【英文】世界计算机大会论文集 (86).pdf

The Real-time Web-based Admission System
with Object-oriented Database
Xuemei LI, Yanggon KIM
Dept puter and Information Sciences,
Towson University, Towson, MD 21252, .
E-mail: li_xuemei@ or ******@
Abstract (SIS) system (which already exists in Maryland
This paper describes the development of an Universities Database System).
online web-based graduate admission system
(OGAS), which uses object-oriented database 2. SYSTEM ARCHITECTURE
technology to facilitate store and access the
information of applicants. We use OODB Our system architecture is also based on a three
techniques to classify data products with tier application, shown in figure 1.
attributes, enabling queries across many tables. Client tier - a puter on a Web browser
We discuss the advantages of using an object- displays a Web page.
oriented database to resolve the problems that Middle tier - a UNIX (or Microsoft Windows
arise in using pure relational technology. NT) puter that ponents
which encapsulate anization's business
Keyword: Real-time, Java, Admission, Object- rules. Middle-ponents piled
Oriented Database(OODB) executable Java servlets.
1. Introduction
Java Servlets provide web developers
As the growth working, E- with a simple, consistent mechanism for
business grows very fast. In order to reduce extending the functionality of a web server and
application proce