Which interface commands would you enter on a Catalyst 2900 switch, if your goal was to bring all VLAN traffic to another directly connected switch?()
A. Switch(config-if)# vlan all
B. Switch(config-if)# switchport trunk encapsulation dot1q
C. Switch(config-if)# switchport access vlan all
D. Switch(config-if)# switchport mode trunk
E. Switch(config-if)# switchport access vlan 303
男性,38岁,患肝硬化3年。1周来畏寒发热,体温38℃左右,全腹痛,腹部明显膨隆,尿量500ml/d。住院后经检查有以下体征,对目前病情判断最有意义的是()
A. 蜘蛛痣及肝掌
B. 腹壁静脉曲张呈海蛇头样
C. 脾肿大
D. 全腹压痛及反跳痛
E. 腹部移动性浊音阳性