Shared implements most of the security features into OLAP. If multiple accesses are required admin can make necessary changes. The default security level for all OLAP products is read only. For multiple updates it is predominant to make necessary security changes.
Explain about API s of OLAP?
What is Hybrid OLAP?
Explain about Binning?
What do data warehouses support? a) OLAP b) OLTP c) OLAP and OLTP d) Operational databases
{ (item name, color, clothes size), (item name, color), (item name, clothes size), (color, clothes size), (item name), (color), (clothes size), () }
This can be achieved by using which of the following?
a) group by rollup
b) group by cubic
c) group by
d) None of the mentionedIn SQL the cross-tabs are created using a) Slice b) Dice c) Pivot d) All of the mentioned
The operation of moving from finer-granularity data to a coarser granularity (by means of aggregation) is called a ________. a) Roll-up b) Drill down c) Dicing d) Pivoting
Explain about candidate check?
The generalization of cross-tab which is represented visually is ____________ which is also called as data cube. a) Two dimensional cube b) Multidimensional cube c) N-dimensional cube d) Cuboid
The process of viewing the cross-tab (Single dimensional) with a fixed value of one attribute is. a) Slicing b) Dicing c) Pivoting d) Both a and b
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