The C-Sharp Major Scale is a musical scale that consists of seven notes: C#, D#, E#, F#, G#, A#, and B#. It is built using a specific pattern of whole and half steps, following the sequence: whole, whole, half, whole, whole, whole, half. This scale is often used in various musical genres and is known for its bright and uplifting sound. In terms of key signature, the C-Sharp Major Scale has seven sharps. This means that every note except for B is raised by a half step. Musicians often use this scale to create melodies and harmonies, making it an essential part of music theory and composition.