Tutorial Week 7 - Class and Entity-Relationship Diagrams 1 Class Diagrams and Entity Relationship Diagrams (ERD) Class diagrams and ERDs both model the structure of a system. Class diagrams represent the dynamic aspects of a system: both the structural and behavioural features. ERDs‚ depicting only structural features provide a static view of the system. 2 Class Diagrams 2.1 Elements of a class diagram: 2.1.1 class A class is a general concept (represented as a square box). A class defines
Premium Entity-relationship model Relationship
Entity-Relationship (E/R) Model Dr P Sreenivasa Kumar Professor CS&E Dept I I T Madras Entity-Relationship (E/R) Model Widely used conceptual level data model • proposed by Peter P Chen in 1970s Data model to describe the database system at the requirements collection stage • high level description. • easy to understand for the enterprise managers. • rigorous enough to be used for system building. Concepts available in the model • entities and attributes of entities. • relationships between
Premium Entity-relationship model
Author Calico Joe‚ John Grisham 2. Copyright Copyright 2012 through Belfry Holdings‚ Inc 3. Plot Summary In Calico Joe‚ the story revolves around a young boy‚ Paul Tracey‚ the son of a professional baseball pitcher‚ and his awe over an upcoming rookie star and his relationship with his father. The novel switches back and forth between Paul’s youth in 1973 and his present in the early 2000’s. In 1973 when Chicago Cubs player Jim Hickman injured his back‚ the Cubs call up Joe Castle‚ a first
Free Baseball Major League Baseball Chicago Cubs
2.3 Ishikawa diagram In 1960s‚ Professor Kaoru Ishikawa has introduced Ishikawa diagram. This diagram also called fishbone diagram or cause and effect diagram (Ishikawa 1976). Since this diagram is inception‚ it has gained tremendous of popularity to identify the root cause of the variety of problems (Hossen et al. 2017). Besides that‚ Ishikawa diagram often called as fishbone diagram is because it can help in the brainstorming to determine the possible cause of a problem and also sort the ideas
Premium Ishikawa diagram Kaoru Ishikawa Causality
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
Premium Plot Narratology The Secret Life of Walter Mitty
Psychology of Gambling (1992)‚ it stated that gambling is being legalised throughout the world. When a community decides to legalise some form of gambling‚ they decide in favour of the benefits over the costs. The benefits usually consist of increased revenue to government and increased control over criminal activity associated with illegal gambling (p.1). It is contradicted from Islamic perspective. In Islam‚ gambling has categorically and firmly prohibited so that the human society is saved from its
Premium Muhammad Lottery Allah
Ishikawa diagram From Wikipedia‚ the free encyclopedia Ishikawa diagram Cause and effect diagram for defect XXX.svg One of the Seven Basic Tools of Quality First described by Kaoru Ishikawa Purpose To break down (in successive layers of detail) root causes that potentially contribute to a particular effect Ishikawa diagrams (also called fishbone diagrams‚ or herringbone diagrams ‚ cause-and-effect diagrams‚ or Fishikawa) are causal diagrams that show the causes of a certain event -- created
Premium Ishikawa diagram
Draw yourself a Venn diagram and use it to note similarities and differences between the two characters‚ Hamlet and Agamemnon. Do this on your own now and complete it thoroughly. As part of your analysis‚ consider how the following elements of tragedy are used in each play. (Remember‚ this is what you learned in Lesson 1.) Aristotle’s four components of tragedy: It involves someone of higher standing. This protagonist makes an error in judgement. This error results in suffering for the person. This
Premium Hamlet Tragedy Characters in Hamlet
FISHBONE DIAGRAM The cause-and-effect diagram was initially developed by Japanese quality expert Professor Kaoru Ishikawa. In fact‚ these diagrams are often called Ishikawa diagrams; they are also called fishbone charts for reasons that will become obvious when we look at an example. Cause-and-effect diagrams are usually constructed by a quality team. For example‚ the team might consist of service designers‚ production workers‚ inspectors‚ supervisors‚ quality engineers‚ managers‚ sales representatives
Premium Ishikawa diagram Kaoru Ishikawa Diagram
Introduction Complete atrioventricular canal defect (CAVC) is a heart condition in which there is a large hole in the center of the heart and only one heart valve. Normally‚ the heart is divided into four chambers‚ and there is one valve on each side of the heart. The chambers on the right side of the heart receive blood from the body and pump it to the lungs where the blood gets oxygen. The chambers on the left side of the heart get the oxygen-rich blood from the lungs and pump it back out to the
Premium Heart Blood Artery