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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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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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
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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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Review Questions Chapter 2: What is a business case? How does a business case affect an IT project? A business plan that forecasts costs and revenues for a particular project over several years‚ especially to attract financing. It affects because it would say whether the IT project is good enough to go or should it be abandoned. So for any company can save money. What is a SWOT analysis and why is it important? A SWOT analysis is to study any factor affecting any company and
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do not know how to use computer. Many of them have jobs but their doing it manually. Blind people are not able to use computer because of their condition. How to provide the blind people trainings on how to use a computer? (See Appendix C for Fishbone Diagram) Importance of the Study It
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FLOWCHART A flowchart is a type of diagram that represents an algorithm or process‚ showing the steps as boxes of various kinds‚ and their order by connecting them with arrows. This diagrammatic representation illustrates a solution to a given problem. Process operations are represented in these boxes‚ and arrows; rather‚ they are implied by the sequencing of operations. Flowcharts are used in analyzing‚ designing‚ documenting or managing a process or program in various fields.[1] Overview[edit]
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Project 1 Deliverables: Two Diagrams‚ One Summary Bryan Kelly 02/09/2014 NW 306 “Intro to Network Security” Project 1: Network Diagram with Security Features Defense in Depth and Web Security Summary Report The purpose of this summary is to explain the changes made in the to-be diagram from the previous as-is diagram. Also‚ to note the protective hardware added‚ and the justification for the changes made. The to-be diagram has been changed or altered
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process and how the structure and layout of classes and other items should and could look. For this we created diagrams to assist development efforts such as the collaboration diagrams and class diagrams. We decided on collaboration diagrams versus sequence diagrams in the
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