The clock ID can solve the problem of possible timing loops. In the following networking, in order to completely solve the clock loop, how many clock IDs need to be set in total?

The clock ID can solve the problem of possible timing loops. In the following networking, in order to completely solve the clock loop, how many clock IDs need to be set in total?

A . 3
B . 4
C . 6
D . 7

View Answer

Answer: C