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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.
Define in brief about the Database Management Systems Databases (Database Management Systems - DBMS) Databases are used to organise and collect information. Most databas
An 8086 interrupt can take placedue to the following reasons: 1. Hardware interrupts caused by some external hardware device. 2. Software interrupts that can be invoked wit
Translation Look aside Buffer : A TLB is a cache that holds only page table mapping If there is no matching entry in the TLB for a page ,the page table have to
Q. Illustrate the history of computers? Let's now consider history of computers since this will give fundamental information about technological development trends in computer
Differentiate between program translation and program interpretation. The program translation model makes the execution gap through translating a program written in a program
How to declare array in c
composition of two shm in right angles to each other to havingg time period in the ratio 1:2
processor, computer science
What is Priority interrupt. It is a system that establishes a priority over the several resources to determined which condition are to be serviced first when two or more reques
Functions carried out by different operating systems The below is a list of functions carried out by different operating systems: - Provides a user interface - Device man
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