1. Identify suitable business data‚ data elements‚ data types‚ and resources‚ based on the following interview between a database analyst and a lecturer from Sutherland University: Business Data Data Elements Data Types Resources Course Course code Course name Course start date Course end date Integer Character Date Date Admin Classes Class name Start date End date Time Location Class capacity Integer Date Date Date time Integer Variable Admin Students Student ID
Premium Database normalization Data modeling Entity-relationship model
Acme Global Consulting CIS 111 August 25‚ 2013 Hello sirs‚ my name is ‚ I am forwarding this correspondence to give you options pertaining to your database management system or DBMS. One of these options is to install an Entity Relationship Model or E-R model DBMS‚ the reason I am suggesting an E-R model is there are a number of advantages to installing and managing this type of DBMS in your company. I will provide you with information on the advantages of them in this proposal. In this
Premium Entity-relationship model Unified Modeling Language Relational model
Conceptual Design ▪ Once the requirements are collected and analyzed‚ the designers go about creating the conceptual schema. ▪ Conceptual schema: concise description of data requirements of the users‚ and includes a detailed description of the entity types‚ relationships and constraints. ▪ The concepts do not include implementation details; therefore the end users easily understand them‚ and they can be used as a communication tool. ▪ The conceptual schema is used to ensure all user requirements
Premium Entity-relationship model
of each module and give the user an idea. Data Flow Diagram reveals the relationships among and between the various components in a program or system. Entity Relationship Diagram illustrates the relationships between entities in a database. Context Diagram provides a visual model of the interactions between the system and the outside entities that interface with the solution. 3.4.1. Level of Users Admin LOG IN for the system administrator’s accessibility. ADD Add subject‚ students‚ school
Premium Entity-relationship model Relationship Data flow diagram
Week 2 Question 2 Collapse Top of Form Given the business rule “an employee may have many degrees‚” discuss its effect on attributes‚ entities‚ and relationships. (Hint: Remember what a multivalued attribute is and how it might be implemented.) Reply Quote Email Author Bottom of Form Message Unread Mark as Unread Message Not Flagged Set Flag 1 year ago Sorayuth Chiewchansuwan RE: Week 2 Question 2 Collapse Top of Form An employee may have many degree means that each employee may have more
Premium Academic degree Entity-relationship model Data modeling
Bibliography ……………...…..13 4. Table of Cases ………………....13 Introduction The partnership as a form of business enterprise developed from the concept that if two of more individual owners joined forces a stronger entity would develop because they would then have at their disposal their combined resources‚ financial‚ skills and others. The South African law of partnership is largely governed by common law principles‚[1] which is similar in Namibia. A partnership
Premium Partnership Joint and several liability Profit
framework into which various stakeholders with different perspectives can organize and view the fundamental building blocks of information systems. Views of knowledge System owners view: Interested not in raw data but in information.(Business entities and business rules)
Premium Unified Modeling Language Data flow diagram Use case
3.What is an entity? An entity is a person‚ place‚ object‚ event‚ or idea for which you want to store and process data. An attribute‚ field‚ or column is a characteristic or property of an entity. A relationship is an association between entities. 4.What is an attribute? an attribute refers to a database component‚ such a table. It can also be considered as a characteristic 5.What is a database? A database is a structure that can store information about multiple types of entities‚ the attributes
Premium Entity-relationship model Data modeling Relational model
table elements. While analyzing the form entitled “Entities and Attributes for Fleet Truck Maintenance‚” the database table elements can be clearly determined. The structure of a database can be defined based on the Entities and Attributes within a table or a relation. Entities may be used to allow the same rule to be applied multiple times to make a determination ("Define an Entity"‚ n.d.). An attribute basically describes what the entity is. The entity-relationship model (or ER model) is a way of graphically
Premium Entity-relationship model Relational model SQL
the Project 4 Organization and Its Working 4 The existing system of functioning 4 The Processes Followed in the Company 5 Drawbacks of the Existing System 6 PROPOSED PROCUREMENT MANAGEMENT SYSTEM 7 Entity Relationship Diagram 7 Entities in the MIS: 8 Normalization 14 Analysis of Entity Relationship Diagram 16 The various associations with cardinalities are as follows 17 E-R Diagram of the Procurement Management System through MS-Access 20 E-R Diagram of the Procurement System through
Premium Database normalization Entity-relationship model Procurement