Working of an I/O Operation

Why a large portion of operating system code is dedicated to managing I/O ?

A general purpose computer system consist of CPU and multiple device controllers that are connected through a common bus

• True

• False

Storage is the only type of I/O device within computer

• True

• False

Each device controller maintain :

Each device controller is in charge of what ?

To start and I/O operation, the device driver loads the appropriate _____ within the device controller

The controller starts the transfer of data from the device to its _____ _____

One the transfer of data is complete, the device controller informs the device driver via an _____

To solve the problem of high overhead when transferring bulk data

Only one interrupt is generated per _____