作者aquariusgirl (學,然後知不足)
看板Prob_Solve
標題[問題] 3題計概的問題
時間Thu Feb 26 11:17:15 2009
1.high speed memory that is built into CPU for storing temporary instruction
and data is called?
答案是cache,我想請問為什麼不是register呢?
2.*A normalize DB stores non-primary key data in only one location.
*Normalized DB have a design that reflects the true dependencies between
tracked quantities.
這兩句話到底是什麼意思呢?
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※ 編輯: aquariusgirl 來自: 124.8.80.1 (02/26 11:17)
1F:→ qiaffvvf:1. register空間太小不適合拿來暫存data 02/27 08:36
2F:→ H45:我主張答 register 不能說錯。一堆 register 還是能暫存 data 03/01 07:16
3F:推 VictorTom:register可以用來暫存instruction嗎?_? 03/03 00:06