CRC Cards
2018-08-19 18:00:58 201 举报
CRC(循环冗余校验)卡是一种用于数据传输和存储的卡片,它通过使用特定的算法对数据进行错误检测和纠正。CRC卡通常用于计算机系统、网络通信、数字电视等领域,以确保数据的完整性和可靠性。这些卡片具有高度的安全性和抗干扰能力,可以在恶劣的环境中稳定工作。CRC卡的使用可以大大提高数据处理的效率和准确性,减少因数据错误而导致的损失。此外,CRC卡还可以与其他安全措施(如加密技术)结合使用,以提供更高级别的数据保护。总之,CRC卡是一种非常实用的工具,对于任何需要处理大量数据的行业来说都是必不可少的。
作者其他创作
大纲/内容
Collaborator:
Description: The database provides interface for uploading and online modification
ScoreQuery
Message
ScoreTable
TempTable
Description: ScoreQuery is responsible for score query and analysis.
Description: ScoreProcess is used to check and process the upload action.
Responsibility:Query scores satisfied conditions
Responsibility:Store students' committed recordUpdate score record
ScoreModify
Responsibility:Check teacher's inboxManage the vote procedure
MessageTable
Description: The database provides interface for storing and distributing message record
Responsibility:Check the correctness of upload fileParse and store load fileOnline modification
Description: The database provides interface for querying and modifying committed score record
Responsibility:Deal with score modification formSend voting message
Responsibility:Store message recordDistribute the message Maintain messages' whole life cycle
ScoreProcess
Responsibility:Store students' recordUpdate score in TemptableCommit record table to score table
Description: Message controls the whole vote request and inbox
Description: ScoreModify is responsible for modification request after submit.
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