问题
单项选择题
有关数据操作维护，下列哪个描述是错误的（）
A.任意修改单个网元的参数均不需要知会相关网元
B.对于影响小区业务的操作应选择在低话务时段进行
C.重要参数的修改前需要做好备份，以便出现问题及时恢复
D.严禁擅自修改参数
答案
参考答案：A
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有关数据操作维护，下列哪个描述是错误的（）
A.任意修改单个网元的参数均不需要知会相关网元
B.对于影响小区业务的操作应选择在低话务时段进行
C.重要参数的修改前需要做好备份，以便出现问题及时恢复
D.严禁擅自修改参数
参考答案：A
请先阅读下面短文，掌握其大意，然后从方框中所给的单词中选出最恰当的10个， 用其适当形式填空，并将答案填到相应位置。
I'm 1 at a middle school now. My school is nice and clean. There 2 thirty students in my class. It's 3 today and it's hot. My classmates and I are playing on the beach. It's a nice place. The water is blue and clear. We are 4 a good time! There are 5 of birds flying over the sea. Many people are 6 in the sea. Some boys are 7 beach ball. Other people are 8 on the beach. One girl is 9 photos, I'm 10 that everyone can enjoy themselves in this heat. Could you tell me something about your life? |