根据评价过程中是否采用数字方法进行量化处理，评价可分为定性评价和定量评价两种类型。
关于TWC接收灵敏度/过载点测试的说法正确的是（） ["TWC有两种不同的灵敏度，分别适用于不同场合","接收机灵敏度定义为在接收点R点处为达到1×10ˉ10的BER值所需要的平均接收功率的最小可接收值","测试中可以使用仪表直接发光，或使用仪表发光再经过TWC转换后发光","在进行过载点测试时，一般需要使用放大器进行光信号的放大，然后将信号输入TWC单板"]
Refer to the exhibit. Give this output for SwitchC, what should the network administrator's next action be?（） ["Check the trunk encapsulation mode for SwitchC's fa0\/1 port.","Check the duplex mode for SwitchC's fa0\/1 port.","Check the duplex mode for SwitchA's fa0\/2 port.","Check the trunk encapsulation mode for SwitchA's fa0\/2 port."]
女生各项素质指标在11~14岁时出现第一高峰，在（）时出现第二高峰。 ["17~20岁","18~20岁","19~22岁","23~27岁"]
Which three statements best describe HSRP configuration on Cisco Nexus switches？（） [" In a vPC topology， the primary HSRP router will respond to ARP requests， but both HSRP routers will forward data traffic. No additional configuration is required."," In a vPC topology， the primary HSRP router will respond to ARP requests， but both HSRP routers will forward data traffic if the peer-gateway feature is enabled."," You can configure two overlapping HSRP groups to load share traffic from the connected hosts while providing the default router redundancy."," You can use the show standby command to verify HSRP operation and configuration."," If you remove the feature hsrp command， all relevant HSRP configuration information isalso removed."]
根据波前面的形状，可以把地震波分为几大类？
