Introduction to Unified Modeling Language (UML) A computer program is typically a large‚ complex system composed of many different components. During the object-‐oriented system analysis and process‚ programmers must understand the requirements for the new computer program and determine the objects that should exist in
Premium Data type Subroutine Programming language
assumptions in a Credit Card Sale System are: 1. The Customer and the Retailer have an account in the same bank. 2. Instead of the grid through which all the banks are connected the payment is processed by the bank for simplicity. E-R Diagram Tables and Primary Keys Normalization Forms The three normalization forms are 1. First normal form 2. Second normal form 3. Third normal form First normal form First normal form states that there should be no repeating elements
Premium Database normalization
Draw ENTITY RELATIONSHIP DIAGRAM (ERD) for the following requirement: 1. Students take courses in a college 2. Customers have accounts in a bank 3. People own vehicles 4. Employees manage projects 5. Machines are made up of parts 6. A college offers several courses. Attributes of the course include course code‚ name and credits. Each course may have zero or more subjects 7. Hotel (HotelNo‚ Name‚ Add‚ TelNo) Room (RoomNo‚ HotelNo‚ Type‚ Price) Booking (HotelNo
Premium Entity-relationship model
PART 1 MODULE 3 VENN DIAGRAMS AND SURVEY PROBLEMS EXAMPLE 1.3.1 A survey of 64 informed voters revealed the following information: 45 believe that Elvis is still alive 49 believe that they have been abducted by space aliens 42 believe both of these things 1. How many believe neither of these things? 2. How many believe Elvis is still alive but don’t believe that they have been abducted by space aliens? SOLUTION TO EXAMPLE 1.3.1 When we first read the data in this example‚ it may seem as if the numbers
Premium Venn diagram Diagram Elvis Presley
telephones‚ personal digitalassistants (PDAs)‚and wirelessnetworking..Also.it.consists.of.certain.applications.include.GPSdevices ‚computer.mice‚keyboards ‚headsets‚ headphones‚satelliteTV ‚ broadcast television an cordless telephones.The basic block diagram of wireless communication is shown in Fig(1.1).
Premium Radio
Suicides occur at an alarming rate in the book Fahrenheit 451; however‚ the people who commit suicide tend to vary in their personal traits. There are two basic types of people called into view in the book: they are the martyr and the apathetic. The two groups vary greatly‚ and initially so do their reasons for suicide‚ for example the martyr die for a cause -in this story they are dying to save books- and the apathetic seem to choose suicide due to boredom. Yet‚ these two groups are actually dying
Premium Suicide
Health Care Careers Diagram and Summary Paper HCS/531 October 28‚ 2013 Rachael Kehoe Introduction Health care career is a Hospital Administrator. While hospitals are competitive in their trade there key people that make the hospital what it is. Hospital administrator helps to save patients and residents lives. They have a summary of duties and manage different departments. It helps maintain patient satisfaction‚ insurances
Premium Hospital Patient
Review Entity-Relationship Diagrams and the Relational Model CS 186‚ Fall 2007‚ Lecture 2 R & G‚ Chaps. 2&3 A relationship‚ I think‚ is like a shark‚ you know? It has to constantly move forward or it dies. And I think what we got on our hands is a dead shark. Woody Allen (from Annie Hall‚ 1979) • Why use a DBMS? OS provides RAM and disk Review • Why use a DBMS? OS provides RAM and disk – Concurrency – Recovery – Abstraction‚ Data Independence – Query Languages – Efficiency (for most tasks)
Premium SQL Relational model Entity-relationship model
Health Care Careers Diagram and Summary Brittany Fender April 8‚ 2013 HCS/531 Health Care Organizations and Delivery Systems Jody Sklar As doctors are put into hospitals to keep patients alive and healthy‚ Hospital Administrators are put in hospitals to keep the facility alive and healthy. The day- to- day job
Premium Health care Medicine Health care provider
Contents ← Introduction ← Basic gates ← Operation of the circuit ← Working of the circuit ← Circuit diagram ← Semiconductor configurations ← Applications of decoder ← Parts list ← Bibliography ( Introduction The decoder is the circuit which is used to decode the BCD count into its equivalent decimal readout. The IC used in this circuit to decode the BCD count into its equivalent decimal is the famous IC 7447. This IC is the member of TTL family which
Premium Output Input Input/output