Using programmed I/O, the processor periodically checks the status of the I/O module until it determines the instruction is complete.Group of answer choicesTrueFalse

Explain programmed I/O in detail

The control unit’s primary function is to:Group of answer choicesmake sure instructions are executed in the correct sequence.direct the operation of other CPU components.ensure the fetch-execute cycle continues without error.perform mathematical calculations and comparisons.

The fetch-execute cycle occurs:Group of answer choicesonce for each high-level language instruction.six times for each microcode instruction.for every tick of the system clock.once for each microcode instruction.

Interrupt driven I/O is more efficient than Programmed I/O, since Interrupt driven I/O does not require active intervention of the processor to transfer data between memory and an I/O module.Group of answer choicesTrueFalse

In automation, ____ is the flow of information from the machine back to the sensor.Group of answer choicesdesignfeedbackinput instructioncontrol mechanism