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MCSD .NETMCAD .NETMCDBA 70-316 Short Notes & Tips

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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MCSD .NETMCAD .NETMCDBA 70-306 Short Notes &Tips

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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MCSD .NETMCAD .NETMCDBA 70-310 Short Notes & Tips

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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OCP 1Z0-045 Short Notes: Exam passing tips

General high availability technologies in 10g

  • The ORDER BY clause sorts the records in ascending order and it comes last in the SELECT statement.
  • The Online redo log files and the operating system flat file are used to store a copy of a data dictionary.
  • RMAN can be used to take an incremental backup for tablespaces and data files.
  • The rman target/ command is used to maintain backup copies by connecting to the target database and returns the RMAN prompt to issue further backup commands.
  • The NLS_LANG parameter must be set to specify the language, territory, and character set used in an application.
  • CONFIGURE is an RMAN command that configures an RMAN environment.
  • CONFIGURE RETENTION POLICY CLEAR is a command that will configure the retention policy to the default of REDUNDANCY 1.
  • RMAN is used to migrate the database files from conventional file system storage to ASM storage.
  • The control file, target database catalog, and Recovery catalog are used to store the RMAN’s persistent settings.
  • The redo files are opened after executing the ALTER DATABASE OPEN command on a database when it is in MOUNT mode.
  • RMAN can be used to move database objects from a non-ASM disk location to an ASM disk group.
  • The V dynamic performance view includes the status, the location where the block change tracking file is stored, and the size in bytes of the file.

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CompTIA EK0-002 Short notes: Exam Passing Tips

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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