【单选题】若每一条指令都可以分解为取指,分析和执行三步。已知取指时间t取指=8△t,分析时间t分析=3△t,执行时间t执行=12△t。如果按照流水线方式执行指令,从头到尾执行完 100条指令至少需(41) △t。如果取指时间t取指=8△t,分析时间t分析=12△t,执行时间 t执行=3△t,则从头到尾执行完100条指令至少需(42)△t。
【判断题】基准制的选择与使用密不可分,基准制的选择应遵循,优先采用基轴制,其次选用基孔制,特殊情况下采用非基准制。
【单选题】I felt it is my responsibility _____you of our decision.
【简答题】“基准制的选择与使用密不可分,基准制的选择应遵循:优先采用基轴制,其次选用基孔制,特殊情况采用非基准制。”
【简答题】完形填空。 The House Fairy As young parents, my husband and I felt that at age 6 and 8, our children were old enough to be cleaning their rooms and their beds. But they thought 1 . My complaints, re...
【单选题】一个系统分析员应该具备哪些素质?______。 ①获取需求的能力 ②管理能力 ③技术素养④沟通能力 A) ①②③ B) ①③④ C) ②③④ D) ①②③④
【简答题】I felt that our heritage was basically a (spirit)__________ heritage.
【简答题】短文改错。 I felt sadly yesterday when our teacher told us something about Project Hope in class. It has set up to help the children in the countryside who can't pay to go to school. After school I came ho...
【简答题】我国公民的基本道德规范,具体来说有以下哪些内容( )(1)爱国守法(2)明礼诚信 (3)团结友爱 (4)勤俭自强 (5)敬业奉献A. (1)(2)(3)(4) B. (1)(2)(3)(5) C. (1)(2)(3)(4)(5) D. (2)(3)(4)(5)