ITI Book Computer Operator & Programming Assistant Theory (COPA) is by P.C. Gupta. Computer Operator & Programming Assistant Theory (COPA) is according to Latest NSQF Level. Computer Operator & Programming Assistant Theory (COPA) is according to latest syllabus of DGT(NCVT). Computer Operator & Programming Assistant Theory (COPA) is for I Year. Computer Operator & Programming Assistant Theory (COPA) is for ITI trade Computer Operator and Programming Assistant (COPA) .