The "____" Characteristic of a Primary Key States That

question 42

Multiple Choice

The "____" characteristic of a primary key states that:
The PK must uniquely identify each entity instance.A primary key must be able to guarantee unique values.It cannot contain nulls.

• A) unique values
• B) nonintelligent
• C) preferably single-attribute
• D) security complaint

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Definitions:

Unconditional Personal Regard

In client-centered therapy, it refers to a therapist’s acceptance and support of a client regardless of what the client says or does.

Psychological Tests

Standardized instruments used to measure an individual's mental functions, behaviors, or personality traits.

Experimental Research

a research method that allows researchers to establish cause-and-effect relationships by manipulating and controlling variables.

Nomothetic Approach

A research approach focused on establishing general laws and principles that apply to all individuals, rather than examining the unique aspects of individuals.