A Column in a Relational Table/database That Serves as a Unique

question 21

Multiple Choice

A column in a relational table/database that serves as a unique identifier is called a __________.

• A) primary key
• B) foreign identifier
• C) foreign key
• D) primary identifier

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Definitions:

Electronic Surveillance

The use of electronic devices to monitor and record the activities of individuals or groups, often used for security purposes.

Principles

Fundamental truths or propositions that serve as the foundation for a system of belief, behavior, or chain of reasoning.

Surveillance State

A concept where the government extensively monitors the activities and communications of its citizens, typically through the use of technology.

Aadhaar

An unique identification number issued by the Indian government to residents, facilitating access to services and serving as proof of identity.