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【简答题】
某计算机的主频为6MHz,各类指令的平均执行时间和使用频度如下表所示, 指令类别 存取 加、减、比较、转移 乘除 其他 平均 指令执行时间 0.6μs 0.8μs 10μs 1.4μs 使用频度 35% 45% 5% 15% 该计算机的MIPS值是________。若机器的CPI不变,要得到1.5625 MIPS的指令执行速度,则CPU的主频应为_____MHz。
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【单选题】_________includes factors and trends related to innovations that affect the development of new products or the marketing process.
A.
economic environment
B.
technological environment
C.
demographic environment
D.
sociocultural environment
【单选题】一台三相变压器的连接组为Y,d11,其中"d"表示变压器的____。
A.
高压绕组为星形接法
B.
高压绕组为三角形接法
C.
低压绕组为星形接法
D.
低压绕组为三角形接法
【简答题】音的四种物理属性: 、 、 、 。
【简答题】乐音的四种物理属性是 、 、 、 。
【单选题】Money demand behavior may
A.
change as a result of demographic trends or financial innovations such as electronic cash-transfer facilities.
B.
change only as a result of demographic trends.
C.
change only as a result of financial innovations such as electronic cash-transfer facilities.
D.
not change as a result of demographic trends or financial innovations such as electronic cash-transfer facilities.
E.
change as a result of demographic trends but not as a result of financial innovations such as electronic cash-transfer facilities.
【单选题】The ________ component of an organization's external environment is concerned with trends in population characteristics such as age, race, gender, education level, geographic location, income, and fam...
A.
demographic
B.
political
C.
economic
D.
sociocultural
【单选题】Which of the following is considered to be a part of the marketing microenvironment of a firm?
A.
the political state of the country
B.
the cultural forces that exist in a society
C.
the suppliers of the company
D.
the different demographic trends in the market
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