Input-Output Organization Q.2

0. CPU has two modes privileged and non-privileged.In order to change the mode from privileged to non-privileged

  • Option : B
  • Explanation : A software interrupt is initiated by some program module which need some CPU services, at that time the two modes can be interchanged. Hence (B) is correct option.
Cancel reply

Your email address will not be published. Required fields are marked *


Cancel reply

Your email address will not be published. Required fields are marked *