Operating System (OS)
The dispatcher

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

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
The Storage-to-Storage instructions

have both their operands in the main store.
None of these
All of these
which perform indicated operations on two fast registers of the machine and have the result in one of the registers
which perform an operation on a register operand and an operand which is located in the main store, generally leaving the result in the register, expect in the case of store operation when it is also

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
Thrashing can be avoided if

None of these
the pages, belonging to the working set of the programs, are in main memory
the speed of I/O processor is increased
All of these
the speed of CPU is increased

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Operating System (OS)