第6题: [单项选择]设计程序时,应采纳的原则之一是( )。 A. 程序的结构应有助于读者的理解 B. 限制GOTO语句的使用 C. 减少或取消注释行 D. 程序越短越好 参考答案:A 答案解析:[解析] 程序设计的风格主要强调程序的简单、清晰和可理解性,以便读者理解。程序滥用GOTO语句将使程序流程无规律,可读性差;添加注释行有利于对程序的理解,不应减少或取消,程序的长短要依据实际的需要而定
A. Ethnic custom. B. A specialized life style. C. The growth of industrialism. D. Geographical isolation. 参考答案:B 答案解析:[解析]由文末给出的“Celti races”的民族生活习惯可以看出,其民族传统生活的维持关键在于“ethnic individualism”,即“a specialized life style”。
第20题:[多选题]分布式交换机支持以下哪两种负载均衡方式? A.Route based on source MAC hash B.Route using physical NIC load C.Route based on the destination virtual port ID D.Route based on port ID hash 参考答案:AB
第29题: [单项选择]Questions 14~16 are based on the following dialogue about buying tickets. You now have 15 seconds to read Questions 14~16.At what time of the day does this conversation probably take place A. In the morning. B. At noon. C. In the afternoon. D. In the evening. 参考答案:C 答案解析:[解析] 14-16 M: Excuse me. Are you going to buy basketball tickets W: Yes, I am. So are all the