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Suppose an instruction takes 1 nanosecond to execute (on average), a page fault takes 20 microseconds of processor time, and it takes 300 microseconds of disk time to read or write
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Question 1 Define OLTP? Explain the Differences between OLTP and Data Warehouse Question 2 What is Architecture? Explain various components involved in it Question
Types of data independence Data independence can be classified into the following two types: Physical Data Independence: This means that for any change made in the physi
complete assignment on the above title.
(a) Data Mining Process : In the context of this cluster analysis project , and in your own words , explain how you would execute the first stage of data mining, namely the "P
The PROJECT operation The project operation is used to choose the records with specified attributes as discarding the others based on some related criteria. This is denotes as ∏
Which operations need the participating relations to be union compatible? A UNION, INTERSECTION and DIFFERENCE operations need the participating relations to be union compatibl
Define Fifth Normal form is concerned with Ans : Fifth Normal form is concerned with Join dependency.
Explain I command in QBE ? I : It is the command in QBE that is used to insert tuple (s) into the database
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