Displaying the SQL Server Version 
Use
When problems arise in your system, it is always important to check whether the system is up to date and all available service packs have been imported.
Procedure
To find out the version of your SQL Server, look at the first line of the current SQL Server Error Log. To view the log proceed as follows.
A list of all the available logs is displayed in the right-hand pane.
The contents of the log are displayed in the right-hand pane.
Microsoft SQL Server 7.00 – 7.00.xxx
The last 3 digits (xxx) indicate the build number which designates a certain Service Pack level.