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1、.基于Web程序設(shè)計(jì)練習(xí)題一參考答案一、HTML代碼分析1. 根據(jù)網(wǎng)頁截圖效果補(bǔ)充代碼。（5分）<html> <head> <title> 我的網(wǎng)頁 </title> </head> <body> </body></html>2. 根據(jù)網(wǎng)頁截圖效果補(bǔ)充代碼。（10分）<html> <head> </head> <body> <form> <input type="text" name="name"

2、; /><BR/> <input type="password" name="psw" /><BR/> <input type="hidden" name="hidden" /><br/> <br/> <input type="radio" name="sex" value="male" /> male <br/> <input type="

3、;radio" name="sex" value="female" /> Female <br/> <input type="radio" name="driver" value="car" /> car <br/> <br/> <input type="checkbox" name="apple" />I have a apple <br /> <input t

4、ype="checkbox" name="orange" /> I have a orange <br/> <input type="submit" value="Submit" /> <input type="reset" value="Reset" /> </form> </body></html>3. 根據(jù)網(wǎng)頁截圖效果補(bǔ)充代碼。（5分）<table border="1"

5、;> <tr> <td>row 1, cell 1</td> <td>row 1, cell 2</td> </tr> <tr> <td>row 2, cell 1</td> <td>row 2, cell 2</td> </tr></table>二、數(shù)據(jù)庫基礎(chǔ)代碼分析 1. 解釋代碼：請(qǐng)解釋下述代碼的含義。（5分）INSERT INTO article ( title, writer, content )VALUES (實(shí)驗(yàn), 學(xué)生

6、, 插入數(shù)據(jù));答案要點(diǎn)：加入一條記錄。2. 解釋代碼：請(qǐng)解釋下述代碼的含義。（5分）SELECT *FROM articleWHERE 編號(hào)=1;答案要點(diǎn)：查詢符合條件的記錄。3. 解釋代碼：請(qǐng)解釋下述代碼的含義。（5分）UPDATE article SET content = 修改WHERE 編號(hào)=1;答案要點(diǎn)：修改符合條件的記錄。4. 解釋代碼：請(qǐng)解釋下述代碼的含義。（5分）DELETE *FROM articleWHERE 編號(hào)=1;答案要點(diǎn)：刪除符合條件的記錄。三、標(biāo)準(zhǔn)控件代碼分析 1. 解釋代碼：請(qǐng)解釋下述代碼的含義。（10分）ButtonEx.aspx :<% Page L

7、anguage="VB" AutoEventWireup="false" CodeFile="Default.aspx.vb" Inherits="_Default" %><!DOCTYPE html PUBLIC "-/W3C/DTD XHTML 1.0 Transitional/EN" "/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http:/w

8、/1999/xhtml" ><head runat="server"> <title>無標(biāo)題頁</title></head><body> <form id="form1" runat="server"> <div> <br /> <asp:Button ID="Button1" runat="server" Text="確定" /> &

9、lt;asp:Label ID="Label1" runat="server"></asp:Label></div> </form></body></html>-ButtonEx.vb :Partial Class _Default Inherits System.Web.UI.Page Protected Sub Button1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button1.Click

10、 Response.Write("通過按鈕的Click事件觸發(fā)后顯示!") End Sub Protected Sub Button1_Command(ByVal sender As Object, ByVal e As System.Web.UI.WebControls.CommandEventArgs) Handles Button1.Command Label1.Text = Label1.Text + "1" End SubEnd Class答案要點(diǎn)：ButtonEx控件應(yīng)用。點(diǎn)擊按鈕后顯示“通過按鈕的Click事件觸發(fā)后顯示!”。2. 解釋代碼

11、：請(qǐng)解釋下述代碼的含義。（10分）DropDownList.aspx :<% Page Language="VB" AutoEventWireup="false" CodeFile="Default.aspx.vb" Inherits="_Default" %><!DOCTYPE html PUBLIC "-/W3C/DTD XHTML 1.0 Transitional/EN" "/TR/xhtml1/DTD/xhtml1-transi

12、tional.dtd"><html xmlns="/1999/xhtml" ><head runat="server"> <title>無標(biāo)題頁</title></head><body> <form id="form1" runat="server"> <div> <asp:DropDownList ID="DropDownList1" runat

13、="server" AutoPostBack="True"> <asp:ListItem>Item1</asp:ListItem> <asp:ListItem>Item2</asp:ListItem> <asp:ListItem>Item3</asp:ListItem> </asp:DropDownList> <asp:Label ID="Label1" runat="server"></asp:Label&

14、gt;</div> </form></body></html>-DropDownList.vb :Partial Class _Default Inherits System.Web.UI.Page Protected Sub DropDownList1_SelectedIndexChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles DropDownList1.SelectedIndexChanged Label1.Text = DropDownList1.Sel

15、ectedItem.Value.ToString() End SubEnd Class-答案要點(diǎn)：DropDownList控件應(yīng)用。在結(jié)果頁（同一頁）顯示選中的元素。3. 解釋代碼：請(qǐng)解釋下述代碼的含義。（10分）RadioButtonListEx.aspx :<% Page Language="VB" AutoEventWireup="false" CodeFile="Default.aspx.vb" Inherits="_Default" %><!DOCTYPE html PUBLIC &qu

16、ot;-/W3C/DTD XHTML 1.0 Transitional/EN" "/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="/1999/xhtml" ><head runat="server"> <title>無標(biāo)題頁</title></head><body> <form id="form1" r

17、unat="server"> <div> <asp:RadioButtonList ID="RadioButtonList1" runat="server"> <asp:ListItem>Item1</asp:ListItem> <asp:ListItem>Item2</asp:ListItem> <asp:ListItem>Item3</asp:ListItem> </asp:RadioButtonList></d

18、iv> <asp:Button ID="Button1" runat="server" Text="OK" /><br /> <asp:Label ID="Label1" runat="server" BackColor="White" ForeColor="Black"></asp:Label> </form></body></html>-RadioButtonLi

19、stEx.vb :Partial Class _Default Inherits System.Web.UI.Page Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load End Sub Protected Sub Button1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button1.Click If RadioButtonList1.SelectedIndex =

20、0 Then Label1.Text = "1" End If If RadioButtonList1.SelectedIndex = 1 Then Label1.Text = "2" End If If RadioButtonList1.SelectedIndex = 2 Then Label1.Text = "3" End If End SubEnd Class答案要點(diǎn)：單選按鈕控件應(yīng)用。在結(jié)果頁顯示選中的單選按鈕。4. 解釋代碼：請(qǐng)解釋下述代碼的含義。（10分）CalendarEx.aspx :<% Page Langua

21、ge="VB" AutoEventWireup="false" CodeFile="Default.aspx.vb" Inherits="_Default" %><!DOCTYPE html PUBLIC "-/W3C/DTD XHTML 1.0 Transitional/EN" "/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http:/www.w3

22、.org/1999/xhtml" ><head runat="server"> <title>無標(biāo)題頁</title></head><body> <form id="form1" runat="server"> <div> <asp:Calendar ID="Calendar1" runat="server" BackColor="White" BorderColor=&

23、quot;White" BorderWidth="1px" Font-Names="Verdana" Font-Size="9pt" ForeColor="Black" Height="190px" NextPrevFormat="FullMonth" Width="350px"> <SelectedDayStyle BackColor="#333399" ForeColor="White" /

24、> <TodayDayStyle BackColor="#CCCCCC" /> <OtherMonthDayStyle ForeColor="#999999" /> <NextPrevStyle Font-Bold="True" Font-Size="8pt" ForeColor="#333333" VerticalAlign="Bottom" /> <DayHeaderStyle Font-Bold="True&qu

25、ot; Font-Size="8pt" /> <TitleStyle BackColor="White" BorderColor="Black" BorderWidth="4px" Font-Bold="True" Font-Size="12pt" ForeColor="#333399" /> </asp:Calendar> <br /> <asp:Label ID="Label1" ru

26、nat="server"></asp:Label>&nbsp;</div> </form></body></html>-CalendarEx.vb :Partial Class _Default Inherits System.Web.UI.Page Protected Sub Calendar1_SelectionChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles Calendar1.SelectionChange

27、d Label1.Text = Calendar1.SelectedDate.ToShortDateString() End SubEnd Class答案要點(diǎn)：CalendarEx控件。在結(jié)果頁（同一頁）顯示選中的日期。四、網(wǎng)絡(luò)基礎(chǔ)名詞解釋 1. 請(qǐng)解釋如圖所示模型的含義。（5分）答案要點(diǎn)：C/S模型。由client上運(yùn)行的應(yīng)用程序發(fā)起與server的SQL會(huì)話。server之上運(yùn)行著數(shù)據(jù)庫?？蛻舳伺c服務(wù)端的所有通信，都以直接的SQL語句形勢存在。server返回client請(qǐng)求的數(shù)據(jù)集，由client進(jìn)行處理后顯示出來。界面在client上以Windows應(yīng)用程序的方式直接顯示。業(yè)務(wù)邏輯和界

28、面顯示都在client上，server端除數(shù)據(jù)庫以外不提供任何功能。這實(shí)現(xiàn)了數(shù)據(jù)和業(yè)務(wù)邏輯的分離。2. 請(qǐng)解釋如圖所示模型的含義。（5分）答案要點(diǎn)：當(dāng)一臺(tái)主機(jī)信源向另一臺(tái)主機(jī)信宿發(fā)送信息時(shí)，如圖通信過程所示，由信源的應(yīng)用層、TCP層、IP層、主機(jī)到網(wǎng)絡(luò)層進(jìn)行層層的封裝，在每一層的數(shù)據(jù)包包頭內(nèi)加入地址、糾錯(cuò)等控制信息，然后發(fā)送到網(wǎng)絡(luò)中。在另一臺(tái)主機(jī)信宿的主機(jī)到網(wǎng)絡(luò)層接收到數(shù)據(jù)，由IP層、TCP層、應(yīng)用層進(jìn)行層層解封裝，并得到控制信息。最后保留的信息即信源主機(jī)應(yīng)用程序發(fā)送的信息。3. 請(qǐng)給出網(wǎng)絡(luò)工具ipconfig的作用。（5分）答案要點(diǎn)：ipconfig是Windows下判定TCP/IP配置的工

29、具。4. 請(qǐng)解釋如圖所示模型的含義。（5分）答案要點(diǎn)：B/S模型。以ASP程序?yàn)槔?，由browser發(fā)起服務(wù)請(qǐng)求，其請(qǐng)求通過HTTP協(xié)議提交給web server的一個(gè)ASP頁面。該頁面在執(zhí)行中，通過SQL會(huì)話向數(shù)據(jù)庫提交請(qǐng)求，并獲得數(shù)據(jù)集，以HTML的形式把處理后的結(jié)果提供給browser。browser顯示HTML結(jié)果。界面在browser上以瀏覽器解釋和渲染HTML頁面的方式顯示。業(yè)務(wù)邏輯運(yùn)行在web server上，界面的解釋和顯示由browser完成，這實(shí)現(xiàn)了業(yè)務(wù)邏輯和表現(xiàn)的分離。五、站點(diǎn)開發(fā)控件代碼分析1. 解釋代碼：請(qǐng)解釋下述代碼的含義。（10分）CompareValidator

30、Ex.aspx :<% Page Language="VB" AutoEventWireup="false" CodeFile="Default.aspx.vb" Inherits="_Default" %><!DOCTYPE html PUBLIC "-/W3C/DTD XHTML 1.0 Transitional/EN" "/TR/xhtml1/DTD/xhtml1-transitional.dtd"><htm

31、l xmlns="/1999/xhtml" ><head runat="server"> <title>無標(biāo)題頁</title></head><body> <form id="form1" runat="server"> <div> <asp:Label ID="Label1" runat="server" Text="開始時(shí)間"

32、></asp:Label> <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox><br /> <asp:Label ID="Label2" runat="server" Text="結(jié)束時(shí)間"></asp:Label> <asp:TextBox ID="TextBox2" runat="server"><

33、;/asp:TextBox> <asp:CompareValidator ID="CompareValidator1" runat="server" ControlToCompare="TextBox1" ControlToValidate="TextBox2" ErrorMessage="CompareValidator" Operator="GreaterThan" Type="Date">結(jié)束時(shí)間必需大于開始時(shí)間</asp:C

34、ompareValidator><br /> <asp:Button ID="Button1" runat="server" Text="確定" /></div> </form></body></html>-CompareValidatorEx.vb :Partial Class _Default Inherits System.Web.UI.Page Protected Sub Button1_Click(ByVal sender As Object, B

35、yVal e As System.EventArgs) Handles Button1.Click CompareValidator1.Validate() If (CompareValidator1.IsValid = True) Then Response.Write("通過檢驗(yàn)") End If End SubEnd Class答案要點(diǎn)：CompareValidator應(yīng)用。以用戶輸入的兩組數(shù)據(jù)的差異作為檢驗(yàn)條件。2. 解釋代碼：請(qǐng)解釋下述代碼的含義。（10分）SiteMapPathEx.master :<% Master Language="VB&q

36、uot; %><!DOCTYPE html PUBLIC "-/W3C/DTD XHTML 1.0 Transitional/EN" "/TR/xhtml1/DTD/xhtml1-transitional.dtd"><script runat="server"></script><html xmlns="/1999/xhtml" ><head runat="server"&

37、gt; <title>無標(biāo)題頁</title></head><body> <form id="form1" runat="server"> <div> <asp:SiteMapPath ID="SiteMapPath1" runat="server" Font-Names="Verdana" Font-Size="0.8em" PathSeparator=" : "> &l

38、t;PathSeparatorStyle Font-Bold="True" ForeColor="#5D7B9D" /> <CurrentNodeStyle ForeColor="#333333" /> <NodeStyle Font-Bold="True" ForeColor="#7C6F57" /> <RootNodeStyle Font-Bold="True" ForeColor="#5D7B9D" /> &

39、lt;/asp:SiteMapPath> <br /> <br /> <asp:contentplaceholder id="ContentPlaceHolder1" runat="server"> </asp:contentplaceholder> </div> </form></body></html>-SiteMapPathEx.sitemap :<?xml version="1.0" encoding="utf

40、-8" ?><siteMap xmlns=" > <siteMapNode url="Default2.aspx" title="主頁" description=""> <siteMapNode url="" title="博客" description="" /> <siteMapNode url="" title="鏈接" description="&qu

41、ot; /> <siteMapNode url="Default3.aspx" title="個(gè)人信息" description="" /> <siteMapNode url="" title="相冊" description="" /> </siteMapNode></siteMap>-SiteMapPathEx_Default2.aspx :<% Page Language="VB" Mast

42、erPageFile="/MasterPage.master" Title="Untitled Page" %><asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1" Runat="Server"> <asp:HyperLink ID="HyperLink1" runat="server" NavigateUrl="/Default3.as

43、px">轉(zhuǎn)至個(gè)人信息頁面</asp:HyperLink></asp:Content>-SiteMapPathEx_Default3.aspx :<% Page Language="VB" MasterPageFile="/MasterPage.master" Title="Untitled Page" %><asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1&quo

44、t; Runat="Server"></asp:Content>答案要點(diǎn)：SiteMapPathEx控件應(yīng)用，給出站點(diǎn)地圖。3. 解釋代碼：請(qǐng)解釋下述代碼的含義。（10分）TreeViewEx.aspx :<% Page Language="VB" MasterPageFile="/MasterPage.master" Title="Untitled Page" %><asp:Content ID="Content1" ContentPlaceHolderID

45、="ContentPlaceHolder1" Runat="Server"></asp:Content>-TreeViewEx.master :<% Master Language="VB" %><!DOCTYPE html PUBLIC "-/W3C/DTD XHTML 1.0 Transitional/EN" "/TR/xhtml1/DTD/xhtml1-transitional.dtd"><script run

46、at="server"></script><html xmlns="/1999/xhtml" ><head runat="server"> <title>無標(biāo)題頁</title></head><body> <form id="form1" runat="server"> <div> &nbsp;<table border="0&

47、quot; cellpadding="0" cellspacing="0" style="width: 100%; height: 100%"> <tr> <td style="width: 200px"> <asp:SiteMapDataSource ID="SiteMapDataSource1" runat="server" /> <asp:TreeView ID="TreeView1" runat=&q

48、uot;server" DataSourceID="SiteMapDataSource1" ImageSet="Arrows"> <ParentNodeStyle Font-Bold="False" /> <HoverNodeStyle Font-Underline="True" ForeColor="#5555DD" /> <SelectedNodeStyle Font-Underline="True" ForeColor=&q

49、uot;#5555DD" HorizontalPadding="0px" VerticalPadding="0px" /> <NodeStyle Font-Names="Verdana" Font-Size="8pt" ForeColor="Black" HorizontalPadding="5px" NodeSpacing="0px" VerticalPadding="0px" /> </asp:Tr

50、eeView> </td> <td> <asp:contentplaceholder id="ContentPlaceHolder1" runat="server"> </asp:contentplaceholder> </td> </tr> </table> </div> </form></body></html>-TreeViewEx.sitemap :<?xml version="1.0"

51、; encoding="utf-8" ?><siteMap xmlns=" > <siteMapNode url="Default.aspx" title="主頁" description=""> <siteMapNode url="" title="博客" description="" /> <siteMapNode url="" title="鏈接" de

52、scription="" /> <siteMapNode url="Default2.aspx" title="個(gè)人信息" description="" /> <siteMapNode url="" title="相冊" description="" /> </siteMapNode></siteMap>答案要點(diǎn)：TreeViewEx控件應(yīng)用。顯示樹狀站點(diǎn)地圖。4. 解釋代碼：請(qǐng)解釋下述代碼的含義。（1

53、0分）ValidationSummaryEx.aspx :<% Page Language="VB" AutoEventWireup="false" CodeFile="Default.aspx.vb" Inherits="_Default" %><!DOCTYPE html PUBLIC "-/W3C/DTD XHTML 1.0 Transitional/EN" "/TR/xhtml1/DTD/xhtml1-transitional.

54、dtd"><html xmlns="/1999/xhtml" ><head runat="server"> <title>無標(biāo)題頁</title></head><body> <form id="form1" runat="server"> <div> <asp:Label ID="Label1" runat="server" T

55、ext="姓名"></asp:Label> <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox> <asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server" ControlToValidate="TextBox1" Display="None" ErrorMessag

56、e="姓名不能為空"></asp:RequiredFieldValidator><br /> <asp:Label ID="Label2" runat="server" Text="郵箱"></asp:Label> <asp:TextBox ID="TextBox2" runat="server"></asp:TextBox> <asp:RegularExpressionValidator I

57、D="RegularExpressionValidator1" runat="server" ControlToValidate="TextBox2" Display="None" ErrorMessage="郵箱格式錯(cuò)誤" ValidationExpression="w+(-+.'w+)*w+(-.w+)*.w+(-.w+)*"></asp:RegularExpressionValidator> <asp:Button ID="Bu

58、tton1" runat="server" Text="確定" /><br /> <asp:ValidationSummary ID="ValidationSummary1" runat="server" HeaderText="表單錯(cuò)誤：" /> </div> </form></body></html>-ValidationSummaryEx.vb :Partial Class _Default Inher

59、its System.Web.UI.PageEnd Class答案要點(diǎn)：Validator控件應(yīng)用，對(duì)姓名是否為空和郵箱格式等進(jìn)行了檢查。5. 解釋代碼：請(qǐng)解釋下述代碼的含義。（10分）CustomValidatorEx.aspx :<% Page Language="VB" AutoEventWireup="false" CodeFile="Default.aspx.vb" Inherits="_Default" %><!DOCTYPE html PUBLIC "-/W3C/DTD X

60、HTML 1.0 Transitional/EN" "/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="/1999/xhtml" ><head runat="server"> <title>無標(biāo)題頁</title></head><body> <form id="form1" runat="ser

61、ver"> <div> <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox> <asp:Button ID="Button1" runat="server" Text="Button" /> <asp:CustomValidator ID="CustomValidator1" runat="server" ControlToVa

62、lidate="TextBox1" ErrorMessage="CustomValidator">不是偶數(shù)</asp:CustomValidator></div> </form></body></html>-CustomValidatorEx.vb :Partial Class _Default Inherits System.Web.UI.Page Protected Sub CustomValidator1_ServerValidate(ByVal source As Object,

63、ByVal args As System.Web.UI.WebControls.ServerValidateEventArgs) Handles CustomValidator1.ServerValidate Dim i As Integer i = Integer.Parse(args.Value) If i Mod 2 = 0 Then args.IsValid = True Else args.IsValid = False End If End Sub Protected Sub Button1_Click(ByVal sender As Object, ByVal e As Syst

64、em.EventArgs) Handles Button1.Click CustomValidator1.Validate() If (CustomValidator1.IsValid = True) Then Response.Write("通過檢驗(yàn)") End If End SubEnd Class答案要點(diǎn)：CustomValidator應(yīng)用。檢查用戶輸入是否符合定制的要求。6. 解釋代碼：請(qǐng)解釋下述代碼的含義。（10分）LoginEx.aspx :<% Page Language="VB" AutoEventWireup="fals

65、e" CodeFile="Default.aspx.vb" Inherits="_Default" %><!DOCTYPE html PUBLIC "-/W3C/DTD XHTML 1.0 Transitional/EN" "/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="/1999/xhtml" ><head runat=&qu

66、ot;server"> <title>無標(biāo)題頁</title></head><body> <form id="form1" runat="server"> <div> &nbsp;</div> </form></body></html>-LoginEx.vb :Partial Class _Default Inherits System.Web.UI.Page Protected Sub Login1_Authe

67、nticate(ByVal sender As Object, ByVal e As System.Web.UI.WebControls.AuthenticateEventArgs) Handles Login1.Authenticate End SubEnd Class答案要點(diǎn)：LoginEx應(yīng)用。六、內(nèi)建組建對(duì)象代碼分析 1. 解釋代碼：請(qǐng)解釋下述代碼的含義。（10分）Application.aspx :<% Page Language="VB" AutoEventWireup="false" CodeFile="Default.aspx.vb" Inherits="_Default" %><!DOCTYPE html PUBLIC "-/W3C/DTD XHTML 1.0 Transitional/EN" "/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http:/www

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