Microsoft Windows Vista (微軟視窗 Vista ) 版 和 Microsoft Office 2007版都一一被批評為浪費電腦裡的資源、速度慢、不設實際、花巧等等。看似是沒有其他選擇下，我們只好被迫使用微軟視窗。但又有多少人知道，早於十多年前，坊間已經出現了一些“完全免費”的作業系統 – Linux呢?......
Ubuntu is a free operating system based on Debian. Its name comes from the Zulu word "ubuntu", loosely translated as "humanity", describing the ubuntu philosophy: "I am who I am because of those around me," a positive aspect of community. Ubuntu's goals include providing an up-to-date, stable operating system for the average user, with a strong focus on usability and ease of installation. Ubuntu has been rated as the most popular Linux distribution for the desktop, claiming approximately 30% of desktop Linux installations in a survey by desktoplinux.com.[.
Linpus Linux is a Fedora based operating system created by the Taiwanese firm Linpus Technologies Inc.[1] Linpus was designed specifically to fully support the Asian market, with full Unicode support for the Chinese and Japanese Language. A special version Linpus Lite, was written to run on devices with lower cost hardware such as Netbooks..
您只要打開電腦，立刻就暴露在惡意程式攻擊的危險中，但是您可以使用一些免費的應用軟體，減少電腦被攻擊的危險。.
在 信 息 技 術 普 遍 應 用 的 時 代 ﹐ 密 碼 已 經 成 為 驗 證 身 份 的 主 要 手 段 ﹐ 但 有 些 密 碼 千 萬 不 能 使 用 。.
Microsoft Windows is a series of software operating systems and graphical user interfaces produced by Microsoft. Microsoft first introduced an operating environment named Windows in November 1985 as an add-on to MS-DOS in response to the growing interest in graphical user interfaces (GUIs)..