在对工厂材料存货系统的降型化方案进行评估时。信息中心工作人员认为应该使用廉价冗余磁盘

题型:单项选择题

问题:

在对工厂材料存货系统的降型化方案进行评估时。信息中心工作人员认为应该使用廉价冗余磁盘阵列(RAID)来存放存货数据库。使用RAID技术的目的是保证:()

A.如果一个驱动器发生故障,其所有的数据仍然可以被重构出来。

B.所有数据在驱动器之间均匀分配。

C.所有交易的前期、后期数据都被保留。

D.将写入时间降至最少以避免并发写冲突。

考点:技术监督质检职业技能考试经营分析与信息技术经营分析与信息技术题库
题型:单项选择题

请认真阅读下面短文,并根据各题所给首字母的提示,写出一个合适的英语单词完整、正确的形式,使短文通顺。

     A blind (瞎的) man went to a shop with his dog. There were a lot of people waiting there to buy

tomatoes. Of course, people let the blind man to buy f__1__ and he asked for two kilos of t__2__.

     "But one p__3__ can only buy one kilo," said the woman unhappily.

     "But I have a dog. You should give one kilo to me and one kilo to my d__4__."

     The woman, h__5__, said no.

     "Well, why don't you give tomatoes to a nice dog like m__6__?" the blind man asked.

     "Dogs do not e__7__ tomatoes!"

     "And if it does?"

     "If it does, I will give you what you want." The woman then g__8__ a tomato to the blind man and

said, "Come on. Give it to the dog."

     The blind man knew that his dog would eat any f__9__. The dog always eats what the man gives.

Then that was the woman saw: the dog ate the tomato and it looked up and hoped to get m_10__. Of

course, they got what they wanted at last.

题型:单项选择题

慢性支气管炎合并哮喘发作,处理措施不正确的是()。

A.静脉注射肾上腺皮质激素

B.沙丁胺醇雾化吸入

C.氨茶碱静脉注射或滴注

D.应用β受体阻滞药

E.应用β受体激动药

题型:单项选择题

接触器通过其辅助触点可通断较大功率的设备。

题型:单项选择题

入侵探测器的核心是(),它是一种能量转换装置将被探测的物理量转换为可处理的电量。

A.传感器

B.放大器

C.集成电路

D.传输电路

题型:单项选择题

性和味偏盛的药物在临床应用肘,一方面可以通过________的方法,另一方面可用________的方法来________药物偏盛的性和味。

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