DBMS主要由查询处理器和( )两大部分组成。A.文件管理器 B.事务管理器 C.

题型:单项选择题

问题:

DBMS主要由查询处理器和( )两大部分组成。

A.文件管理器

B.事务管理器

C.数据库编译器

D.存储管理器

考点:计算机等级考试数据库技术三级数据库技术笔试25
题型:单项选择题

我国于2012年6月成功发射“神舟九号”飞船和“天宫一号”目标飞行器实施空间飞行器交会对接试验,为我国在2020年建立独立的空间站打下基础,如图所示是“天宫一号”、 “神舟九号”对接的模拟示意图,假设“天宫一号”在圆形轨道上运动.以下说法正确的

A.要完成对接任务,神舟飞船需要制动减速

B.要完成对接任务,神舟飞船需要点火加速

C.“天宫一号”内工作的宇航员因受力平衡而悬浮或静止

D.“神舟九号”返回地面时应先减速

题型:单项选择题
It was a sunny day. A city man was driving along a country road with a new wagon(马车)and a beautiful pair of horses. He didn’t pay a lot of  16  to where he was going. Pretty soon he  17_ that he was lost, but he continued to drive, expecting to re-find his way or to  18  someone who could tell him how to get back to the  19  .
It was a long 20 road. For many __21__ he kept on driving. When it was almostdark ,he saw in a field a tall  22  ploughing(犁地) the land. He stopped his   23 team of horses near the fence and called out,“Hello,farmer.”
“Hello,yourself,”the farmer___24____,still ploughing .
“Where does the horse go?”he asked without knowing his language mistakes.
“I haven’t seen it go anywhere. It   25  stays right where it is,”said the farmer,withoutstopping his work.
“How far is it to the next town?” said the city man,speaking a little more   26  .
“Don’t know. I never    27 it,” replied the farmer. By this time the city man was getting 28 .“What do you know?You’re the biggest fool I ever saw.”
Finally stopping, the farmer turned and looked for a long time  29  at the city man. Then he said,“Maybe I don’t know much.   30  I am a fool. But at least I’m not lost!” 
小题1:
A.signsB.ordersC.attentionD.direction
小题2:
A.realizedB.recognizedC.acceptedD.received
小题3:
A.missB.meetC.lookD.lose
小题4:
A.townB.countryC.capitalD.village
小题5:
A.lonelyB.busyC.dirtyD.crowded
小题6:A seconds     B. minutes     C hours          D years
小题7:
A.driver B.policemanC.farmerD.worker
小题8:
A.strongB.tiredC.weakD.tiring
小题9:
A.askedB.demandedC.repliedD.ordered
小题10:
A.alwaysB.oftenC.sometimesD.seldom
小题11:
A.politelyB.friendly C.loudlyD.angrily
小题12:
A.judgedB.measuredC.sawD.studied
小题13:
A.sadB.lovelyC.friendlyD.angry
小题14:
A.gladlyB.immediatelyC.silentlyD.excitedly
小题15:
A.GenerallyB.FortunatelyC.CertainlyD.Perhaps
题型:单项选择题

古人特别提出忌汗、忌补的疾病是

A.癃闭

B.关格

C.尿血

D.尿浊

E.淋证

题型:单项选择题

第二次中央新疆工作座谈会提出了依法治疆、()、长期建疆的总体战略,为做好新形势下新疆工作指明了方向。

A.发展兴疆

B.团结稳疆

C.社会稳定

D.长治久安

题型:单项选择题

在网页中插入表格,表格的对齐方式不包括()

A、左对齐

B、居中对齐

C、右对齐

D、分散对齐

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