Question

What do you mean by a watermark

Answer 1

Answer:

To identifying image or pattern in paper that appears as various shades of lightness/darkness when viewed by transmitted light, caused by thickness or density variations in the paper. Watermarks have been used on postage stamps, currency, and other government documents to discourage counterfeiting.

Explanation:

Answer 2

Answer:

A watermark is a picture or text that appears behind a document's contents. ... For instance, a watermark might say confidential, urgent, or display a symbolic graphic. Adding a watermark to a Word document is a simple process: Click the Page Layout tab. Click Watermark in the Page Background group.