Answer:
A WAN can be one large network or can consist of two or more lans connected together. The Internet is the world's largest wan.
Explanation:
<span>The statement that "Persons who have been given access to an installation can be counted on to be of no threat" is false. If they are not honest enough, they could become the dangerous staff the company could ever had because he or she has access to everything, files, information, etc. That is why, in selecting a person to be trusted with such responsibility, he or she undergoes an intensive training.</span>
Well in my opinion is that yes they do. The ability to be able to communicate with others so far way really helps society advance towards the future. And i cant stress of how the benefits of being able to share ideas with well anyone is so wonderful.
I hope this helps.