题目内容

关于大肠杆菌O157的说法,正确的是()

A. 大肠杆菌O157:H7属于肠出血型大肠杆菌
B. 美国首次发现其产生志贺氏毒素样毒素
C. 2006年在日本引起过大规模的食物中毒
D. 我国有些地区曾爆发流行过O157食物中毒

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简述注册会计师保密原则豁免的条件。

因为SP所指栈顶为“实”栈顶,所以在入栈和出栈操作时都要先修改堆栈指针SP,再执行入栈、出栈操作。

A. 正确
B. 错误

厚度为3.5m的煤层属于()

A. 薄煤层
B. 中厚煤层
C. 厚煤层

A cluster administrator is performing fallover testing during a scheduled system outage. Node ’A’ Was forced down and eventually rebooted. When Node ’A’ reintegrates into the cluster, the resource group state is offline. No errors are found in reviewing the hacmp.out file. What could have been done to ensure the resource group was acquired when cluster processing was restarted on Node ’A’?()

A. Nothing,HACMP does not require them automatically.
B. Force the remaining nodes down,then reintegrate them all.
C. Select reacquire resources after forced down on start menu.
D. Create a setting timer to bring the resource group online.

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