Advantages of Data Marts Over Data Warehouses Are All of the Following

question 24

Multiple Choice

Advantages of data marts over data warehouses are all of the following except:

• A)data marts require shorter lead times for implementation,often less than 90 days.
• B)data marts allow for local rather than central control,giving end-users more power or control.
• C)data marts have higher quality and more complete enterprise data.
• D)data marts are easier to understand and navigate because they contain less data.

---

Definitions:

Transcriptionally Inactive

Describes genes or segments of DNA that are not being transcribed into RNA.

Constitutive Genes

Genes that are continuously expressed under normal cellular conditions, providing the basic functions necessary for the cell's survival.

Housekeeping Genes

Genes that are constantly expressed to maintain basic cellular function; they are essential for the maintenance of normal cellular activities.

Alternatively Spliced

Refers to the process by which different combinations of exons are joined or spliced together, resulting in multiple mRNA variants from a single gene.