You work as the developer in an IT company. Recently your company has business with a big client. Now the client needs an undo buffer which stores data modifications. Your company asks you to create an undo buffer for the undo. The undo functionality must undo the most recent data modifications first. Besides this, the undo buffer only allows the storage of strings. You must ensure this two. In the options below, which code segment should you use?

• A. Queue<string> undoBuffer = new Queue<string>();
• B. Queue undoBuffer = new Queue();
• C. Stack undoBuffer = new Stack();
• D. Stack<string> undoBuffer = new Stack<string>();

You work as the developer in an IT company. There's a Web site that is deployed on a staging server. A test team plans to test performance on a Web site. The test team needs to modify the deployed Web Forms to test different scenarios. You have to deploy the Web site to the staging server without the Web site's source code files. What should you do?

• A. You should use aspnet_compiler.exe with the default options.
• B. You should choose Build Solution to compile the Web site in Microsoft Visual Studio 2005.
• C. You should use the Publish Web tool and choose Allow this precompiled site to be updateable.
• D. You should use the Copy Web tool.

You work as the developer in an IT company. Recently your company has a big customer. The customer runs a large supermarket chain. You're appointed to serve the customer. For a new client application, you are creating a utility screen which displays a thermometer. The thermometer conveys the current status of processes being carried out by the application.
On the screen, you have to draw a rectangle to serve as the background of the thermometer as shown in the exhibit. The rectangle must be full of gradient shading. (Click the Exhibit button.)
In the options below, which code segment should you choose?

• A. Rectangle rectangle = new Rectangle(10, 10, 450, 25); LinearGradientBrush rectangleBrush = new LinearGradientBrush(rectangle, Color.AliceBlue, Color.CornflowerBlue, LinearGradientMode.ForwardDiagonal); Pen rectanglePen = new Pen(rectangleBrush); Graphics g = this.CreateGraphics(); g.DrawRectangle(rectanglePen, rectangle);
• B. RectangleF rectangle = new RectangleF(10f, 10f, 450f, 25f); Point[] points = new Point[] {new Point(0, 0), new Point(110, 145)}; LinearGradientBrush rectangleBrush =
  new LinearGradientBrush(rectangle, Color.AliceBlue, Color.CornflowerBlue, LinearGradientMode.ForwardDiagonal); Pen rectanglePen = new Pen(rectangleBrush); Graphics g = this.CreateGraphics(); g.DrawPolygon(rectanglePen, points);
• C. Rectangle rectangle = new Rectangle(10, 10, 450, 25); LinearGradientBrush rectangleBrush = new LinearGradientBrush(rectangle, Color.AliceBlue, Color.CornflowerBlue, LinearGradientMode.ForwardDiagonal); Pen rectanglePen = new Pen(rectangleBrush); Graphics g = this.CreateGraphics(); g.FillRectangle(rectangleBrush, rectangle);
• D. RectangleF rectangle = new RectangleF(10f, 10f, 450f, 25f); SolidBrush rectangleBrush = new SolidBrush(Color.AliceBlue); Pen rectanglePen = new Pen(rectangleBrush); Graphics g = this.CreateGraphics(); g.DrawRectangle(rectangleBrush, rectangle);

You work as the developer in an IT company. Recently your company has a big customer.
The customer is a hosting company. You're appointed to provide technical support for the
customer. The hosting company has server which is named server1. You are deploying a Web site to server1. You can only access the server through FTP. Now according to requirement of the customer, you have to precompile and deploy the Web site without its source files. What should you do?

• A. You should use the Web Setup project Installer.
• B. You should use the Copy Web tool.
• C. You should use XCOPY.
• D. You should use the Publish Web tool.

You work as the developer in an IT company. Recently your company has a big customer.
The customer runs a large supermarket chain. You're appointed to provide technical support for the customer.
Now according to the customer requirement, you create a DirectorySecurity object for the working directory.
The customer wants you to identify the user accounts and groups that have read and write permissions.
So on the DirectorySecurity object, which method should you use?

• A. the AccessRuleFactory method
• B. the GetAuditRules method
• C. the GetAccessRules method
• D. the AuditRuleFactory method