10. which of the following components of program state are shared
across threads in a multithread process?
a. register values
b. heap memory
c. global variables
d. stack memory
ans: 這題我覺得是 b , c
13. b. what is the relation between the TLB and processor affinity?
c. generally speaking, every time a new page table is selected
(for instance, with each context switch), the TLB must be
flushed to ensure that the next executing process does not
use the wrong translation information. How can we avoid the overhead
of flushing the TLB?
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