I think coders put in codes. Sry if that does not help.
Answer:
It will bring more verstality in his website. He will be able to define tags.
Explanation:
XML allows to define your own tags. You can bring semantics into your website which make data browsing easier.
Answer: In order for you to realize there has been a sensory change, it has to reach the <u>perceptual</u> level of processing.
Answer:
Create two classes, PlayingCard and Main, as depicted in the attachments.
Explanation:
The getters/setters are not actually used in this code, but creating them is pretty standard. Although, you could argue that a PlayingCard object should never change value/suit, and is what it is as long as it exists. Such objects would be called "immutable".