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Online Computer Terms Dictionary - A

ACK

1. <character> /ak/ The mnemonic for the ACKnowledge character, ASCII code 6.

2. <communications> A message transmitted to indicate that some data has been received correctly. Typically, if the sender does not receive the ACK message after some predetermined time, or receives a NAK, the original data will be sent again.

[Jargon File]

(1997-01-07)

 


Nearby terms: ACIA ACID ACIS ACK ACL ACM ACME
 

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