In a Relational Database,every Record Must Be Uniquely Identified by a _________

question 48

Multiple Choice

In a relational database,every record must be uniquely identified by a _________ key.

• A)primary
• B)super
• C)foreign
• D)candidate​

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Definitions:

Evolutionary Processes

Evolutionary processes involve the mechanisms by which species undergo changes over time, often through natural selection, mutation, gene flow, and genetic drift, leading to adaptation and diversity.

Social-Cognitive Perspective

A psychological framework emphasizing how personal beliefs, cognition, and environment interact to shape behavior.

Slumping Economy

A period of economic downturn characterized by decreasing business activity, GDP, and employment rates.

Depression

A mental health disorder characterized by persistent feelings of sadness, loss of interest, and a range of physical and cognitive symptoms.