题目内容

社区专职工作者的基本条件是什么？

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You work as an administrator at ABC.com. The ABC.com network consists of a single domain named ABC.com.All servers in the ABC.com domain， including domain controllers， have Windows Server 2012 R2 installed.You have created and linked a new Group Policy object （GPO） to an organizational unit （OU）， named ABCServ， which host the computer accounts for servers in the ABC.com domain.You have been tasked with adding a group to a local group on all servers in the ABC.com domain.This group should not， however， be removed from the local group. Which of the following actions should you take？（）

A. You should consider adding a restricted group.
B. You should consider adding a global group.
C. You should consider adding a user group.
D. You should consider adding a server group.

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FSK调制方式指的是调频方式，用不同频率来代表1和0。

A. 正确
B. 错误

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以下药物中哪个不属于抗代谢抗肿瘤药（）

A. 氟尿嘧啶
B. 阿糖胞苷
C. 塞替哌
D. 巯嘌呤
E. 卡莫氟

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以下关于服务协议的介绍哪一个是错误的（）

A. SMTP简单邮件传输协议使用TCP协议，端口号是25
B. FTP文件传输协议（数据连接服务）使用TCP，端口号是20
C. DNS域名解析服务协议使用TCP协议，端口号53
D. TFTP简单文件传输协议使用UDP协议，端口号69

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