1. CS 551, FALL 2001 DISTRIBUTED UNIVERSITY SERVICES ANKIT AGARWAL CHINTAN SHAH RAKESH PUNJABI

2. PRESENTATION LAYOUT INTRODUCTION SYSTEM DESCRIPTION TOOLS & TECHNOLOGIES USED CURRENT STATUS FUTURE WORK

3. INTRODUCTION (1/3) WHAT ARE UNIVERSITY SERVICES ? ACCOUNTS REGISTERATION & RECORDS ACADEMIC INFORAMTION HUMAN RESOURCES, ETC.

4. INTRODUCTION (2/3) WHAT IS A DISTRIBUTED SYSTEM ? A DISTRIBUTED SYSTEM IS A COLLECTION OF AUTONOMOUS HOSTS THAT ARE CONNECTED THROUGH A COMPUTER NETWORK WHERE EACH HOST EXECUTES COMPONENTS & OPERATES A DISTRIBUTION MIDDLEWARE, WHICH ENABLES THE COMPONENTS TO COORDINATE THEIR ACTIVITIES IN SUCH A WAY THAT USERS PERCEIVE THE SYSTEM AS A SINGLE, INTEGRATED COMPUTING FACILITY.

5. INTRODUCTION (3/3) WHY DISTRIBUTED UNIVERSITY SERVICES ? HETEROGINITY SCALABILITY PERFORMANCE WRAP EXISTING LEGACY SYSTEMS THIN CLIENT DYNAMIC INTERFACES, ETC.

6. SYSTEM DESCRIPTION (1/4) SYSTEM PHYSICAL ARCHITECTURE

7. SYSTEM DESCRIPTION (2/4) EXAMPLE USE CASE DIAGRAM

8. SYSTEM DESCRIPTION (3/4) SYSTEM TYPE MODEL

9. SYSTEM DESCRIPTION (4/4) SYSTEM ARCHITECTURE

10. TOOLS & TECHNOLOGIES USED PROGRAMMING LANGUAGE : JAVA (JDK 1.3) MIDDLEWARE : EJB WEBSERVER, EJB SERVER : JBOSS (2.4.1) SERVLET ENGINE : JETTY (JAVA SERVLETS) DATABASE : MS-ACCESS TOOLS USED : ANT, JDK 1.3.

11. FUTURE WORK EXPANDING TO INCLUDE MORE UNIVERSITY SERVICES LIKE PAYROLL, LIBRARY, ETC. EXTENDING THE SYSTEM TO INCLUDE ACCESS THROUGH AN INTERACTIVE VOICE RESPONSE SYSTEM. EXTENDING THE SYSTEM TO INCLUDE ACCESS THROUGH WIRELESS HANDHELD DEVICES BASED ON WAP, GPRS, ETC.