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Theory 140 Networking
Missed questions(1)
43
Computer Networking
Undergraduate 2
02/14/2013

Additional Computer Networking Flashcards

 


 

Cards

Term
Where does the CRC come from in a network frame?
Definition
The sending NIC attaches it
Term
Which of the following statements best describes an IP address
Definition
It is a unique dotted decimal number assigned to every network node
Term
Which Layer of the OSI Model Manages the connections between Machines on the network?
Definition
Session
Term
Which Layer of the OSI model uses routers and ip addresses to ensure that packets arrive at the correct system?
Definition
Network
Term
Which layer of the OSI model is the only layer divided into two sublayers?
Definition
Data Link
Term
Presently, where is 10-GbE equipment employed? Select all that apply
Definition
high-bandwidth LANs and WANs
Term
What kind of cable is descirbed as a cental conductor wire, surrounded by insulating materials, placed inside a braided metal sheild?
Definition
Coaxial
Term
What is the minimum catergory rating of UTP cabling you would need for a network that runs 1000 Mbps?
Definition
CAT5e
Term
UTP catergory ratings are based on what?
Definition
The Highest frequency and bandwidth that the cable can handle
Term
UTP category ratings are based on what?
Definition
The highset frequency and bandwidth that the cable can handle
Term
Which hybrid topology?
Definition
Star Bus
Term
What term describes a practical application of a topology and other critical technologies that provide a method to get data from one computer to another on a network?
Definition
Network topology
Term
When collision occurs on a network relying on the CSMA/CD access method, what alerts the NICs?
Definition

Nonstandard voltage 

 

Term
Which ethernet cabling standard defines an Ethernet network that uses CAT3 or better UTP cabling, opersting at 10Mbps?
Definition
10BaseT
Term
What is the maximum distance between a hub and a node on a 10BaseT network
Definition
100 meters
Term
What is the maximum number of nodes that can be attached to a 10BaseT segment or hub?
Definition
1024
Term
What Kind of cabling does the 10BaseFL standard specify?
Definition
UTP
Term
How many pins does an RJ-45 connector have?
Definition
8
Term
Of the following staments, which is the best comparison of repeaters and bridges?
Definition
Repeaters retranismit all packets, while bridges examine the destination MAC address to determine which packets to forward onto the next segment.
Term
What is the maximum cable length for a 1000BaseT network?
Definition
400 meters
Term
Which version of Gigabit Ethernet uses a unique cable knowns as twinaxial
Definition
1000BaseCX
Term
Which version of Gigabit Ethernet is publised under the 802.3ab standard?
Definition
1000BaseT
Term
Of all the Gigabit Ethernet standards detailed in the chapter, which maintains a signal over the greatest distance?
Definition
1000BaseLX
Term
What type of fiber-optic cable is used in a 1000BaseLX network?
Definition
single-mode fiber
Term
Of all the 10-Gbe standards described in the chapter, which one was most recently released?
Definition
10GBaseT
Term
The"W" in the standard 10GBaseSW stands for which type of signaling?
Definition
Sonet/WAN
Term
The "R" in standard 10GBaseSR stands for which type of signal?
Definition
LAN
Term
What address does a router use?
Definition
Ip Address
Term
What address does a switch use?
Definition
MAC address
Term
A MAC address is composed of which two parts?
Definition
The organizationally unique identifier & the unique device ID of the NIC
Term

Which Layer of the OSI model manages the connections between machines on the network?

 

Definition
Session
Term
What layer of the OSI uses routers & IP addresses to ensure that packets arive at the correct system
Definition
Network
Term
What device do you need to split a large network into smaller ones
Definition
router
Term
What is an Ethernet protocol?
Definition
When all connections are grouped together
Term
Which kind of cable does not provide any protection against EMI
Definition
UTP
Term
Which IEEE subcomittee sets the standards for wireless LAN Networks
Definition
802.11
Term
Which IEEE subcomittee sets the standards for All Ethernet
Definition
802.3
Term
Which IEEE subcomittee sets the standards for Fast ethernet
Definition
802.3AB
Term
What is the Max Frequency/Bandwidth of Cat5e cables?
Definition
100MHz/1000Mbps
Term
What is the Max Frequency/Bandwidth of Cat6 cables?
Definition
250MHz/10000Mbps
Term
What is the Max Frequency/Bandwidth of Cat5 cables?
Definition
100MHz/100Mbps
Term
What is the Max Frequency/Bandwidth of Cat3 cables?
Definition
16MHz/16Mbps
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