【判断题】【消耗次数：1】
黑客攻击电子商务系统的手段有多种，其中窃听攻击了系统的完整性。
①
正确
②
错误
参考答案：
复制
纠错
相关题目
【单选题】
下列情况中，破坏了数据的完整性的攻击是__________。
①
假冒他人地址发送数据
②
不承认做过信息的递交行为
③
数据在传输中途被篡改
④
数据在传输中途被窃听
【多选题】
拒绝服务攻击是黑客常用的攻击手段之一，以下属于拒绝服务攻击防范措施的是：（ ）
①
A.安装防火墙，禁止访问不该访问的服务端口，过滤不正常的畸形数据包
②
B.安装先进杀毒软件，抵御攻击行为
③
C.安装入侵检测系统，检测拒绝服务攻击行为
④
D.安装安全评估系统，先于入侵者进行模拟攻击，以便及早发现问题并解决
【多选题】
电子商务环境与传统商务有了较大的变化，下面阐述正确的有：（ ）。
①
产品形态市场和资本形态市场中的商务活动主要属于电子商务
②
信息形态市场的商务活动主要属于电子商务
③
在传统商务中，人文环境的影响无处不在，而在电子商务中，则其影响相对较弱
④
政府部门在电子商务中仍是重要的影响因素，甚至是决定的因素
【单选题】
一个安全的电子商务系统必须满足( )。①信息的保密性②信息的完整性③信息的不可否认性④身份的真实性⑤访问的可控性
①
①②③④⑤
②
①②③④
③
②③④⑤
④
③④⑤
随机题目
【单选题】
A: This is Mr. Bill and this is Mr. Paul. B: [填空]
①
How do you do?
②
How are you?
③
Fine，thank you.
④
Hi，how are you getting on?
【单选题】
A: How much is that rice, please? B: [填空].
①
Four Kilo
②
Very much
③
Four are enough
④
Four yuan a kilo
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/0418BF1D02417B92F76B614E1597FD00.png title=5.png alt=5.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/27CC83C93F9DEC1027C40DB516AEFFFE.png title=5-1.png alt=5-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/A52D2423E20F7AF67CDED3927DFBC6E8.png title=5-2.png alt=5-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/1CF3AA81CC78B903E42266CDBA6690AC.png title=5-3.png alt=5-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/286CB235C4A75DA8DDB21CABF734CF53.png title=5-4.png alt=5-4.png/>
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/50B8AB3880EC4FD1901EE390ABF55B59.png title=2.png alt=2.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/5758B772498446FA82AC77D6D7F305E8.png title=2-1.png alt=2-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/B6454D5F78F647A4D82E69A2B2819675.png title=2-2.png alt=2-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/752DB2A405FFF9EE7DA06D85FB42F136.png title=2-3.png alt=2-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/CEF05144723A27B982B70DE56A618B07.png title=2-4.png alt=2-4.png/>
【单选题】
阅读理解：阅读下列短文，回答文后问题，选择最佳答案Robert had just moved into the street and he felt strange that he was not wanted. He knew that perhaps the other boys were trying to get an idea of what kind of a boy he was. This did not help him to make himself less lonely. He was new and he had to be tested. Still, proving himself would not be all that easy. He did not want to run with the boys or get into something against the law to prove that he was strong. No! He must show what he was made of in a more helpful way. That’s when he got the idea.The next day was Saturday. He knew that most of the boys would be down on the playground and choose up sides for the Saturday game. Robert knew he could play well and that just might be enough to prove he was strong, and to make friends with them. He arrived early and did his step exercises. He shot the ball several times and did some other exercises—the most difficult and most wonderful in basketball. Then the boys came. Robert went through what he had done before the game and showed what he could do. No one said a word. The boys just looked at each other and thought about it. In the end, when it was all over, the biggest of the group just smiled and shook his head. Robert knew he had made it.4. What did the biggest of the group mean by shaking his head?
①
He did not want to say anything about what Robert had done.B. He had not thought Robert could play so wonderfully.C. He did not want to make friends with Robert.D. He did not think Robert played basketball well.
②
He had not thought Robert could play so wonderfully.
③
He did not want to make friends with Robert..
④
He did not think Robert played basketball well.
【单选题】
阅读理解：阅读下列短文，回答文后问题，选择最佳答案Robert had just moved into the street and he felt strange that he was not wanted. He knew that perhaps the other boys were trying to get an idea of what kind of a boy he was. This did not help him to make himself less lonely. He was new and he had to be tested. Still, proving himself would not be all that easy. He did not want to run with the boys or get into something against the law to prove that he was strong. No! He must show what he was made of in a more helpful way. That’s when he got the idea.The next day was Saturday. He knew that most of the boys would be down on the playground and choose up sides for the Saturday game. Robert knew he could play well and that just might be enough to prove he was strong, and to make friends with them. He arrived early and did his step exercises. He shot the ball several times and did some other exercises—the most difficult and most wonderful in basketball. Then the boys came. Robert went through what he had done before the game and showed what he could do. No one said a word. The boys just looked at each other and thought about it. In the end, when it was all over, the biggest of the group just smiled and shook his head. Robert knew he had made it.2. Why would it not be easy for Robert to prove himself?
①
Because he was not sure if he was really strong.
②
Because he was new and was not wanted in the street.
③
Because the other boys had found out what kind of a boy he was.
④
Because he must choose the best way to prove himself.