Q. The word ‘serial’ describes (Solved)
1. an inexpensive card reader that reads one column at a time
2. a character-by-character transfer of data between an input/output or auxiliary storage unit and a channel
3. is a serial communication physical interface through which information transfers in or out one bit at a time
4. both (a) and (b)
5. None of these
- d. both (a) and (b)