1 The par of a course is the total number of strokes that a course designer assumes it will take a skilled golfer to finish a round, or 18 holes. 2  The par is usually around 70, or three to five strokes per hole. 3  The course rating and course slope are assigned by the United States Golf Association (USGA).
A Clef (from the French for key) is a musical symbol used to indicate the pitch of written notes. Placed on one of the lines at the beginning of the staff, it indicates the name and pitch of the notes on that line.
Key signatures are a type of musical notation that indicate which key the song is to be played in. But key signatures, despite the name, are not the same thing as key. Key signatures are simply notational devices; just as a note is the notational name for a pitch, key signatures are the notational names for keys.ey signatures are a type of musical notation that indicate which key the song is to be played in. But key signatures, despite the name, are not the same thing as key. Key signatures are simply notational devices; just as a note is the notational name for a pitch, key signatures are the notational names for keys.