In Database Systems,the DBMS Enforces Rules About Which Data Can

question 74

Multiple Choice

In database systems,the DBMS enforces rules about which data can be written in certain columns.The rules are known as ________.

• A)data insertion control
• B)data modification control
• C)concurrency control
• D)referential integrity constraints

Explain how to utilize email features such as attachment preview.

Understand the fundamental terminology related to email communication.

Recognize different types of email accounts and their purposes.

Understand the impact and risks of unlimited technology use.

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Definitions:

Perfectly Equal Distribution

An ideal and theoretical state where all resources or income are distributed evenly among all members of a society.

Government-provided Job

Employment opportunities created and funded by the government, often aimed at reducing unemployment and stimulating economic activity.

Poverty Rate

The percentage of the population living below the national poverty line, often defined as the share of people with income less than a specific threshold indicating minimal living conditions.

Absolute Scale

A scale of measurement without any zero point or arbitrary reference point, used in fields like temperature measurement with the Kelvin scale.