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提问人：网友shineleeli 发布时间：2022-01-07

[主观题]

You are creating a custom control. The UI of the control must contain several text boxes a

nd two buttons. The control must be available in the global assembly cache for reuse across multiple Web applications. You need to achieve this functionality by using the minimum amount of code. What should you do？（）

A. Create a control that derives from System.Web.UI.Control.

B. Create a control that derives from System.Web.UI.WebControls.CompositeControl.

C. Create a control that derives from System.Web.UI.WebControls.WebControl.

D. Create a control that derives from System.Web.UI.UserControl.

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更多“You are creating a custom control. The UI of the control must contain several text boxes a”相关的问题

第1题

You are creating a custom user control. The custom user control will be used on 10 Web Forms for an ASP.NET Web site that allows users to register and log on to a personalized experience.The custom user control uses two TextBox controls and two Button controls.You need to ensure that the controls are visible only when users are not logged on to the Web site. You also need to minimize the amount of effort in development and maintenance for the Web site.Which two actions should you perform?（）

A. Add the OnClick event handler for the Login button to the code used in the custom user control.

B. Add the OnClick event handler for the Login button to the code used in the Web Form where the control is added.

C. In the Page_Load method of the Web Form, add a code segment to set the visibility of the TextBox and Button controls where the control is added.

D. In the Page_Load method of the custom user control, add a code segment to set the visibility of the TextBox and Button controls.

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第2题

You are creating a DataTable. You use the following code segment to create the DataTable. (Line numbers are included for reference only.)01 Dim dt As New DataTable("Products")02 dt.Columns.Add(New DataColumn("Price", _ GetType(Decimal)))03 dt.Columns.Add(New DataColumn("Quantity", _ GetType(Int32)))04 Dim dc As DataColumn = New DataColumn("Total", _ GetType(Decimal))05 dt.Columns.Add(dc)You need to ensure that the Total column is set to the value of the Price column multiplied by the Quantity column when new rows are added or changed. What should you do? （）

A. Add the following code segment after line 05. dc.ExtendedProperties("Total") = "Price * Quantity"

B. Add the following code segment after line 05. dc.Expression = "Price * Quantity"

C. Write an event handler for the DataTable‘s TableNewRow event that updates the row‘s Total.

D. Write an event handler for the DataTable‘s ColumnChanged event that updates the row‘s Total.

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第3题

You are creating a mobile Web Form that dynamically displays news items. You want to display news items by using an instance of a mobile TextView control named TextViewNews. You need to configure the Web Form that contains TextViewNews. The Web Form must enable pagination in case a users device does not display the full text of a news item. Which code segment should you use? （）

A. PagerStyle ps = new PagerStyle();ps.NextPageText = “more>”;ps.PreviousPageText = “<back”;FormNews.Paginate = true;

B. FormNews.PagerStyle.NextPageText = “more >”;FormNews.PagerStyle.PreviousPageText = “< back”;TextViewNews.PaginateRecursive(new ControlPager(FormNews, 1000));

C. FormNews.PagerStyle.NextPageText = “more >”;FormNews.PagerStyle.PreviousPageText = “< back”;FormNews.PaginateRecursive(new ControlPager(FormNews, 1000));

D. FormNews.PagerStyle.NextPageText = “more >”;FormNews.PagerStyle.PreviousPageText = “< back”;FormNews.Paginate = true;

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第4题

A. Dim ps As PagerStyle = New PagerStyle()ps.NextPageText = "more >"ps.PreviousPageText = "< back"FormNews.Paginate = True

B. FormNews.PagerStyle.NextPageText = "more >"FormNews.PagerStyle.PreviousPageText = "< back"TextViewNews.PaginateRecursive(New ControlPager(FormNews, 1000))

C. FormNews.PagerStyle.NextPageText = "more >"FormNews.PagerStyle.PreviousPageText = "< back"FormNews.PaginateRecursive(New ControlPager(FormNews, 1000))

D. FormNews.PagerStyle.NextPageText = "more >"FormNews.PagerStyle.PreviousPageText = "< back"FormNews.Paginate = True

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第5题

If you are asked to disscuss the effects of global warming on the enviornment, you will write an effect essay to focus maily on the effects or results.

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第6题

Through the ampulla of Vater, the common bile duct and pancreatic duct open to （）

A、Upper duodenum

B、the descending part of the duodenum

C、the horizontal part of duodenum

D、the ascending part of the duodenum

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第7题

You create a Web Form. The Web Form contains two Web Parts named CustomerPart and OrdersPart. CustomerPart contains a drop-down list of customers. OrdersPart contains a list of orders that a customer has placed. You need to create a static connection between CustomerPart and OrdersPart. When a user selects a customer from CustomerPart, OrdersPart must update. Which four actions should you perform?（）

A. Add the ConnectionProvider attribute to OrdersPart.

B. Add the ConnectionProvider attribute to CustomerPart.

C. Add the ConnectionConsumer attribute to CustomerPart.

D. Add the ConnectionConsumer attribute to OrdersPart.

E. Add OrdersPart and CustomerPart to the WebParts directory.

F. Add OrdersPart and CustomerPart to the App_Code directory.

G. Declare the connections within a StaticConnections subtag of a WebPartZone class.

H. Declare the connections within a StaticConnections subtag of a WebPartManager class.

I. Define an interface specifying the methods and properties that are shared between the Web Parts.

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第8题

You load an XmlDocument named doc with the following XML. Dictionary World Atlas You need to change the value for the genre attribute to NA for all book attributes. First, you add the following code segment to your class. XmlElement root = doc.DocumentElement; XmlNodelist nodes = root.SelectNodes(“books/book”); Which additional two code segments can you use to achieve this goal? （）

A. foreach (XmlNode node in nodes){ node.Attributes[0].Value = “NA”;}

B. foreach (XmlNode node in nodes){ node.Attributes[1].Value = “NA”;}

C. foreach (XmlNode node in nodes){XmlNode genre = node.SelectSingleNode(“/genre”); genre.Value = “NA”;}

D. foreach (XmlNode node in nodes){XmlNode genre = node.SelectSingleNode(“@genre”); genre.Value = “NA”;}

E. foreach (XmlNode node in nodes){XmlNode genre = node.SelectSingleNode(“genre”); genre.Value = “NA”;}

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