파워빌더 교안 1

목차

1. Client/Server Environment

2. Object-Oriented Programming

3. Event-Driven Programming

4. Graphical User Interface

5. Relational Databases

6. PowerBuilder Environment

본문내용

Transition to the Client/Server Environment
The traditional environment
Mainframe or minicomputer environment.
All the processes run on a single CPU.
A multitasking operating system
Task switching
Prioritization
Data communications
Connectivity tasks
The Client/Server Environment
Client/server environment
Processing is divided between the client and the server system.
There is a one-to-many relationship between server and clients.
Components of the Client/Server Environment
Client/server environment
Hardware
Client
end-user personal computers that run a business application
Server
super PC or minicomputer running the DBMS
Network
hardware that connects the client and server machines.

키워드

파워빌더,   교안,   Object-Oriented,   Programming,   Event-Driven