_____________ has established a standard typeface for Optical character called OCR-A

The steps of the bar code are sensed and read by the ______________

__________ keys are used to move cursor on the screen.

VDU stands for _____________

______________ transfer images electromagnetically

_____________ keys are aligned horizontally at the top of the keyboard.

Name the plotter that uses rolls of paper instead of sheets.

This is one of the main company that manufactures inkjet printer.