<h2>Option D: Watermark refers to semitransparent text or a faint object that appears behind the document content.</h2>
Explanation:
Footer: This is a text which appears in the bottom of every page. Mostly page numbers and the name of the publisher or the company name will be in the footer.
Page Color: This represents the color of the page
Page border: This option provides border to the page. The border can be thin or thick according to the requirement.
Watermark: This is the right answer. A watermark is added such that your content cannot be used by anyone else without permission. When you copy the text, the water mark also gets copied, thus avoiding plagiarism.
Answer:
D) a multivalued attribute
Explanation:
A multivalued attribute can have more than one value associated with the entity key.
Answer:
The answer is Coarse wavelength division multiplexing (CWDM)
Explanation:
CWDM is the wavelength designed for short- distance connections and has only a few lambdas. It is mostly used nowadays as a type of wavelength technologies deployed in cities and inner access ways. It is inexpensive and thus a cost effective wavelength division multiplexing. Cost effective lasers can be used in CWDM due to the spacing of about 20nm between its wavelengths.
The currency element constitutes information whether the information of the website is current or up to date.
<h3>Website</h3>
A website is a term used to describe unique publicly accessible web pages that are identified by a domain name. Information on websites is typically updated by website owners, hence, some websites may not be updated frequently when compared to others. Thus, the currency element is an element users take into consideration when evaluating a website's content, whether or not the information is up to date.
You can learn more about the currency element here https://brainly.in/question/48673521
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