Which of the following can be linked between two documents or within the documents?

It is possible to create unequal column widths for columns in a text frame.

What does the highlighted tool labeled as A in the image above do?

Object Styles panel is to create, edit, and apply object Styles that is the collection attributes and effects applied to any object.

Which is true for data merge?

How will the highlighted icon in the image given above behave when clicked?

InDesign provides a shortcut editor in which you can view and generate a list of all shortcuts, and edit or create your own shortcuts.

Definition of a font?

Paragraph Styles:

Facing Pages typically used for?

What do 'Object Styles' do?