某新投运（退出）用户A某月的等效用户数=A用户当月实际运行的天数/当月日历天数。
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在大多数情况下，银行可以把内部评级法同时应用于整个银行内的所有资产组合，大型国际活跃银行更是如此。（）
A. 正确
B. 错误
根据《南方电网公司电费回收风险管理业务指导书》，特定客户（群）的预警分级标准中，信誉优良的客户是（）预警。
A. 红色
B. 橙色
C. 黄色
D. 蓝色
The ONS 15216 is a 32-channel system. The ONS 15216 OADMs are capable of adding and dropping one, two, or four channels. How are the OADMs provisioned to add and drop specific channels?（）
A. The ONS 15216 OADM can be provisioned to add/drop one, two, or four channels via Cisco Transport Manager (CTM).
B. The ONS 15216 OADM consists only of a four-channel module, and the number of ports utilized determines whether it is a one, two, or four channel OAD
C. Three separate OADM modules are available for one, two, and four channels. The wavelengths to be dropped and added are programmable via Cisco Transport Manager (CTM).
D. The ONS 15216 OADM consists only of a single-channel module. Two-channel and four-channel support is available by stacking the single-channel module.
E. The ONS 15216 OADM is available in one, two, four channels. There are 32 single-channel OADM modules, 16 two-channel OADM modules, and 8 four-channel OADM modules.
新生儿破伤风的常见病因是（）。
A. 寒冷
B. 早产
C. 缺氧
D. 产伤
E. 不洁接生
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