【单选题】要禁止内网中IP地址为198.168.46.8的PC访问外网,正确的ACL,规则是( )。
A.
access-list 1 permit ip 192.168.46.0.0.0.0.255 any access-list 1 deny ip host 198.168.46.8 any
B.
access-list 1 permit ip 192.168.46.0.0.0.0.255 anyv access-list 1 deny ip 192.168.46.0.0.0.0.255 any
C.
access-list 1 deny ip 192.168.46.0.0.0.0.255 any access-list 1 permit ip host 198.168.46.8 any
D.
access-list 1 deny ip host 198.168.46.8 any access-list 1 permit ip 192.168.46.0.0.0.0.255 any
【单选题】渐开线齿廓上某点的压力角是指该点所受正压力方向与()方向线之间所夹的锐角。
【单选题】渐开线齿廓上某点的压力角是指该点所受正压力方向与( )
【单选题】要禁止内网中IP地址为198.168.46.8的PC访问外网,正确的ACL规则是( )
A.
access-list 1 permit ip 192.168.46.0 0.0.0.255 any access-list 1 deny ip host 198.168.46.8 any
B.
access-list 1 permit ip host 198.168.46.8 any access=-list 1 deny ip 192.168.46.0 0.0.0.255 any
C.
access-list 1 deny ip 192.168.46.0 0.0.0.255 any access-list 1 permit ip host 198.168.46.8 any
D.
access-list 1 deny ip host 198.168.46.8 any access-list 1 permit ip 192.168.46.0 0.0.0.255 any
【单选题】要禁止内网中IP地址为198.168.46.8的PC访问外网,正确的ACL规则是(11)。
A.
access-list 1 permit ip 192.168.46.00.0.0.255 any access-list 1 deny ip host 198.168.46.8 any
B.
access-list 1 permit ip host 198.168.46.8 any access-list 1 deny ip 192.168.46.00.0.0.255 any
C.
access-list 1 deny ip 192.168.46.00.0.0.255 any access-list 1 permit ip host 198.168.46.8 any
D.
access-list 1 deny ip host 198.168.46.8 any access-list 1 permitip 192.168.46.00.0.0.255 any
【判断题】在单向晶闸管直流调速系统中,给定电压与电压负反馈信号比较后产生的偏差信号作为单结晶体管触发电路的输入信号,使触发脉冲产生移相,从而使直流电机的转速稳定。( )
【判断题】面对压力时的反应可以归纳为两种模式:要么攻击以保护自己,要么逃走以躲避危险。( )
【判断题】在单相晶闸管直流调速系统中,给定电压与电压负反馈信号比较后产生的偏差信号作为单节晶体管触发电路的输入信号,使触发脉冲产生移相,从而使直流电机的转速稳定。
【多选题】物业服务企业取得二级资质的条件包括( )。
B.
物业管理专业人员中具有中级以上职称的人员不少于20人
C.
管理物业的房屋建筑面积分别占多层住宅、高层住宅、别墅、办公楼和工业厂房的百分比之和为95%
E.
工程、财务等业务负责人具有相应专业中级以上职称