In Which of the Following Database Models Does the DBMS

question 119

Multiple Choice

In which of the following database models does the DBMS view and present entities as two-dimensional tables,with records as rows,and attributes as columns?

• A) relational database model
• B) hierarchical database model
• C) network database model
• D) object-oriented database model
• E) semantic database model

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Definitions:

Unconditioned Stimulus

In classical conditioning, a stimulus that unconditionally—naturally and automatically—triggers a response.

Conditioned Stimulus

A previously neutral stimulus that, after becoming associated with the unconditioned stimulus, eventually comes to trigger a conditioned response.

Operant Conditioning

A learning process through which the strength of a behavior is modified by reinforcement or punishment.

Classical Conditioning

A learning process that occurs when two stimuli are repeatedly paired; a response that is at first elicited by the second stimulus is eventually elicited by the first stimulus alone.