FDM correct answers Shares communication channel by allowing full-time access to only part of the communication channel for each circuit
TDM correct answers shares communication channel by allowing the entire channel to be used by different circuits, one per each time slot
guided media techno...
IST 220 Exam 1 Giacobe || very Flawless.
FDM correct answers Shares communication channel by allowing full-time access to only part of
the communication channel for each circuit
TDM correct answers shares communication channel by allowing the entire channel to be used
by different circuits, one per each time slot
guided media technology correct answers uses wires, fibers, or other similar mechanisms to send
and receive signals
circuit switched networks correct answers maintains the reserved resources for the entire
duration of the communication, whether they are used to the fullest capacity or not.
packet switched networks correct answers deliver data on a best-effort basis
physical, link, and network correct answers the layers that a router processes when doing its
routing function
link and physical correct answers the layers that a switch processes when doing its switching
function
all 5 layers correct answers the layers a host processes
to avoid paying tier 1 isp fees correct answers why do many service providers (google, netflix)
develop their own global networks?
layers may do similar things, but for different reasons to meet different objectives correct
answers what does each layer in a protocol stack do to the layers above and below
HTTP correct answers the protocol used to deliver web pages
FTP correct answers the protocol used to transfer files between hosts
SMTP correct answers the protocol used to accept electronic mail from users and transfer them
between servers
DNS correct answers the protocol used to translate domain names into IP addresses
sensitive ; is not correct answers File transfer is _______ to data loss, and ________ time
sensitive
reliable transport between the client and the server processes correct answers TCP is a
connection-oriented transport protocol that provides...???
, could be a good choice for loss-tolerant video and audio streams. correct answers UDP provides
unreliable data transfer and therefore
A web cache correct answers this can be performed at the individual browser level or at the
network level
POP3 protocol correct answers functions like a mailbox
forwarding correct answers moving packets from a router's inputs to outputs
routing correct answers determining the route those packets should take from source to
destination
a routing algorithm/protocol (RIP, OSPF, BGP) and a forwarding function correct answers what
are the two key functions a router performs?
32 bits correct answers the length of an IPv4 address
128.118.43.43 correct answers an example of a valid IPv4 address
one per interface correct answers How many IP addresses does a router have?
cannot communicate to each other without a router correct answers Devices on different
subnets.....
the number of bits in the subnet portion of the address correct answers A CIDR number
determines
through DHCP (dynamic host configuration protocol) and when manually configured by a
network administrator correct answers how does a host get its IP address?
DHCP protocol correct answers This protocol has four message types: discover, offer, request,
and ACK
Host correct answers an end system like a workstation, computer, smartphone, or a server
Protocol correct answers defines the format, order, and content of messages sent and received by
network entities
Network edge correct answers includes hosts like clients and servers
Network core correct answers includes routers that are interconnected networks of networks
cable modem and digital subscriber line (DSL) correct answers Two of the most common access
network technologies provided by companies like verizon and comcast
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