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【单选题】
某个网络运行OSPF协议,并被分为3个区域,区域号分别为0,1,2,其中1和2都只和0相连。1区域是Stub区域。2区域是NSSA区域。那么: 。___
A. 0区域存在TYPE=7的LS因为0区域是骨干区域
B. 0区域,1区域都存在TYPE=7的LSA
C. 只有1区域不存在TYPE=7的LSA
D. 只有2区域存在TYPE=7的LSA
E.
F.
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答案
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哪个部门负责在资源管理系统上对录入情况进行检查,主要核查录入数据完整性及准确性.( )___
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Dtbackup中导出命令日志应该选择的是( )___
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下列不属于故障处理反馈工单时的必须填写的内容的是( )___
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下列关于决定触电伤害程度的因素,描述错误的是( )___
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下面( )选项是按照光缆的敷设方式分类的.___
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下面对于EPON光功率叙述不正确的是( )___
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下面哪种不是互联网专线的接入实现方式.( )___
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【单选题】
现场使用光功率计检查PON口的发光,GPONClassB+的PON光模块发光的正常范围是( )___
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【单选题】
业务开通是指家庭宽带业务在( ) 的开通相关工作.___
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【单选题】
一般情况下ODN采用一次分光集中放置,将光分路器集中安装在光分路箱(室内型或室外型)内;当MDU分布较为分散或驻地网光缆纤芯数量不足时,可以采用( )方式.___
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