在UNIX系统中,文件分成3类,即普通文件、______和特殊文件。

题型:填空题

问题:

在UNIX系统中,文件分成3类,即普通文件、______和特殊文件。

考点:计算机等级考试数据库技术三级数据库技术笔试
题型:填空题

Many people like to  36   the Internet. Exploring the Internet is one of the most important activities of the day. The Internet brings the outside world closer to people’s   37  . Some people say the world is smaller than before    38   of the Internet.  
What’s  39   in other countries?  40  do people live in places far away? Is there an 41   sports game somewhere?   42  life like in the deepest part of sea? If you want to answer all these questions, just come to the Internet.    43   people can also learn through reading or listening to the radio. But with the Internet they can learn better and  44 . A lot of information can  45  at a great speed.
Can we go shopping without leaving home? Can we see a doctor without going to the school? Can we see a 46  without going to the hospital? —All these things seemed impossible but now they have become quite 47  .
The Internet helps us open our eyes. It also helps us 48   our minds. The Internet often gives us new ideas.   49   , it helps us in many ways. Great changes have taken place  50  the use of the Internet.
小题1:
A.look forB.search forC.exploringD.search
小题2:
A.familiesB.homesC.housesD.rooms
小题3:
A.withoutB.becauseC.because ofD.unlike
小题4:
A.is happenedB.happeningC.is going onD.is taken place
小题5:
A.WhyB.WhatC.HowD.Where
小题6:
A.excitedB.goodC.excitingD.hard
小题7:
A.What isB.What doesC.How doesD.How is
小题8:
A.Instead ofB.By the wayC.Because ofD.Of course
小题9:
A.more easilyB.easierC.much easilyD.more easier
小题10:
A.be collectedB.collectC.collectedD.collecting
小题11:
A.friendB.filmC.cookD.doctor
小题12:
A.impossiblyB.possiblyC.impossibleD.possible
小题13:
A.openB.makeC.letD.give
小题14:
A.In a wordB.At lastC.At firstD.However
小题15:
A.sinceB.because ofC.afterD.though
题型:填空题

饭店前厅客户档案管理的主要内容有()。

A.定额管理

B.细节管理

C.定期整理

D.运行控制

E.分类管理

题型:填空题

葛根中具有促进脑循环和冠脉循环的有效成分是

A.生物碱类

B.黄酮类

C.三萜皂甙类

D.多糖类

题型:填空题

有金、银、铜三个盒子,有一个硬币藏在其中一个盒子里,三个盒子上各贴着一张纸条,上面的提示分别是:(1)硬币在金盒子中;(2)硬币不在银盒子中; (3)硬币不在金盒子中。这三句话只有一句是真的。根据以上条件,硬币藏在哪个盒子中

A.硬币在金盒子中

B.硬币在银盒子中

C. 硬币在铜盒子中

D. 无确切答案

题型:填空题

TMIS是铁路()信息系统的英文缩写。

A.调度指挥管理

B.运输管理

C.客票管理

D.货车跟踪

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