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【单选题】
关于索引的说法错误的是A.
索引可以提高查询速度
B.
索引可能降低更新速度
C.
不可以更新索引字段
D.
索引和排序含义不同
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【单选题】Which of the following is NOT mentioned in the text?
A.
Demonstrators are not in favor of Europe's economic liberalization.
B.
France's EDF is used to illustrate a result of liberal economies.
C.
The Europe's Union's Barcelona summit is not as productive as expected.
D.
Europe's satellite-positioning system is nowhere near a great success.
【单选题】执行下述程序的输出结果是( )。 #include int power(int x,int y); main() { float a=2.6,b=3.4; int p; p=power((int)a,(int)b); printf("%d\n",p); } int power(int x,int y) { int i,p=1; for (i=y;i>0;i--) p=p*x; return (p...
A.
8
B.
9
C.
16
D.
27
【单选题】Belgrade police ______.
A.
clashed with demonstrators of opposition parties
B.
stopped student demonstrators with cordons
C.
blocked demonstrators from approaching the president
D.
kept all the demonstrators away from the Parliament
【简答题】The right to die It was 3:45 in the morning when the vote was finally taken. After six months of arguing and final 16 hours of hot parliamentary(议会的) debates, Australia’s northern Territory became the...
【单选题】Which of the following is NOT mentioned in the text?
A.
Demonstrators are not in favor of Europe's economic liberalization.
B.
France's EDF is used to illustrate a result of liberal economies.
C.
The Europe's Union's Barcelona summit is not as productive as expected.
D.
Europe's satellite-position system is nowhere near a great success.
【单选题】听力原文： Eaton-wielding police in Belgrade clashed with hundreds of student demonstrators trying to march to parliament to support demands for early elections. The student leaders say 50 people were inju...
A.
the president's resignation
B.
early elections
C.
free elections
D.
severe punishment for corrupted officials
【单选题】The angry demonstrators demanded that the military government ______ all political prisoners.
A.
free
B.
must free
C.
freed
D.
would
【简答题】填空题 ( 全国二级 C 2008Q2-8) 执行下述程序的输出结果是【 】 #include main( ) { int i,j,sum; for(i=3; i>=1; i--) { sum=0; for(j=1; j<=i; j++) sum+=i*j; } printf("%d\n",sum); }
【简答题】（）是以网络图为基础的计划模型，其基本思想是用图来表示组成待执行项目的各种活动之间的顺序关系。
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