题目内容

在实验室试拌时若混凝土拌和物的坍落度低于设计要求可以采用()方法进行调整。

A. 保持水泥用量不变增加拌和用水量
B. 保持用水量不变增加水泥用量
C. 保持水灰比不变增加水泥浆用量
D. 保持砂率不变增加集料用量

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办理赔偿的期限,特殊情况下办理赔偿的最长期限:直属站段不超过()个工作日。

A. 2
B. 3
C. 5
D. 10

不同容量的蓄电池不能互换使用,否则会因容量不足或容量过大,引起蓄电池损坏。

A. 正确
B. 错误

汽车起重机最大的特点是机动性能好,转移方便,但是操作工人的劳动强度比较大。

A. 正确
B. 错误

Your companys Windows Server 2003 environment consists of a single Active Directory directory service forest. The forest has multiple domains and three sites named Site1, Site2, and Site3. Site1 is the main office and has four domain controllers. Two of the domain controllers are global catalog servers. Site2 is a branch office with two domain controllers. Site3 is a branch office with a slow and unreliable WAN link and two domain controllers. You need to improve user logon performance for users in Site2 and Site3. Which two actions should you perform?()

A. Enable change notification between Site1 and Site2.
B. Enable change notification between Site1 and Site3.
C. Implement universal group membership caching in Site2.
D. Implement universal group membership caching in Site3.

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