Tiny rings made of magnetic material that can be polarised to represent binary 1 or 0 is called

A hand-held device for optically reading bar codes on goods, labels & shelves is

_____is the process of finding errors in software code.

Personal computers use a number of chips mounted on a main circuit board. What is the common name for such boards?

MODULA is a

What is meant by quad-density (QD) diskette?

A framework in which circuit boards can he mounted is

__________ is the measurement of things such as fingerprints and retinal scans used for security access.