business example: precision tools sells a line of high-quality woodworking tools. when customers place orders on the company’s web site, the system checks to see if the items are in stock, issues a status message to the customer, and generates a shipping order to the warehouse, which fills the order. when the order is shipped, the customer is billed. the system also produces various reports. 1. draw a context diagram for the order system, and draw a diagram 0 dfd for the order system. 2. name four attributes that you can use to define a process in the order system, and name four attributes that you can use to define an entity in the order system.
business example: precision tools sells a line of high-quality woodworking tools. when customers place orders on the company’s web site, the system checks to see if the items are in stock, issues a status message to the customer, and generates a shipping order to the warehouse, which fills the order. when the order is shipped, the customer is billed. the system also produces various reports. 1. draw a context diagram for the order system, and draw a diagram 0 dfd for the order system. 2. name four attributes that you can use to define a process in the order system, and name four attributes that you can use to define an entity in the order system.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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business example: precision tools sells a line of high-quality woodworking tools. when customers place orders on the company’s web site, the system checks to see if the items are in stock, issues a status message to the customer, and generates a shipping order to the warehouse, which fills the order. when the order is shipped, the customer is billed. the system also produces various reports. 1. draw a context diagram for the order system, and draw a diagram 0 dfd for the order system. 2. name four attributes that you can use to define a process in the order system, and name four attributes that you can use to define an entity in the order system.
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