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(a) Why did SAP introduce the extended star schema? Explain why it is reported to be better than the traditional schema model?
(b) What is the difference between a dimension used in a traditional star schema and SAPs' extended star schema?
(c) Describe what is meant by an In Line Dimension.
Explain how a business intelligence system might provide an organisation with a competitive advantage.
What is generalization? Generalization is a relationship among a class (super class) and one or more variations of the class (sub classes).It arrange classes by similarities an
Q. Explain about Merge sort circuit? First split the given sequence of n numbers in two parts every part comprising of n/2 numbers. Afterwards recursively divide the sequence i
Explain SR Latch with NAND Gate? SR Latch has two useful states: Set state, when output Q=1 and Q'=0. Reset state, when output Q=0 and Q'=1.Output Qand Q' are normally
Explain the types of hardware used in supermarkets These use many types of specialist I/O hardware. For instance: - Bar code readers/scanners (to read product details and e
What is virtual memory? Method that automatically move program and datablocks into the physical main memory when they are needed for execution are known as virtual memory.
train reservation algorithm
How is it possible to make a module 2 n counter using N-flipflops? Name the two types of such counters. Ans: Module 2 n counter counts total 2 n distinguishable states w
E-commerce is working in tandem with the real shop and if all the products are online running the e-commerce shop is becoming simpler. Owner log in on the special admin side of the
A PCM system uses 8 bits per sample and the analog signal is limited to 4.3 kHz. The PCM data is transmitted using (a) BFSK and (b) ASK. Determine the bandwidth required for transm
Q. Show the instruction execution by using the micro-operations? A simple instruction can require: Instruction fetch: fetching instructions from the memory. Instruc
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