Sunday, 20 May 2012

LAN...Jenisnya


Terdapat dua jenis Rangkaian Kawasan Setempat (LAN) iaitu:
    1. Pengguna dan pelayan (Client-server)

Jenis LAN ini terdiri daripada sebuah komputer pelayan (Server) untuk melayan komputer lain yang bertindak sebagai pengguna (Client). Komputer pelayan akan menjalankan pengurusan pusat(Centralized) untuk melayan pengguna-pengguna dari segi perkongsian perisian aplikasi, data, pencetak dll. Pelayan biasanya berkuasa tinggi. Jenis-jenis palayan:

Friday, 18 May 2012

How web search engines work?


Web search engines work by storing information about many web pages, which they retrieve from the HTML itself. These pages are retrieved by a Web crawler (sometimes also known as a spider) — an automated Web browser which follows every link on the site. Exclusions can be made by the use of robots.txt.

Internet oh internet



The Internet is a global system of interconnected computer networks that use the standard Internet protocol suite (often called TCP/IP, although not all applications use TCP) to serve billions of users worldwide. It is a network of networks that consists of millions of private, public, academic, business, and government networks, of local to global scope, that are linked by a broad array of electronic, wireless and optical networking technologies

Copyright....?

Meaning of Copyright Copyright is a statutory right to stop others copying or exploiting authors’ works in various other ways without permission. Copyright typically lasts for the duration of the author’s life plus another 70 years.