You work as an application developer at CER-Tech.com. Cert-Tech.com uses Visual studio.NET 2005 as its Application Development platform.You are developing a .NET Framework 2.0 application used to store a type-safe list of names and e-mail addresses. The list will be populated all at ones from the sorted data which means you will not always need to perform insertion or deletion operations on the data. You are required to choose a data structure that optimizes memory use and has good performance.What should you do？（） [" The System.Collections.Generic.SortedList class should be used "," The System.Collections.HashTable class should be used"," The System.Collections.Generic.SortedDictionary class should be used "," The System.Collections.SortedList class should be used"]
You create a Web page that contains the following code. You need to provide the following implementation. Each time the AddFile button is clicked， a new div element is created. The new div element is appended after the other file upload div elements and before the AddFile span. Each new element has a unique identifier. Which code segment should you use？（） ["$（"#AddFile"）.click（function （） {var id = "File" + ++lastId； var item =$（".File：first"）.clone（true）； $（"input：file"， item）.attr（{ id： id， name： id }）； item.insertBefore（"#AddFile"）； }）；","$（"#AddFile"）.click（function （） {var id = "File" + ++lastId；$（".File：first"）.clone（true）.attr（{ id： id， name： id }）.insertBefore（"#AddFile"）； }）；","$（"#AddFile"）.click（function （） {var id = "File" + ++lastId； }）；","$（"#AddFile"）.click（function （） {var id = "File" + ++lastId；var item = $（".File：first"）.clone（true）； $（"input：file"， item）.attr（{ id： id， name： id }）； item.insertAfter（"input[type=file]"）； }）；"]
自杀行为
筒述影响士气高低的原因。
被动攻击会试图破坏系统的资源、影响系统的正常工作。
简述佛教教义
