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OLAP can process difficult queries and give the output in less than 0.1 seconds, for it to achieve like performance OLAP uses aggregations. Aggregations are built by aggregating and changing the data with the dimensions. Possible combination of aggregations can be determined by the combination possibilities of dimension granularities.
What is the difference between top-down and bottom-up, programming? Ans: Top-down and Bottom-up Approaches In Top-down programming approach, we begin by identifying the main
Q. Execute a reduce operation over members of specified group? int info = pvm_reduce( void (*func)(), void *data, int count, int datatype, int msgtag, char *group, int root
Explain High Level Data Link Control. HDLC - it is High Level Data Link Control: Protocol Overall explanation: Layer 2 of the OSI model is the data link layer. One of the
In a virtual memory system, the addresses used by the programmer refers to (A) Memory space. (B) Physical addresses. (C) Address space. (D) M
What is major difference between the Historic Unix and the new BSD release of Unix System V in terms of Memory Management? Historic Unix uses Swapping - Whole process is tran
Q. Diffrence between RISC and CISC architecture? CISCs provide better support for high-level languages since they include high-level language constructs such as CASE, CALL etc
What is the purpose of DOTNET? Dot Net Is a collection of products like C#, ASp.Net, Vb.Net, XML. The purpose of .Net is that we can simply upgrade and degrade our programs whi
Benefits of object oriented Modelling There are many benefits and advantages of object oriented modelling. Emphasis on quality and reuse are the major highlights of OOM. OOM p
Q. Describe Miscellaneous and Privileged Instructions? These instructions don't fit in any of above categories. I/O instructions: start I/O, stop I/O, and test I/O. Characteris
What are the Steps include constructing a Functional Model Recognize input and output values Build data flow diagrams which shows functional dependencies Explain
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