下面关于测试部门与开发部门的描述中，使测试质量保证最好的是（）。 ["两者为同一公司同一部门，不同的小组","两者为同一公司，但不在同一部门","两者为不同公司","两者为同一组人员，即开发人员测试自己的程序"]
举例说明酶在环境保护方面的应用及其意义。
This item contains several questions that you must answer. You can view these questions byclicking on the Questions button to the left. Changing questions can be accomplished by clickingthe numbers to the left of each question. In order to complete the questions， you will need to referto the SDM and the topology， neither of which is currently visible. To gain access to either thetopology or the SDM， click on the button to left side of the screen that corresponds to the sectionyou wish to access. When you have finished viewing the topology the SDM， you can return to yourquestions by clicking on the Questions button to the left. Off Shore Industries is a large worldwide sailing charter. The company has recently upgraded itsInternet connectivity. As a recent addition to the network engineering team， you have been taskedwith documenting the active Firewall configurations on the Annapolis router using the Cisco Routerand Security Device Manager （SDM） utility. Using the SDM output from Firewall and ACL Tasksunder the Configure tab， answer the following questions： Which statement is true？（） ["Both FastEthernet 0\/0 and Serial 0\/0\/0 are trusted interface","Both FastEthernet 0\/0 and Serial 0\/0\/0 are untrusted interfaces","FastEthernet 0\/0 is a trusted interface and Serial 0\/0\/0 is an untrusted interface","FastEthernet 0\/0 is an untrusted interface and Serial 0\/0\/0 is a trusted interface"]
主要经粪一口途径传播的肝炎病毒为：（） ["乙型肝炎病毒（HBV）","甲型肝炎病毒（HAV+戊型肝炎病毒（HEV）","甲型肝炎病毒（HAV+丙型肝炎病毒（HCV）","丙型肝炎病毒（HCV+丁型肝炎病毒（HDV）"]
发生火灾时，如何报警？
在电气设备上工作，保证安全的组织措施是什么？
