1. programming language: c, c++, c#, VB, .net鐚perl, java, android, HTML, javascript, appinventer 2
2. office: MS-wordMS-ExcelMS-powerpointMS-AccessMS-visio
3. development tools: visual studio 2013鐚Eclipse
4. hardware: RFIDZigbee firewall Network routerArduinoRaspberry Pi
5. Operating System鐚 DOSWIndows XPWindows 7Windows 8LinuxFreeBSD