Transcript Debriefing phase 2 - Distributed Information Systems Laboratory LSIR

Introduction to
Information Systems
Project
Debriefing Phase 2
Strong points of phase 2

Better than phase 1
 More
work invested
 Deadlines met (mostly)
 People have been reading more
 Better results

Some excellent work
 Very

nice web shops
Some teams used NetBeans
Weak points of phase 2 (technical)

Bad analysis of JSP techniques
 SQL
Tag library is not very flexible and more
suitable for quick examples
 Provided examples are meant as guidance,
not templates!

Still many database design flaws
 Indices
indispensable for phase 3
Imagine Amazon makes you wait 30 seconds after
each click …
 Avoids blocking the servers

Weak points of phase 2 (technical)

Backup your work!
 Two
server problems (computer science and Murphy’s
law at their best …)
 (At least) one broken USB stick

“… the most demanding in time and patience is
to make the report XHTML compatible.“
 No,
it’s not. Use XHTML compatible HTML editors or
simple text editors instead of Word & Co.
Weak points of phase 2 (general)
Some groups spent too much time on
merging compared to the web shop
 Still some very minimalist reports and
incomplete hand-ins

Phase 1 Grade histogram
Phase 2 results

8
6
Average grade:
4.7 (3.8 points)
4
2
0
1-2
2-3
3-4
4-5
Phase 2 Grades
6
5
4
3
2
1
0
Phase 2 Grade histogram
8
6
4
2
0
1-2
2-3
3-4
4-5
5-6
5-6
Advice for phase 3

Use the J2EE documentation
 J2EE

tutorial helps you get started
Don’t get discouraged
 J2EE
is complex (it’s in the nature of web
services)

As always …
 Use
the forum …