22. 若欲設計一電晶體放大器用於射頻電路使用，最有可能使用哪一類放大器？ (A) A 類 (B) B 類 (C) C 類 (D) AB 類

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.

22. 若欲設計一電晶體放大器用於射頻電路使用，最有可能使用哪一類放大器？
(A) A 類
(B) B 類
(C) C 類
(D) AB 類

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