A distribution area provides an aggregation point for which components?（） [" edge devices"," aggregation switches"," core devices"," access-area switche"]
男性患者，30岁，患输尿管结石收住院，当肾绞痛发作时，最重要的措施是（） ["大量饮水","应用抗生素","解痉止痛","准备手术治疗","嘱患者跳跃运动"]
Which Cisco product family can simultaneously implement firewall, VPN, content security, network access control, virtualization, anD content filtering?（） ["intrusion prevention systems","catalyst switches","adaptive security appliances","protect link gateway"]
Refer to the exhibit. MPLS has been enabled on router PE11. Which of these statements is correct regarding the output display shown in the exhibit? （） [" CEF switching is not needed for MPLS operation."," CEF switching is only needed to forward labeled packets."," CEF switching is needed on both ingress and egress interfaces on which MPLS is enabled."," Interface-level CEF switching is needed only on egress interfaces that are sending IP packets on which the egress LSR performs the label imposition process."," Interface-level CEF switching is needed only on ingress interfaces that are receiving IP packets on which the ingress LSR performs the label imposition process."]
了解业务流程层面内部控制工作底稿记录CPA了解业务流程层面内部控制的过程，不包括（）。 ["实施的程序","了解的重要业务流程","风险评估过程","对内部控制设计和执行情况的评价结论"]
计算机的基本工作原理是什么？
