4. Which of the following is not true of the halting problem? (5%) (A) It was studied by Alan Turing. (B) It is harder than intractable. (C) Someday a clever algorithm may be found to solve it. (D) It involves a program that analyzes other programs.

10. 圖(六)所示為一平面應力元素之莫耳圓 (Mohr's circle)，其中 C 為圓心、EF 為直徑、O 為 (σ−τ) 平面座標原點。若已知 $\sigma_x = 90 \text{ MPa}$，$\sigma_y = 30 \text{ MPa}$，$\tau_{xy} = 40 \text{ MPa}$，下列有關本平面應力元素應力之敘述，何者不正確？ (A) 最大主應力為 $110 \text{ MPa}$ (B) 最小主應力為 $10 \text{ MPa}$ (C) 最大剪應力為 $50 \text{ MPa}$ (D) 莫耳圓直徑 $EF = 90 \text{ MPa}$

4. Which of the following is not true of the halting problem? (5%)
(A) It was studied by Alan Turing.
(B) It is harder than intractable.
(C) Someday a clever algorithm may be found to solve it.
(D) It involves a program that analyzes other programs.

相關試題

相關試卷

4. Which of the following is not true of the halting problem? (5%)(A) It was studied by Alan Turing.(B) It is harder than intractable.(C) Someday a clever algorithm may be found to solve it.(D) It involves a program that analyzes other programs.

相關試題

相關試卷

4. Which of the following is not true of the halting problem? (5%)
(A) It was studied by Alan Turing.
(B) It is harder than intractable.
(C) Someday a clever algorithm may be found to solve it.
(D) It involves a program that analyzes other programs.