【简答题】【消耗次数：1】
简述信息链中与信息相关的一组概念（符号、数据、信息、知识、情报）。
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相关题目
【简答题】
简述信息系统的概念。
【简答题】
把所有对象都划分成各种对象类(简称为类,class)，每个对象类都定义了一组数据和一组方法。数据用于表示对象的[填空]，是对象的状态信息。
【单选题】
企业信息活动链的实现工具是基于网络、数据库等信息技术的( )，它们的作用是为企业信息活动链各环节的运作提供技术支持。
①
基础设施
②
计算机
③
互联网
④
信息系统
随机题目
【单选题】
By the time he was twelve, Edison____ to make a living by himself.
①
would begin
②
has begun
③
had begun
④
was begun
【单选题】
The popular singer who had been praised very highly____ to be a great disappointment.
①
turned in
②
turned out
③
turned up
④
turned down
【单选题】
Mary realized she ____ .
①
is made fun of
②
was making fun of
③
was being made fun of
④
is being made fun of
【单选题】
We often get _______ when people cut in line.
①
annoying
②
annoyed
③
to annoy
④
annoy
【单选题】
_______ the bad storm Tom delivered the newspapers on time.
①
In favor of
②
In spite of
③
In front of
④
In charge of
【单选题】
One of my ____ sentences is: there is no smoke without fire.
①
faithful
②
favorite
③
favorable
④
famous
【单选题】
Theboysspentthewholemorning____ possibleanswerstothequestion.
①
discuss
②
to discuss
③
discussing
④
discussed
【单选题】
Woman: Bob, do you think you can lend me fifty dollars? Bob: Let me see. ____
①
You know I have no money at all.
②
Sorry, I don’t think I have much with me.
③
I don’t think you should do it.
④
Oh, I have quite a lot.
【单选题】
--Good morning,John. How are you doing?--________________
①
Im pleased.
②
Good night.
③
Not so bad. And you?
④
How do you do?