Match each term or concepts with the phrases which best defines or describes it (Not all definitions will be used.).

Concepts:

1. aging; 2. critical section; 3. dispatch latency; 4. hit ratio; 5. prepaging; 6. response time;

7. seek time; 8. socket; 9. swapping; 10. thrashing; 11. throughput; 12. turnaround time.

Phrases:

a. the amount of time it takes to perform a context switch.

b. high paging activity, causing a process to spend more time paging than executing.

c. the time from the submission of a process until to the first output is produced.

d. the interval from the time of submission of a process to the time of completion.

e. an end point for communication over a network.

f. a segment of code in which a process may be updating shared data.

g. marking all entries in the page table as invalid.

h. gradually increasing the priority of processes that wait in the system for a long time.

i. removing processes from memory to reduce the degree of multiprogramming and later reintroducing them into memory and resuming their execution.

j. the time necessary for the desired sector to rotate to the disk head.

k. loading several of the initial pages of a program into memory before starting execution of the program.

l. the time necessary to move the disk arm to the desired cylinder.

m. the number of processes that are completed per unit time.

n. the percentage of virtual address translations that are resolved in the TLB rather than the page table.

o. writing modified pages to the disk in the background.