Difference between execute and exec

Sp_help is a system stored procedure that is similar to a ‘help’ command that is issued at a command prompt. This procedure is extremely useful in the database because almost any discreet object can be passed as a parameter in order to return back detailed information regarding the object. It should be noted that it will only return information for objects that are able to be referenced within the database you are currently in.

What is the difference between EXEC and EXECUTE?

Being that there a