business career cez0 civilengineering co10 computerengineering computerscience computervision cs41 csg1 csi0 csj1 csz0 databasemanagement datamining dataprocessing economics ee25 ee70 ee77 eej0 eej2 engineering enz0 expertsystems fiz0 general intelligence(ai) investing/stockmarket machinetheory mobile networking neuralnetworks patternrecognition pll0 po50 professional security semantics st50 technology tp20 trade trades wirelesscommunications