Developing applications that use system types and collections

• Use the CausesValidation property of the ImageButton class to set a value to indicate whether validation is performed on a Web server control when an ImageButton control is clicked.
• Installation packages are created for deploying a Web application by using a Web Setup project. A merge module project is used for components to be added to the application.
• Use the Web Setup project and Deployment project to create installation packages for the deployment of Web-based applications such as XML Web services, Web applications etc., to a Web server.
• Use a RequiredFieldValidator control to check whether or not an input control contains a value.
• Use a RegularExpressionValidator control to check whether or not the value entered into a form field matches the pattern specified by a regular expression.

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Creating User Services

• The SessionID property of the HttpSessionState class identifies an active ASP.NET session by using a unique session ID.
• The @ Import directive is used to explicitly import a namespace into an ASP.NET application.
• The @ Implements directive is used to implement a specified .Net Framework interface in a Web page.
• The CodeBehind attribute of the @ Page directive specifies the name of the compiled file that contains the class associated with the page.
• The ErrorPage attribute of the @ Page directive is used to set the URL if an unhandled exception occurs. Sam can set this target to the home page.
• The Language attribute of the @ Page directive specifies the language used while compiling the inline rendering and code declaration blocks.
• The Inherits attribute of the @ Page directive specifies a code-behind class for the page to inherit. It can be any class that is derived from the Page class.
• Public variables and objects can be accessed from all other procedures and functions in all the modules in the same project.
• The public class Manager : HeadOfDept declaration will create a class named Manager, which implements the HeadOfDept interface.

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Configuring Recovery Manager

• The control file, target database catalog, and Recovery catalog is used to store the RMAN’s persistent settings.
• The alert log file is used to find out the values of the changed parameters at the time of instance startup.

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Planning and Design of Flash Applications

• The Properties panel/Property inspector enables a user to access various attributes of whatever is currently selected on the stage or in the Timeline.
• The DynamicHeapSize capability specifies the amount of dynamic memory that is allocated to Flash Lite.
• The Align panel controls the space between the objects and the size of the objects in respect of each other.
• The Distribute area of the Align panel spaces the objects according to a common reference point of top, middle or bottom.
• Motion guide layers are special layers that enable a user to draw paths along which the objects can be animated.

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Retrieving data using the SQL SELECT statement and using single row functions to customize the output

• /*…*/ and — are used to put comments in an Oracle program.
• The CREATE TABLE does not end immediately with a semicolon, and a column name cannot start with a numeric value. However, a numeric value can be used in between a column name.
• Name of a table cannot start with @ special character.
• Knowing about the GROUP BY clause.

Using sub queries and set operators to solve queries, as well as DDL statements to create and manage tables

• + (unary), - (unary), *, /, ||, =, !=, <, >, <=, >=, IS NULL, LIKE, BETWEEN, IN, NOT, AND, OR is the correct order of operators precedence.

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Creating User Services

• The identity object of the IIdentity interface is used during the authentication process, when a user’s identity is verified. It contains information about a user who is being validated, such as username and password.
• The principal object of the IPrincipal interface is used during the authentication process, when the application determines the data that can be accessed by a user and code to be executed. It contains information about a user’s identity, such as username and password, as well as information about a user’s role, such as manager or associate.
• The correct sequence of the classes of the System.Windows.Forms namespace in descending order is as follows:
  1. Control
  2. ScrollableControl
  3. ContainerControl
  4. Forms
• The MinimumSize property of the Form class is used to get or set the minimum size up to which a form can be resized.

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Creating User Services

• The identity object that implements the IIdentity interface, is used during the authentication process, when a user’s identity is verified. It contains information about a user who is being validated, such as username and password.
• The principal object that implements the IPrincipal interface, is used during the authentication process when the application determines the data that can be accessed by a user and the code to be executed. It contains information about a user’s identity, such as username and password, as well as information about a user’s role, such as manager or associate.
• Setting the MinimizeBox property of a Windows form to false prevents the minimize button from being displayed in the caption bar of the form.

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Creating and Managing Microsoft Windows(r) Services, Serviced Components, .NET Remoting Objects, and XML Web Services

• The SessionID property of the HttpSessionState class identifies an active ASP.NET session by using a unique session ID.
• The Process.Start method is used to start a Windows application and is registered in the system registry on a computer.
• The Status property of the ServiceController class specifies the status of the current instance of a Windows service.
• If a class derives from the ServiceBase class, the OnCustomCommand method is executed when the Service Control Manager (SCM) passes a custom command to the service. This method is used to specify actions when a command with the specified parameter value occurs.
• The AutoLog property of the ServiceBase class is used to determine whether or not a service automatically logs the entries in the event log when events such as Start, Stop, Pause, and Continue occur.
• The CreateEventSource method of the EventLog class establishes an application as a valid event source for writing event information to a particular event log on a computer.
• The Imports statement is used to import namespace names from referenced projects and assemblies.

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e-business Infrastructure

• File Transfer Protocol (FTP) is an Internet service that helps in transferring files from one computer to another over the Internet.
• Layer 2 Tunneling Protocol (L2TP) is a more secure version of Point-to-Point Tunneling Protocol (PPTP). It provides tunneling, address assignment, and authentication.
• Virtual private network (VPN) uses a tunneling protocol to span public networks, such as the Internet, without security risk. VPN enables remote users to access corporate networks securely by using a tunneling protocol such as PPTP or L2TP.
• TCP/IP is the primary protocol of the Internet.
• SMTP uses port 25 by default.
• Address Resolution Protocol (ARP) is a network maintenance protocol of the TCP/IP protocol suite. It is responsible for the resolution of IP addresses to media access control (MAC) addresses of a network interface card (NIC).
• FTP uses port 20 and 21 by default.
• MIME stands for Multipurpose Internet Mail Extensions. It is a standard for multi-part, multimedia electronic mail messages and World Wide Web hypertext documents on the Internet.
• The TCP/IP protocol should be bound to the dial-up adapter for Internet access on a Windows 98 computer.

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Working with the Photoshop UI

• Photoshop enables you to save the positions of all the open palettes as a workspace.
• To load a preserved workspace, choose Window > Workspace, and select the workspace from the submenu.
• Photoshop lets a user to save the current set of keyboard shortcuts as a workspace.
• The Slide Show view option (View > Slide Show) of the Bridge displays a group of images one by one at full screen.
• The As Details view option (View > As Details) of the Bridge displays a list of thumbnails along with the information about each file in the main viewing area of the Bridge workspace.
• The As Filmstrip view option (View > As Filmstrip) of the Bridge displays thumbnails of files in a scrolling list along with a big preview of the file selected in the list in the main viewing area of the Bridge workspace.

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