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Computer Science (Logic Gates (NOT (Truths (A,X, 1,0, 0,1), Takes a single…
Computer Science
Logic Gates
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XOR
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Requires 1 and only one of the inputs to be positive to output positive. All others output negative.
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Checksums
Check Digit
Parity is defined as even or odd, if there is even parity it is expected that there is an even number of ones, and the opposite for odd parity.
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ARQ, Automatic Repeat Request
Networking
MAC
UAA
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12 Character Identifier, unique to each device on a network
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LAA
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Network Administrators or software can rename/create and alias for one MAC address, and replace it with a more memorable or relevant address.
These are stored so that they can be cross referenced. This is common with printers on local networks
The IP address guides you to the local network but then mac addresses are used to guide the packets to the local device.
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Systems
Duplex
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Both systems can stream data to the other, simultaneously
Half Duplex
Only one system can talk to the other at a time. The route switches directions periodically so both systems can communicate
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