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35 Cards in this Set
- Front
- Back
- 3rd side (hint)
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3 Benefits of a Network
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File sharing
Electronic mail Device Sharing |
need for people to share data and to communicate quickly and effectively
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Primary Motivation for Networking
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need for people to share data and to communicate quickly and effectively
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LAN
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small network, limited to a single connection of nodes and one or more cable s contained in a building or relatively small geographic location
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Local Area Network
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Meaning of LAN
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WAN
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links 2 or more separate locations and can span a relatively large geographic area
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WAN
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often utilize the services of third party communications providers such as telephone and cable company's to carry network traffic from one location to the next
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peer - to - peer Network
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Computer simply connect to each other in a workgroup to share files, printers and Internet
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don't have to go outside to get data
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Client - Server Network
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usually a central server to which all computers log on. The central server provides various services, as well as ensuring security a crossed the network
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True
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some networks combine features of peer-to-peer and server based networks so users can share resources among themselves as well as server based resourses
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False
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it is impossible for networks to combine features of peer-to-peer and server based networks so users can share resources among themselves as well as server based resourses
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True
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computer can play sever or client in either network architecture
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false
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computer can play sever or client in peer- to - peer but not server-client
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false
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computer can play sever or client in sever - client but not peer-to-peer
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Global information Grid
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what is the meaning of GIG
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GIG
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the collection of networks owned and managed by the DOD
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GIG
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globally interconnected , end to end set of information capabilities for collecting,processing, storing, disseminating, and managing information used by warfighters, policy-makers, and support personnel.
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Non-Classified Internet Protocol Router Network
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NIPRNet meaning
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NIPRNet
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unclassified but sensitive Internet Protocol Router Network.
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NIPRNet
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DoDs primary voice ,video, and data long haul network. Provides communications between military components and has access via gateways to the Internet
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SIPRNet
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DoDs secret Internet Protocol Router Network.
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Secret Internet Protocol Router Network
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SIPRNet meaning
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SIPRNet
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Provides secure transmission of data up to secret classification level.
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Joint World Intelligence Communications System
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JWICS
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JWICS
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provides an high speed multimedia network using high capacity communications to handle data, voice ,imagery, and Graphics access. dedicated collection of equipment and circuits that are independent of the Internet
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Bus Topology
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has a series of devices " dasiy chained" with successive coaxial cable and proper connectors and terminators
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Star Topology
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has concentrator/hub device that acts as a central point for all cabling, allowing all connected users to communicate w/each other.
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Networking Topology
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specify the geometric arangment of the physical layout of a network.
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Ring Topology
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networks connect devices in a complete ring. cabling starts and ends with same computer
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Token Ring
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IEEE 802.5 uses a token passing mechanism to control which systems can transmit data over the network.
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Mesh
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every device is connected to every device via more than one route.
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partial mesh
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consists of at least 2 machines with redundant connections. connected between devices to every other device not required
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full mesh
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is organized grouping of devices where every device is connected to one another.
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n(n-1)/2
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formula for number of connections on full mesh
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hybrid
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combines the aspects of bus ,star, or rings into one networks
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point-to- multipoint top
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consists of multiple devices connecting to a single device in order to communicate
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goes through coc
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