问题
单项选择题
Assume that N=2M and FIFO is used. If the string p1,p2,...,pN is repeated three times, then the number of page faults is
A．
| N/2 |
B．
| N 2N |
C．
| 2N |
答案
参考答案：D
搜题请搜索小程序“爱下问搜题”
Assume that N=2M and FIFO is used. If the string p1,p2,...,pN is repeated three times, then the number of page faults is
A．
| N/2 |
B．
| N 2N |
C．
| 2N |
参考答案：D
(病例串型最佳选择题，2-3个题共用题干)
| 35岁男性，性兴奋时多次出现阴茎持续不能达到或者维持勃起，偶有晨勃 |
应选择下下列哪项治疗
A．激素治疗
B．血管活性药物注射
C．手术治疗
D．口服枸橼酸西地那非
E．精神心理治疗