OPERATING SYSTEM (OS)

wake up

None of these

block

dispatch

timer run out

None of these

to provide security against loss of information due to system failure

All of these

to provide for long and short term storage of files with appropriate economic tradeoffs.

to provide complete file naming freedom to the users and to permit controlled sharing of files

allows only the correct receiver to decode the data

does not encode the data before transmitting it

allows only the correct sender to decode the data

None of these

allows anyone to decode the transmission

are very easy to implement

dispatch tasks according to execution characteristics

are used to favor real-time tasks

require manual intervention to implement properly

None of these

indirect mode

immediate mode

None of these

index mode

absolute mode