Online analytical processing (OLAP) Question:
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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

Answer:

d) Both a and b
Explanation:
For eg., The item name and colour is viewed for a fixed size.

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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 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