Memory management

Internet browsing

Process management

File system management

Managing memory allocation

Managing user permissions

Managing CPU scheduling

Managing specific hardware devices

The oldest page in memory

The page that will not be used for the longest period of time

The most recently used page

The least recently used page

he least recently used page

he least recently used page

The time to perform error checking

The time to transfer data to memory

The time to move the disk arm to the correct cylinder

The time to read a data block

Reclaim fragmented memory

Reduce internal fragmentation

Load processes into memory

Swap processes to disk

It has completed execution

It is in the ready queue

It is waiting for an I/O operation to complete

It is waiting for CPU time

All of the answers

Hash table

Binary tree

Linked list

Manage disk space

Manage interrupts

Manage memory pages

Schedule processes

All of them

Recover from deadlocks

Detect deadlocks

Prevent deadlocks

Contiguous allocation

Demand paging

Paging

Segmentation