twist the plot diagram into interesting shapes‚ which leads me to suspect that there is a missing step in the plot diagram: the elusive
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Data Flow Diagrams * Graphically characterize data processes and flows in a business system Basic Symbols * A double square for an external entity * An arrow for movement of data from one point to another * A rectangle with rounded corners for the occurrence of a transforming process * An open-ended rectangle for a data store The four basic symbols used in data flow diagrams‚ their meanings‚ and examples [Type a quote from the document or the summary of an interesting point
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shown. force Y force X 0 0 0 time 0 time What are forces X and Y ? force X A air resistance resultant force B air resistance weight C upthrust resultant force D upthrust weight The diagram shows four forces applied to a circular object. 30 N 20 N 20 N 30 N Which of the following describes the resultant force and resultant torque on the object? resultant force resultant torque A zero zero B zero non-zero
Free Force
-Data Gathering Procedure -Respondents and Settings Respondents Settings Systems Development Life Cycle Instrument and Techniques CHAPTER IV System Diagrams Context Diagram Data Flow Diagram Flow Chart Entity Relationship Diagram Graphical User Interface Gantt Chart CHAPTER V SUMMARY OF FINDINGS‚ CONCLUSIONS‚ RECOMMENDATIONS Summary of Findings Conclusions Recommendations Researchers
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The following table contains information on this product’s task times and precedence relationships. TASK TASK TIME(SECONDS) IMMEDIATEPREDECESSOR A 30 - B 35 A C 30 A D 35 B E 15 C F 65 C G 40 E‚F H 25 D‚G 106878243848Draw a precedence diagram What is the workstation cycle time (takt time)? C = Production time per day/Output per day =450 mins. x 60 seconds / 360 units per day = 27000 seconds/ 360 units C = 75 N=275/75=3.66 (4) Balance this line using the
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