Ch2.1-2.7Vocab

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Across
  1. 4. a transmission mode where data flows in only one direction, from source to destination
  2. 8. the process of ensuring that data has been copied correctly from one medium to another
  3. 13. a message sent to the receiver indicating that data has been received correctly
  4. 14. the part of a data packet that indicates the end of the data packet and error check
  5. 15. the basic unit of digital data transmission, usually consisting of 3 parts
  6. 16. data transmission where bits are transmitted one by one over a single wire
Down
  1. 1. a check used to ensure that data is acceptable for processing
  2. 2. the time interval allowed to elapse before an acknowledgement is received
  3. 3. a transmission mode where data flows in both directions but only one direction at a time
  4. 5. the process of identifying errors affecting transmitted data
  5. 6. a bit appended to a data unit to make the total number of 1s even or odd
  6. 7. the actual data being carried in a data packet
  7. 9. a value from a mathematical operation applied on a block of data and sent with it for error detection
  8. 10. data transmission where multiple bits are transferred simultaneously over multiple wires
  9. 11. a networking device that connects multiple networks, directing data packets to their destinations
  10. 12. the part of the data packet that contains the IP addresses of the sender and receiver, and includes the packet number which allows reassembly of the data packets