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A ____ is a set of codes, message structures, signals, and procedures implemented in hardware and software that permits the exchange of information between nodes.
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What type of signal uses the presence and absence of voltage or light, or radio frequency manipulation, to represent one and zero?
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homework questions
| Question | Answer |
|---|---|
| A ____ is a set of codes, message structures, signals, and procedures implemented in hardware and software that permits the exchange of information between nodes. | protocol |
| What type of signal uses the presence and absence of voltage or light, or radio frequency manipulation, to represent one and zero? | A digital signal |
| The maximum rate at which bits can be conveyed by a signaling method over a certain media type is called ____ | bandwidth |
| ____ is the actual rate at which bits are transmitted over a certain media at a specific time | Throughput |
| ____ is the time delay involved in the transmission of data on a network. | Latency |
| A collection of data message information to be conveyed is called a ____ | packet |
| When additional data surrounds a packet to facilitate its successful transmission by delineating the start and end of the packet, it is called a ____ | frame |
| How many bits are in an octet? | 8 |
| When large data payloads are required, there is a protocol mechanism that is used to control the orderly transmission of the payload. What is this called? | Segmentation |
| If the master computer fails in a master/slave network, it will not affect communication on the network. | False |
| What media access control method allows a node access at any time, although the node must listen for activity and wait for silence before it can begin to transmit? | Contention |
| The standard description of the various layers of data communication commonly used in computer-based networks is called the Open Systems Interconnection (OSI) Model. | True |
| The concept behind the OSI Model is to divide the very complex problem of computer-to-computer communication into several smaller pieces. | True |
| What layer(s) of the OSI Model handle(s) point-to-point communications? | Data link, Network, and Physical |
| What OSI layer has the primary responsibility for managing the delivery of messages through different possible routes? | The network layer |
| What criterion is used to decide what the best route is when multiple paths are available to a router? | Cost, Reliability, and Speed of the route |
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Sabrilstar