闪点是评定可燃（）火灾危险程度的主要指标。 气体。 液体。 固体。
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。
The details of the order ID， order date， order total， and customer ID are obtained from the ORDERS table. If the order value is more than 30000， the details have to be added to the LARGEjDRDERS table. The order ID， order date， and order total should be added to the ORDERJHISTORY table， and order ID and customer ID should be added to the CUSTJHISTORY table. Which multitable INSERT statement would you use？ （） Pivoting INSERT。 Unconditional INSERT。 Conditional ALL INSERT。 Conditional FIRST INSERT。
构成疏忽侵权应具备哪些条件？
A redo log file is corrupted while the database is open； as a consequence， database operations are stopped because archiving cannot continue. What would you do to solve the problem？（）
