Q$1.(3$ Points$)$ Answer True or False and briefly justify your answer.

$1.(1$ points$)$ An important characteristic of both cable and DSL Internet access is that each is a

shared broadcast medium.

$2.(1$ points$)$ FTTH technology directly connects each home user to the central office using its own

dedicated fiber.

$3.(1$ points$)$ Referring to Network Structure $5$ of today's Internet, content provider networks

always bypass upper tiers of the Internet by peering with lower$-$tier ISPs and thus never have to

pay a single fee to the upper tiers $($Tier $1$ ISPs$).$