题目内容

“天苍苍，野茫茫，风吹草低见牛羊”是北朝民歌《敕勒歌》中的诗句，描写了（）的风光。

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Your network consists of a single Active Directory domain. All servers run Windows Server 2003 Service Pack 2 (SP2). You enable auditing for failed logon attempts on all domain controllers. You need to ensure that a record of failed logon attempts is retained for 90 days on all domain controllers. What should you do? （）

A. From the Security Templates snap-in, open the hisecdc template. Modify the Retain System Log setting.
B. From the Security Templates snap-in, open the securedc template. Modify the Retain Security Log setting.
C. Open the Default Domain Policy. Modify the Retain System Log setting.
D. Open the Default Domain Controller Policy. Modify the Retain Security Log setting.

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加热炉长明灯点燃后容易熄灭，点燃后把火焰调大或适当调整一、二次风门及烟道挡板。（）

A. 正确
B. 错误

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按出版物消费者购买决策的程度区分，购买行为分为明显决策型、模糊决策型、未决策型三种

A. 正确
B. 错误

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收购人拥有权益的股份超过该公司已发行股份的（），应当向该公司所有股东发出全面要约。

A. 30%
B. 40%
C. 50%
D. 60%

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