When attempting to migrate a virtual machine to another host_答案

【单选题】

When attempting to migrate a virtual machine to another host in the same cluster, the error message, “Select a valid compute resource” returns. What could cause this error?___

A. Both hosts run different versions of ESXi.

B. Both hosts are not sharing the same datastore.

C. VMware Tools is not installed.

D. Virtual machine has an ISO attached.

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答案

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A. 重心线

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A. 前后方

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起重机停放或行驶时，其车轮、支腿或履带的前端或外侧与沟、坑边缘的距离不得小于沟、坑深度的( )倍；否则应采取防倾、防坍塌措施。答案：A

A. 1.2

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A. 安装接地线

B. 可靠接地

C. 安装接地线并可靠接地

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A. 牢固的构件上

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C. 设备外壳上

D. 横担上

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【单选题】

高处作业区周围的孔洞、沟道等应设( )并有固定其位置的措施。答案：C

A. 盖板

B. 盖板、安全网

C. 盖板、安全网或遮栏（围栏）

D. 专人监护

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【单选题】

高处作业，除有关人员外，他人不得在工作地点的下面通行或逗留，工作地点下面应( )答案：A

A. 有遮栏（围栏）或装设其他保护装置

B. 有遮栏

C. 有围栏

D. 装设其他保护装置

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【单选题】

安全带和专作固定安全带的绳索在使用前应进行( )。安全带应按附录O定期检验，不合格的不得使用。答案：C

A. 全面检查

B. 质量检测

C. 外观检查

D. 应力试验

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【单选题】

腰带和保险带、绳应有足够的机械强度，材质应耐磨，卡环(钩)应具有保险装置，操作应灵活。保险带、绳使用长度在( ) m以上的应加缓冲器。答案：B

A. 2

B. 3

C. 4

D. 5

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【单选题】

在没有脚手架或者在没有栏杆的脚手架上高处工作，高度超过( ) m时，应使用安全带，或采取其他可靠的安全措施。答案：C

A. 0.5

B. 1

C. 1.5

D. 2

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【单选题】

单梯的横档应嵌在支柱上，并在距梯顶( ) m处设限高标志。答案：A

A. 1

B. 1.2

C. 1.5

D. 1.8

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