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30 Cards in this Set
- Front
- Back
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What layer of the OSI reference model do converters operate? |
Layer 2 , data link |
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What is the primary use for a bridge in networking? |
To decrease network congestion , also to propagate a signal like a repeater |
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Name the 2 elements that make up the DODIN access services? |
DISN interface and DOD gateway |
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What do Lan switches provide between network devices? |
Switches provide collision free , high speed communication on between network devices |
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Name two methods for directing data on the network |
Static and dynamic |
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What are the two common gateway protocols? |
BGP and IGp |
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What medium is the primary carrier for voice telecommunications? |
Twisted pair cable |
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List the four most common cost cable types |
Rg-6 , RG-5 ,RG-8, RG-11 |
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What is the most common wireless networking standard |
802.11 |
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What are the six task categories of the operating system |
Processor management, application, memory,device,storage, user |
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In which directory are application programs contained? |
Usr directory |
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In what year was the OSI model published and by whom? |
1984 by the International Standards Organization |
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What layer generally only implements in software |
Application layer |
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Which layer establishes virtual circuits |
Transport layer |
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Which specifications allows for unique identification at the data link layer? |
Mac sublayer |
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What IEEE standard applies to bus networks? |
802.3 |
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List at least 2 of the standards used by the DOD to govern IT. |
Mil-std , Disa |
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What are the two classification of transport protocols? |
Connection oriented and connectionless oriented |
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What layer defines end to end connectivity between host applications? |
Transport layer |
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How many fields make up a TCP segment? |
13 fields |
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Who assigns network numbers? |
IANA |
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What are two methods of subnet masking? |
Classful and classless |
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What is the default port assignment for HTTP |
Port 80 |
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What interface was the evolution of the parallel ATA physical storage interface from a parallel bus to a serial bus architecture? |
Sata |
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What type of network interconnect several local area networks by bridging them with backbone lines? |
MAN |
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Wlan implements what algorithm to prevent data collision? |
CSMA/CA |
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List each of the IEEE wireless standards |
802.11b , 802.11 a , 802.11 g , 802.11 n |
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At what speed does the 802.11n standard operate? |
2.4GHZ and 5GHZ |
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What are the primary entry points for DSCS satellites? |
Step terminals |
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DOD teleport system implementation has how many phases? |
Three |
