Event Viewer is a Windows component that logs program, security and system events on your computer.  You can use the Event viewer to manage the event logs, gather information about the software problems and monitor system events.  To open the Event Viewer, go to Start -> Run -> eventvwr.

What are the different types of Logs?

There are typically 3 different types of logs.

·         Application Log - Applications running under Windows log their events in the Application Log.

·         Security Log - Windows logs security related events in the Security Log.

·         System Log - The Operating System logs in the System Log.

What are the different Event types?

The Event types are classified into the following different types.

·         Information - This type indicates a successful operation of an application.  An example is a successful loading of a new virus definition file by antivirus software.

·         Warning - This type indicates that there could be a potential problem in the future.  The entries help in taking preventive measures.

·         Error - This type indicates a significant problem.  It lets us know if there was a failure in a critical task.

·         Success Audit - This type indicates that an audited security event is successfully completed. For example, when a user authenticates successfully, there may be an entry of this type.

·         Failure Audit - This type indicates that there was a failure of an audited security event.