Question

The advantages of a data warehouse over a data mart include all of the following EXCEPT one. Select the one that is not an advantage.
Data Mart allows faster access of Data.
Data Mart is easy to use as it is specifically designed for the needs of its users. Thus a data mart can accelerate business processes.
Many a times enterprises create too many disparate and unrelated data marts without much benefit. It can become a big hurdle to maintain.

Answer 1

Answer:

Many a times enterprises create too many disparate and unrelated data marts without much benefit. It can become a big hurdle to maintain.

Explanation:

A data mart is an Information technology structure or pattern specific to data warehouse environments.

Data mart is an element of data warehouse. It is used to retrieve data related to client-facing activities and is usually designed specifically for the needs of its users.

Based on the options given, the disadvantage of data mart is that many a times enterprises create too many disparate and unrelated data marts without much benefit. It can become a big hurdle to maintain.

Answer 2

It should be noted that statement that doesn't belong to advantages of a data warehouse over a data mart is

• Many a times enterprises create too many disparate and unrelated data marts without much benefit.

• It can become a big hurdle to maintain.

A data mart can be regarded as structure  which is been to data warehouse environments, and it act as avenue for retrieving client-facing data.

with data Mart there us usually  faster access of Data and easy use of it because it is specifically designed for the needs of its users.

Therefore,  one disadvantages of a data warehouse over a data mart is many a times enterprises create too many disparate and unrelated data marts without much benefit.

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