TY  - BOOK
AU  - Jain, S
TI  - Information technology:questions with answers`o'level module-1
SN  - 81-7029-935-7
U1  - 004 
PY  - 1998///
CY  - New Delhi
PB  - Bpb Publications
KW  - Computer EngineeringInformation Technology
ER  -