Three Types of Data Models Used Today Are: the Hierarchical

question 36

True/False

Three types of data models used today are: the hierarchical model, the network model and the relational model.

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Definitions:

BIOS-Stored Program

A fundamental piece of firmware stored on a chip on the motherboard, responsible for booting up the computer and managing data flow between the computer's operating system and attached devices.

POST

Power-On Self Test (POST) is an initial diagnostic testing sequence that checks the hardware of a computer to ensure it is functioning properly before starting the operating system.

Basic Hardware

Fundamental physical components of a computer system, including the CPU, RAM, hard drives, motherboard, and power supply.

Cache Memory

Fast memory designed to increase processor operations.