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CT-105 Chapter 5 Review

Network+ Guide to Networks, 5th Edition Chapter 5 test review
STUDY
PLAY
TRUE
Most Ethernet networks are based on the star topology.
FALSE
The smallest LANs do not have a backbone.
TRUE
A serial backbone is the simplest kind of backbone.
FALSE
The most popular method for connecting nodes on a network is circuit switching.
TRUE
A network's access method is its method of controlling how network nodes access the communications channel
depicts a network in broad scope
A physical topology _____.
terminators
Without ______, a bus network would suffer from signal bounce.
repeater
In a ring network, each workstation acts as a(n) _____ for the transmission.
hybrid
A complex combination of pure topologies is known as a _____ topology
bus
The most common logical topologies are _____ and ring.
daisy-chain
A _____ is simply a linked series of devices.
reassembles
In packet switching, when packets reach their destination node, the node _____ them based on their control information.
shim
Collectively, MPLS labels are sometimes called a _____.
CSMA/CD
All Ethernet networks, independent of their speed or frame type, use an access method called _____.
collision
_____ occurs when two transmissions interfere with each other.
collision domain
On an Ethernet network, a(n) _____ is the portion of a network in which collisions occur if two nodes transmit data at the same time.
10
1000Base-T is a standard for achieving throughputs _____ times faster than Fast Ethernet over copper cable.
twisted pair
The 10GBase-T standard is considered a breakthrough for transmitting 10 Gbps over _____ medium.
1000Base-LX
The most common l-Gigabit Ethernet standard in use today is _____.
1 Gbps
1000Base-SX has a maximum throughput of _____.
10GBase-SR
The 10-gigabit fiber optic standard with the shortest segment length is _____.
long reach
In the 10GBase-LR standard, the L stands for ____.
WANs
Given their long-distance capabilities, 10GBase-ER and 10GBase-EW are best suited for use on _____.
preamble
Within Ethernet frame types, the _____signals to the receiving node the data is incoming and indicates when the data flow is about to begin.
46 to 1500
The data portion of an Ethernet frame may contain _____ bytes of information.
type
The Ethernet_II frame type contains a 2-byte _____field which differentiates it from older Ethernet_802.3 and Ethernet_802.2 frame types.
STAR
In a(n) _________ topology, every node on the network is connected through a central device, such as a hub, router, or switch.
CABLING
A network backbone is the _________ that connects the hubs, switches, and routers on a network.
SWITCHING
__________ is a component of a network's logical topology that determines how connections are created between nodes
JAMMING
As part of CSMA/CD, a process known as __________ allows the NIC to issue a special 32-bit sequence that indicates to the rest of the network nodes that its previous transmission was faulty and that those data frames are invalid.
ETHERNET_II
Because of its support for multiple Network layer protocols and because it uses fewer bytes as overhead, __________ is the frame type most commonly used on contemporary Ethernet networks.
10Base-T
Follows the 5-4-3 rule of networking
1000Base-LX
The most common 1-Gigabit Ethernet
1000Base-T
Also known as Gigabit Ethernet
PD (Power Device)
Refers to the PoE device that receives the power
100Base-T
Also known as Fast Ethernet
PSE (Power Sourcing Equipment)
Refers to the PoE device that supplies the power
802.3ae
IEEE standard for fiber-optic Ethernet networks transmitting data at 10 Gbps
802.3z
IEEE standard for fiber-optic Ethernet networks transmitting data at 1 Gbps.
802.3u
IEEE standard for fiber-optic Ethernet networks transmitting data at 100 Mbps