Answer:
CPU, input unit, Output unit, memory unit
Answer:
A. data mart
Explanation:
Data mart refers to a structure for storing and retrieving data. Often times, the data mart is usually specific to a business line.
The data contained herein is also specific to a particular department and by so doing this facilitate easy isolation, use and development of the data.
The major advantage of creating data marts is for easy accessibility of data.
Answer:
The expression is :
π[cd) + π(g,h) ],[π(e,f)+π(a,b)])
We will use foreign key and primary key
Steady sounds like the best answer but that’s tough
