Operating System (OS)
The dispatcher

never changes task priorities
puts tasks in I/O wait
is always small and simple
actually schedules the tasks into the processor
None of these

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
Feed back queue

require manual intervention to implement properly
None of these
dispatch tasks according to execution characteristics
are used to favor real-time tasks
are very easy to implement

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
The instruction register

None of these
contains the address of the memory location that is to be read from or stored into.
is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory.
is a hardware memory device which denotes the location of the current instruction being executed.
contains a copy of the designated memory location specified by the MAR after a "read" or the new contents of the memory prior to a "write".

ANSWER DOWNLOAD EXAMIANS APP