| 1. Operating Systems | 1.1 - Microsoft Windows 95/98/NT Tips |
| 1.2 - UNIX and Linux links | |
| 2. Computer Networks | 2.1 - About Microsoft Windows networks |
| 2.2 - UNIX / Linux networks | |
| 2.3 - Network protocols | |
| 2.4 - Intranet and Internet | |
| 3. Programming language Java | 3.1 - Some interesting JavaApplets |
| 3.2 - Java Scripts | |
| 4. A variety of software | 4.1 - Tools / utilities |
| 4.2 - Shareware |