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--- at-m42:lecture1 [2009/04/24 18:15] – eechris
+++ at-m42:lecture1 [2009/04/24 18:37] – eechris
@@ Line 114: / Line 114: @@
   * We shall see examples of several of these in the module.
-====== Lecture Content =====
+===== Lecture Content =====
   * [[#Introducing the Java Platform]]
   * [[#What is Groovy?]]
@@ Line 121: / Line 121: @@
   * [[#Module Plan]]
   * [[#Co & Pre-Requisites and Other Notes|Assumed Co/Pre-Requisites]]
 ===== Client-Server Architectures =====
@@ Line 138: / Line 139: @@
   * [[#Peer-to-Peer (P2P) applications]]
-===== Single tier systems =====
+===== Single-tier systems =====
-===== Two tier systems =====
+{{:at-m42:single-tier.png?196 |A single-tier system}}
-===== Three tier systems =====
+  * Examples:
-===== Multi-tier systems =====
+    * any single user application on a PC
-===== Peer-to-Peer (P2P) applications =====
+    * any dumb-terminal access to a corporate database
+===== Two-tier systems =====
+{{:at-m42:two-tier.png?591|A two-tier architecture}}
+  * Examples:
+    * web-server and web browser
+    * bank ATM system (from customer viewpoint)
+===== Three-tier systems =====
+{{:at-m42:three-tier.png?697|A three-tier architecture}}
+  * Examples:
+    * Enterprise database access
-===== Single Tier System =====
-===== Two-Tier System =====
-===== Three-Tier System =====
 ===== Three-Tier System: With Web Tier =====
-===== Examples: =====
+{{:at-m42:three-tier_with_web.png?804 |Web tier}}
-===== CGI application =====
+  * Examples:
-===== Lightweight framework =====
+    * CGI application
+    * Lightweight framework
 ===== Multi-Tier System =====
-===== Multi-Tier J2EE =====
+{{:at-m42:multi-tier.png?697|Multi-tier architecture}}
+===== Multi-Tier Java EE =====
+{{:at-m42:multi-tier-j2ee.png?747|Multi-tier Java EE}}
 ===== Peer-to-Peer System =====
-====== Lecture Content =====
+{{:at-m42:p2p.png?591 |P2P system}}
+  * No central server. Each partner can be server or client.
+    * Bitorrent MP3 exchange.
+    * Windows work groups
+    * Bluetooth network peers
+    * JINI services
+===== Lecture Content =====
   * [[#Introducing the Java Platform]]
   * [[#What is Groovy?]]
@@ Line 161: / Line 187: @@
   * **[[#Module Plan]]**
   * [[#Co & Pre-Requisites and Other Notes|Assumed Co/Pre-Requisites]]
 ===== Module Plan =====
-  * //Part 1//: Programming the Java Platform (seven lectures).
+  * **//Part 1//: Programming the Java Platform** (seven lectures).
-  * //Part 2//: Concurrency and Client Server Programming (three lectures).
+  * **//Part 2//: Concurrency and Client Server Programming** (three lectures).
-  * //Part 3//: Enterprise Applications (6 lectures)
+  * **//Part 3//: Enterprise Applications** (six lectures)
-  * //Part 4//: Assessment Week:
+  * **//Part 4//: Assessment Week**:
     * Assessment of Lab Work
     * Seminars