Decision Support Data Tends to Be Non-Normalized, _____, and Pre-Aggregated

question 63

Multiple Choice

Decision support data tends to be non-normalized, _____, and pre-aggregated.

• A) unique
• B) duplicated
• C) optimized
• D) sorted

---

Definitions:

Bytecode

A type of instruction set architecture created to be executed efficiently by software interpreters or virtual machines.

Main Memory

The primary volatile memory in a computer, used for storing data and programs while they are being used.

Secondary Storage

Non-volatile storage that retains data when the power is turned off, such as hard drives, SSDs, and USB flash drives.

Hard Disk

A hardware device used for storing and retrieving digital data using magnetic storage, typically consisting of one or more rigid rapidly rotating disks coated with magnetic material.