下面的说明中，正确的函数定义是( )。 A: void fun(voi B: void fun(voi{} C: fun(int {} D: fun(int {return s+1；}

典型的云桌面架构有（） A: VDI B: VIO C: IDV D: VOI

Refer to the exhibit.  Why does the trust state of interface FastEthernet 0/3 show "not trusted"？  （） A: DSCP map needs to be configured for VOI B: C: ToS has not been configured. D: ToS has been misconfigured. E: The command mls qos needs to be turned on in global configuration mode. F: There is not a Cisco Phone attached to the interface.