[多选] What are two important considerations when using 2- or 4-channel 15216 OADMs？（）

A . All "Add" channels require uniform power levels.
B . The flexibility of wavelengths per OADM is limited.
C . It is easier to balance "Pass-Through" and "Add" channels.
D . There is lower pass-through loss using multi-channel OADMs.
E . You can extract a single channel without dropping other channels.

Which of the following steps is incorrect in the following sequence of enabling the ARCHIVELOG mode of a database？（） Shut down the database.。 Set the appropriate parameters in init.ora file.。 Start the database in NOMOUNT state.。 Issue the ALTER DATABASE ARCHIVELOG command.。 Open the database.。 Take a full closed backup.。简述法治精神的体现。儿童多动症最主要的临床表现是（）注意缺陷。活动过多。学习困难。品行问题。易冲动。简述类的字段和属性的区别。根据游戏的觉醒理论，新生刚入园时，陌生的环境使其觉醒水平增高，这时教师应当安排一些（）象征性游戏。娃娃家活动。表达、表现因素较多的活动。镶拼图形之类的智力游戏或认知成分较高的活动。 What are two important considerations when using 2- or 4-channel 15216 OADMs？（）

参考答案：

● 参考解析

本题暂无解析

当前位置：CCNP(642-321)题库

[多选] What are two important considerations when using 2- or 4-channel 15216 OADMs？（）

相关题目: