Is there a benefit to Mac OSX red/yellow/green title bar buttons being so small? [closed]

1. Why are Mac buttons so small?
2. What do the red yellow and green buttons on Mac do?
3. What does yellow button Mac window do?

Why are Mac buttons so small?

They are small to keep them out of the way because they are secondary and because window management is not the primary task the user is performing in any given window.

What do the red yellow and green buttons on Mac do?

The red button closes the window. The yellow button minimizes the window, placing it in the Dock. The green button can either take the window into full screen mode, or maximize the window to its logical size.

What does yellow button Mac window do?

Exercise 1: Minimize the window and open it again.

Single-click the yellow button to minimize the window, which sends the window down into the Dock, as shown below. To minimize an open window in slow motion, hold down the Shift key when you click the yellow button or when you click a window icon in the Dock.