题目内容

Why is it considered bad luck to see a black cat crossing one's path?

A. Because black cats look like witches.
Because black cats were thought to be witches.
C. Because black cats bring seven years of bad luck.
D. Because black cats arc hard to notice in darkness.

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According to the passage,what will bring people good luck?

A. Breaking a mirror on purpose.
B. Catching a falling leaf on one’s birthday.
C. Finding a penny on the ground and picking it up.
Dreaming of blowing out the candles in one blow.

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2011年，() 公司发布《大数据:创新、竞争和生产力的下一个新领域》报告,大数据开始备受关注。

A. 微软
B. IBM
C. 麦肯锡
D. 谷歌

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基础设施即服务（IaaS），指消费者通过Internet从云计算中心获得完美的计算机基础设施服务，例如虚拟主机、存储服务等。下列哪项不属于基础设施资源？

A. 计算资源
B. 存储资源
C. 平台资源

D. 网络资源

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数据存储单位从小到大排列顺序就是

A. EB、PB、YB、ZB
B. PB、EB、YB、ZB
C. PB、EB、ZB、YB

D. YB、ZB、PB、EB

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Why is it considered bad luck to see a black cat crossing one's path?

A. Because black cats look like witches. Because black cats were thought to be witches. C. Because black cats bring seven years of bad luck. D. Because black cats arc hard to notice in darkness.

According to the passage,what will bring people good luck?

2011年，() 公司发布《大数据:创新、竞争和生产力的下一个新领域》报告,大数据开始备受关注。

基础设施即服务（IaaS），指消费者通过Internet从云计算中心获得完美的计算机基础设施服务，例如虚拟主机、存储服务等。下列哪项不属于基础设施资源？

数据存储单位从小到大排列顺序就是

A. Because black cats look like witches.
Because black cats were thought to be witches.
C. Because black cats bring seven years of bad luck.
D. Because black cats arc hard to notice in darkness.