1. Establish, configure and maintain a website/system

2. Client Server Communication
basic communication for a website system
Client
A (computer | program | process) that makes requests for information from another (computer | program | process) in a client-server relationship
Server
A (software program | computer) that provides a specific kind of service to client software running on the same computer or other (clients | computers) on a network
Example:
Web server, file server, DHCP server

3. CRUD Describes the fundamental functions of a persistent database.
basic process of a system with data management
Describes the fundamental
functions of a persistent database.
CRUD = Create, Read, Update and Delete.
Retrieve may occasionally be substituted for Read.
Search will add data management capability of a system.
Different users may have different CRUD cycles based upon the requirements of the system.
A customer, for instance, might have the ability to create an account, retrieve it upon return to a website, update billing information, or delete it if necessary.
An operations manager, by contrast, might create product records, call them up as needed, modify packaging or raw materials details or delete it if the product was discontinued.

4. The Concept …/xampp/htdocs/…
establish, configure and maintain a website
localhost/foldername/filename.php
…/xampp/htdocs/…
…/foldername/...
*.php
*.html
*.jpg
*.png
Location of file & folder
- must be
- in Xampp:
* …/xampp/htdocs/…
* it is a local server
* known as localhost
Open file
- client server application
- in order to open the electronic page;
* use a web browser
* type in the address or url
* localhost/foldername/filenamewithextension

5. Example chantek connection between electronic page with database
dbchantek
chantek
session hold information about one single user, and are available to all pages in one application
user
product
booking
* a simple website/system
* manage user booking product & user enrolment for class
* there are two levels of user: Admin and User
level
Admin
User
user
class
register

6. Example chantek Admin Login User Profile Product Product Order Class
Class Registration
View
View
View
View
View
Edit / Delete
Edit / Delete
Edit / Delete
Edit / Delete
Edit / Delete
Register
Add
Order
Add
Register

7. Example chantek User Login User Profile Product Product Order Class
Class Registration
View
View
View
View
View
Edit / Delete
Order
Register
Receipt
Receipt
Delete
Delete