cpe151

2. It is the hardware device that maps virtual to physical address.
4. A condition for deadlock wherein it the act of allowing only one process to have access to a dedicated resource.
5. A system call used by UNIX OS to create a new process.
6. A type of scheduling policy that functions without external interrupts.
11. A portion of a program that can run independently of other portions.
15. A process state that executes last statement of the programs and asks the operating system to delete it (exit) or deallocate the resources.
16. A type of communication wherein messages are directed and received from mailboxes.
17. This is a set of pages residing in memory that can be accessed directly without incurring a page fault.
19. A memory allocation scheme that dives each incoming job into pages of equal size.

1. It subdivides segments into pages of equal size, smaller than most segments, and more easily manipulated than whole segments.
3. It occurs when there in an excessive amount of page swapping between main memory and secondary storage.
7. It occurs when the requested page is not found in the memory.
8. Concurrent transactions must be equivalent to serial execution - ________________.
9. It is a part of a program that must complete execution before other processes can have access to the resources being used.
10. A type of multiprocessing configuration wherein each processor has a copy of the OS and controls its own resources, and each can communicate and cooperate with others.
12. A memory scheme wherein pages are brought into memory only as they are needed.
13. The concept of this memory management is the separation of user logical memory from physical memory.
14. It allocates the smallest hole that is big enough; must search entire list, unless ordered by size.
18. A process wherein a resident page must be copied to the secondary storage (if modified) and writing the new page into the empty page frame.
20. It is a condition wherein the system is affected as resources are being tied up.

cpe151_le2