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
Premium Property Patient Attribute
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
Premium Length Distance Dimension
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
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
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
Premium Harshad number Ford Motor Company Unix
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
Activity Diagram Administrator Inventory System Use Case Descriptions Inventory Use case: Search Item Actor: Sales Clerk Description: The system will search the item. Use case: Look Up remaining stocks. Actor: Sales Clerk Description: The will Look Up if they are enough stocks for the item. Use case: Look Up Item Price Actor: Sales Clerk Description: The system will look up the item price. Use case: Produce item details Actor: Sales
Premium Unified Modeling Language Critical path method Project management
Aloe Vera’s Profile Lavanessa Young American Public University Whitney Elmore 06/17/14 Introduction Aloe is often described as a succulent stemless or very short-stemmed plant with a slimy and soothing sap. Binomially‚ this plant is known as Aloe vera‚ but it is a species with a good number of synonyms‚ including Aloe vulgaris‚ Aloe indica‚ Aloe perfoliata ‚ and Aloe barbadensis. It’s important to point out the fact that Carl Linnaeus was the first scientist to describe this species. Aloe vera
Premium Seed Plant morphology
Two Organisms Allison Grant Seahorse Habitat Requirements The Seahorse is mostly found in shallow seagrass and reef habitats. They are distributed in tropical and subtropical regions around the world. The seahorse habitat is any underwater area with lots of things they can grab onto with their tails and blend into for hiding. Often they prefer an eelgrass‚ kelp‚ coral‚ rock and mangrove environment. The Seahorse prefers a tropical or temperate oceans. There are no known freshwater Seahorses
Premium Omnivore Indonesia Sumatra
ORGANISM PHYSIOLOGY PAPER Organism Physiology Paper DeAndrea Wheeler July 31‚ 2013 BIO/101 Hildegrade Selig Kingdom: Animalia‚ Phylum: Chordatra‚ Superclass: Tetrapoda‚ Class: Reptilia‚ Subclass: Diapsida‚ Order: Squamata‚ Suborder: Lacertilia. Family: Agamidae‚ Genus: Chlamydosaurus. Lizards are widespread groups with more than 4000 species ranging across all continents expect Antarctica‚ as well as most oceanic island chains. This paper
Premium Animal Species