单选题For a given Ethernet network， the failure cycle is set to 5 seconds and the heartbeat rate is set to 2 seconds.Given these values， what is the failure detection time for the network （in seconds）？（）A 5B 10C 12D 20
题目
单选题
For a given Ethernet network， the failure cycle is set to 5 seconds and the heartbeat rate is set to 2 seconds.Given these values， what is the failure detection time for the network （in seconds）？（）
A
5
B
10
C
12
D
20