题目内容

DIMLINEAR(线性标注)命令只允许绘制水平方向的尺寸标注。

A. 正确
B. 错误

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根据AQ1029―2007标准要求,采煤机必须设置机载式()或便携式甲烷检测报警仪。

A. 氧气检测报警仪
B. 甲烷断电仪
C. 一氧化碳报警仪
D. 一氧化碳报警仪

强调课程的内在逻辑,以有组织的学科内容作为课程组织基础的课程类型属于()

A. 活动课程
B. 学科课程
C. 综合课程
D. 边缘课程

3岁儿童常常表现出各种反抗行为或执拗现象,这是儿童心理发展中的()现象。

A. 最近发展期
B. 敏感期
C. 转折期
D. 关键期

You have a DNS server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). Server1 hosts a primary zone for contoso.com. On Server1, you update the host (A) record for server2.contoso.com to have a new IP address. On Server1, you run Ping server2.contoso.com from a command prompt and the old IP address for Server2 is returned.You need to ensure that the new IP address for Server2 resolves correctly on Server1. What should you do?()

A. Run Nbtstat –
B. Run Ipconfig /flushdns.
C. Restart the DNS Server service.
D. Open the DNS snap-in, right-click on the server and click Clear Cache.

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