Operating System (OS)
Block caches or buffer caches are used

to speed up main memory read operation
to improve disk performance
to increase the capacity of the main memory
None of these
to handle interrupts

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
Thrashing

always occurs on large computers
can always be avoided by swapping
is a natural consequence of virtual memory systems
can be caused by poor paging algorithms
None of these

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
A program

None of these
is typically characterized by interactive processing and time of the CPU
is the device where information is stored
is a sequence of instructions
is a device that performs a sequence of operations specified by instructions in memory.

ANSWER DOWNLOAD EXAMIANS APP