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【单选题】
What Normal Form. is the student table shown ? ( ) student table (s _ id, s _ name, s _ sex, s _ old, depart _ id, depart _ name) s _ id→s _ name, s _ sex, s _ old, depart _ id depart _ id→depart _ nameA.
1NF
B.
2NF
C.
3NF
D.
BCNF
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【单选题】Which of the following statements is INCORRECT?
A.
The military officer got wounded in the shooting.
B.
The military officer just returned from Afghanistan.
C.
The military officer may be charged with 14 counts of murder.
D.
The military officer will be prosecuted in a military court.
【简答题】Every May 9 , Russia celebrated the victory over , a military Parade is usually held in Moscow to celebrate the day.
【简答题】One of the most famous student protests to ever occur in the United States took place between May 1 and May 4, 1970 at a college campus in the Midwestern state of Ohio. The reason this particular prot...
【简答题】Question:Which is the topic sentence of the fourth paragraph? The full effects that computers and the Internet will have on journalism, education and the military are yet to be known, but if the Inter...
【简答题】Since May 1st,1991, we have had the ____ceremony when the sun rises above the horizon and the ____ceremony at sunset every day. During the important state festive ceremonies,there are 96 military guar...
【单选题】So severe is the border clash between the two armies that a military violence may ______ up at any time.
A.
flair
B.
flame
C.
flare
D.
flash
【简答题】甲企业本月生产 A 产品 400 件,使用材料 2500 千克,材料单价为 0.45 元 / 千克,原材料的单位产品标准成本为 3 元,即每件产品耗用 6 千克原材料,每千克原材料的标准价格为 0.5 元。计算材料成本差异并分析原因。
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