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MCQ

Q.

What do data warehouses support?

A

OLAP

B

OLTP

C

OLAP and OLTP

D

Operational databases

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Similar Questions

MCQ

1.

How many grouping is possible in this rollup?

A

8

B

4

C

2

D

1

Discussion

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2.

What do data warehouses support?

A

OLAP

B

OLTP

C

OLAP and OLTP

D

Operational databases

Discussion

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3.

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 mentioned

Discussion

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4.

Data that can be modeled as dimension attributes and measure attributes are called _______ data.

A

Multidimensional

B

Singledimensional

C

Measured

D

Dimensional

Discussion

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5.

tab (Single dimensional) with a fixed value of one attribute is

A

Slicing

B

Dicing

C

Pivoting

D

Both Slicing and Dicing

Discussion

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