When Viewing Constraints from ALL_CONSTRAINTS,NOT NULL Constraints Are Listed as ____

question 6

Multiple Choice

When viewing constraints from ALL_CONSTRAINTS,NOT NULL constraints are listed as ____ constraints,and have system-assigned names.

• A) referential
• B) CHECK
• C) UNIQUE
• D) special

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Definitions:

Central Nervous System

The Central Nervous System (CNS) consists of the brain and spinal cord, playing a crucial role in processing and sending out neural signals.

Nerve Impulses

Electrical signals that travel along nerves, allowing for communication between the nervous system and other parts of the body.

Neurons

are the basic working units of the brain and nervous system, responsible for receiving, processing, and transmitting information through electrical and chemical signals.

Axon

A thin, elongated extension of a neuron, or nerve cell, that usually carries electrical signals from the cell body of the neuron.