TY - GEN AU - Jain, Satish TI - `O' level made simple Electronics components and PC hardware: (according to DOEACC CHM-01 syllabus for `O' level examination) SN - 8183332323 U1 - 621.3916 PY - 2008/// CY - New Delhi PB - BPB Publications N1 - Includes index ER -