Question

4. When the title bar is gray in colour, what does it mean?​

Answer 1

Answer:

The title bar contains the name of the file or application. In many graphical user interfaces, including the Macintosh and Microsoft Windows interfaces, you move (drag) a window by grabbing the title bar. GREY TITLE BAR : A title bar is a graphical user interface (GUI) component of a software application or Web page.

Answer 2

Answer:

it becomes gray as it is commanding u to drag a file

Explanation:

it means u r typing something,is the not enough that is why it is commanding u to drag any thing related to that