Users at the Charleville Company began experiencing high network delays when Internetconnectivity was enabled for all users. After investigating the traffic flow， you determine that peer-to-peer traffic from a music download site is consuming a large amount of bandwidth. Which QoSmechanism can you implement to improve the network response time？（） Use CBWFQ to queue the peer-to-peer traffic into the default traffic class.。 Use class-based WRED to randomly drop the peer-to-peer traffic during network congestions. 。 Use class-based policing to limit the peer-to-peer traffic rate.。 Use class-based shaping to delay any excessive peer-to-peer traffic.。
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预付账款业务不多的企业，可以不单独设置“预付账款”账户，而将预付的款项直接计入“应收账款”账户的借方。
坏账确认的标准之一是债务人破产或死亡时尚未收回的应收账款。
水表的检定项目一般有（） 外观检查和密封性试验。 外观检查和示值误差检定。 密封性试验和示值误差检定。 外观检查、密封性试验和示值误差检定。
关于悲剧的本质，黑格尔的观点是（）。
