कंप्यूटर स्क्रीन पर दिखाई देने वाले उन विकल्पों या कमांडों की सूची को क्या कहा जाता है जिसमें से उपयोगकर्ता चयन कर सकता है?

Clicking on each menu bar option generates a list of commands called a:

Which part of the document window is mainly used to move quickly up and down through pages when the text is longer than the visible area on the screen?

In a GUI-based rating system, what is the primary role of the Graphical User Interface (GUI)?