Edexcel curriculum (2015)
AlgorithmsApplication sof'wreAsciiBinaryCacheClient-ServerCloudCompressionComputational thinkCPUCyber securityDatabaseFetch-d-e cycleEmbedded systemEncryptionEnvironmentEthicsFile sizeFlow chartHexadecimalHigh Level languageISP/InternetLaw & LegislationLogicMagnetic HDDNetworkingOpen sourceOperating systemOptical storagePeer to peerPictures (data rep)ProtocolsRun length encodingRAMROMSimulation softwareSolid state HDSoundStored programUtility Sof'wre |
Database - Primary key
Answer
To uniquely identify an entity / a record in a table (1) Foreign key
Answer
MachineNumber One to many relationship
Answer
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