27. 如下圖鎖相迴路(PLL)，G 所採用的電路應是？ (A) 電壓增益放大電路 (B) 諧振電路 (C) 米勒晶體振盪電路 (D) 電壓控制頻率振盪電路

5. Which of the following statements is true with respect to Belady's anomaly? (A) Giving more memory to a process will improve its performance. (B) As the number of allocated frames increases, the page-fault rate may decrease for all page replacement algorithms. (C) For some page replacement algorithms, the page-fault rate may increase as the number of allocated frames increases. (D) For some page replacement algorithms, the page-fault rate may decrease as the number of allocated frames increases.

27. 如下圖鎖相迴路(PLL)，G 所採用的電路應是？

(A) 電壓增益放大電路
(B) 諧振電路
(C) 米勒晶體振盪電路
(D) 電壓控制頻率振盪電路

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