某合同执行政府指导价，签定合同时约定价格为每千克1000元，每天逾期交货和逾期付款违约金均为每千克1元。供货方按时交货，但买方逾期付款30天。付款时市场价格为每千克1200元。则买方应付货款为每千克（）元。 ["A.1000 ","B.1030 ","C.1200 ","D.1230"]
Which two networking infrastructure characteristics are most likely to distinguish video requirements （such as Cisco TelePresence） from voice requirements？（） ["jitter","delay","PoE","bandwidth","packet lo"]
Which command is required for connectivity in a Frame Relay network if Inverse ARP is not operational? （） [" frame-relay arp"," frame-relay map"," frame-relay interface-dlci"," frame-relay lmi-type"]
Refer to the exhibit. Examine the partial configuration and the routing table excerpt. Which routes would be redistributed into OSPF area 1?（） [" 10.10.10.16\/28 only"," 10.10.10.16\/28 and 10.10.10.64\/26"," 10.10.10.16\/28, 10.10.10.64\/26, and 172.16.10.0\/24"," 10.10.10.64\/26 only"]
液压马达按其结构分，有（）等。 ["行星马达","齿轮马达","叶片马达","柱塞马达","摆线马达"]
色彩有哪些基本特征？为什么说色彩是构成和获取形式美的重要因素？请举例论述之。
