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.