For Ethernet-to-Ethernet routers, such as the Cisco 831 behind a cable modem or DSL bridge, a traffic shaper is configured. This is required since the output 10-Mbps interface will not be congested. Which two statements are true?() ["The parent policy-map shapes and the child policy-map queues.","The mean-rate and burst-size must always be the same value.","This will not work without a Dialer interface configured.","The shaper provides congestion feedback."]
在碎石多岩地区其外型也可根据地形设置。环形接地体每边长一般为10~20m。辐射型接地体的长度宜()m,其走向为联合地网向外辐射方向,它也可在铁塔地网上敷设,在辐射型接地体终端附加垂直接地体。 ["10~20","20~30","30~40","40~50"]
()的《百合花》取材于战争生活而不写战争场面,涉及重大题材而不写重大事件。
构成疏忽侵权应具备哪些条件?
You have issued a SHUTDOWN ABORT command to bring down your database instance. Considerthe steps that will be performed later when you open the database: 1:SGA is allocated. 2:Control file is read. 3:Redo log files are read. 4:Instance recovery is started. 5:Background processes are started. 6:Data files are checked for consistency. 7:Server parameter file or the initialization parameter file is read. Which option has the correct order in which these steps occur() ["7,1,5,2,3,6,4","1,2,3,7,5,6,4","7,1,4,5,2,3,6","1,7,5,4,2,3,6"]
水泥砂浆防水层施工时为防止空鼓,基层质量应符合下列规定()。
水泥砂浆防水层施工时为防止空鼓,基层质量应符合下列规定()。
- A基层表面应平整、坚实、清洁
- B基层表面应保持干燥,不得有水渍
- C基层表面的孔洞、缝隙应采用与防水层相同的水泥砂浆填塞并抹平
- D施工前应将埋设件、穿墙管预留凹槽内嵌填密封材料后,再进行水泥砂浆防水层施工