Choose the false statement concerning the use of CiscoWorks Internetwork Performance Monitor (IPM) in a Teleworker deployment.（） IPM should not be run on a production network. 。 IPM helps verify if a Service Provider is meeting the Service Level Agreement. 。 IPM contains a database that can store data on latency, jitter, and drops of voice packets over a period of weeks or months. 。 The QoS service policy should contain an allocation of sufficient bandwidth in the priority queue (LLQ) for both the SAA probe simulating a voice call and the voice call. If not, voice quality will suffer.。
You work as a database administrator for Certkiller .com. In the Certkiller PRODUCTION database you have granted RESUMABLE system privilege to the CONNECT role.Resumablespace operation has been enabled for all user session. You want users NOT to be aware of any kind of space-related problems while performing transactions. Instead， you want the problem to be resolved by a database trigger automatically. Which combination of triggering time and event would you use to achieve this objective？（） AFTER CREATE。 AFTER SUSPEND。 BEFORE CREATE。 AFTER TRUNCATE。 BEFORE SUSPEND。 AFTER INSERT OR DELETE OR DELETE。 BEFORE INSERT OR DELETE OR DELETE。
以下关于杆件性质的说法正确的有（）。 杆件的强度越大，则刚度越大。 刚度是指杆件在外力作用下抵抗变形的能力。 提高杆件材料的强度能提高杆件承载力。 压杆材料的强度越大，则其临界力越大。 压杆的临界力与作用荷载的大小无关。
如何当好学校领导者？
社会保险费有养老保险费和（）等 A.失业保险费 。 B.医疗保险费 。 C.生育保险费 。 D.工伤保险费。
正常生产情况下稳定区轻油产品的进罐前压力应控制在（）
