A ________ Identifier is a unique number assigned to each process when it runs

On a traditional IBM mainframe, when the I/O operation is finished, the channel signals the main processor and reports its status to the operating system through the __________.

a. CAW b. CSW c. PSW d. CCW

A _________ isan illustration that visually depicts information or ideas and shows how they are connected. ?A.diagram B. conclusion C. title D. label

Fill in the blank(s) with the appropriate word(s).